Invacare Ranger X RWD manual

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Table of contents for the manual

  • Page 1

    Part No. 1104849 1 3G Storm Series ® Wheelchairs Service Manual DEALER: KEEP THIS MANUAL. THE PROCEDURES IN THIS MANUAL MUST BE PERFORMED BY A QUALIFIED TECHNICIAN. 3G Storm Series ® Wheelchairs Arrow ® RWD Torque ™ SP RWD Ranger X ™ RWD[...]

  • Page 2

    3G Storm Series ® Wheelchairs 2 Part No. 1104849 WARNING WARNING BEFORE INITIAL USE A QUALIFIED TECHNICIAN MUST PERFORM THE INITIAL SET UP OF THIS WHEELCHAIR. ALSO, QUALIFIED TECHNICIAN MUST PERFORM ALL PROCEDURES IN THE SERVICE MANUAL. WHEELCHAIR USERS: DO NOT SERVICE OR OPERATE THIS EQUIPMENT WITHOUT FIRST READING AND UNDERSTANDING (1) THE OWNER[...]

  • Page 3

    Part No. 1104849 3 3G Storm Series ® Wheelchairs TABLE OF CONTENTS NOTE: The information in this owner's manual applies to the ARROW, TORQUE SP, RANGER X, and the RECLINER wheelchairs except where specified. SPECIAL NOTES ............................................................................... 2 TYPICAL PRODUCT PARAMETERS .............[...]

  • Page 4

    3G Storm Series ® Wheelchairs 4 Part No. 1104849 SECTION 6 - SEAT FRAME SECTION 6 - SEAT FRAME SECTION 6 - SEAT FRAME SECTION 6 - SEAT FRAME SECTION 6 - SEAT FRAME ............................................................. ............................................................. .............................................................[...]

  • Page 5

    Part No. 1104849 5 3G Storm Series ® Wheelchairs TABLE OF CONTENTS TABLE OF CONTENTS SECTION 12 - WHEELS/MOTORS ..................................................... 83 REPLACING PNEUMATIC TIRES/TUBES - DRIVE WHEELS/CASTERS ............................... 8 3 REMOVING/INSTALLING DRIVE WHEELS ........................................................[...]

  • Page 6

    3G Storm Series ® Wheelchairs 6 Part No. 1104849 TYPICAL PRODUCT PARAMETERS - ARROW TYPICAL PRODUCT PARAMETERS - ARROW SEAT WIDTH RANGE: Standard: 12 t o 24 -i nches Recliner: 14 to 24-inches SEAT DEPTH RANGE: Standard: 12 t o 24 -i nches Recliner: 14 to 24-inches BACK HEIGHT RANGE: Standard: 12 t o 24 -i nches Recliner: 18 ½ to 26-inches BACK AN[...]

  • Page 7

    Part No. 1104849 7 3G Storm Series ® Wheelchairs TYPICAL PRODUCT PARAMETERS - ARROW TYPICAL PRODUCT PARAMETERS - ARROW TYPICAL PRODUCT PARAMETERS - ARROW PHYSICAL DIMENSIONS CASTERS W/PRECISION SEALED BEARINGS SEMI-PNEUMATIC: Standard: 8 X 2 ¼ -inches Option: 6 X 2-inches (w/ shock fork) PNEUMATIC OR FOAM FILLED: Standard: 8 X 2-inches Option: 9 [...]

  • Page 8

    3G Storm Series ® Wheelchairs 8 Part No. 1104849 TYPICAL PRODUCT PARAMETERS - TORQUE SP TYPICAL PRODUCT PARAMETERS - TORQUE SP SEAT WIDTH RANGE: Standard: 12 t o 22 -i nches Recliner: 14 to 22-inches SEAT DEPTH RANGE: Standard: 12 t o 22 -i nches Recliner: 16 to 22-inches BACK HEIGHT RANGE: Standard: 12 t o 24 -i nches Recliner: 18 ½ to 26-inches[...]

  • Page 9

    Part No. 1104849 9 3G Storm Series ® Wheelchairs TYPICAL PRODUCT PARAMETERS - TORQUE SP TYPICAL PRODUCT PARAMETERS - TORQUE SP TYPICAL PRODUCT PARAMETERS - TORQUE SP PHYSICAL DIMENSIONS CASTERS W/PRECISION SEALED BEARINGS SEMI-PNEUMATIC: Standard: 8 x 1 ¼ -inches Option: 6 x 2-inches (w/ shock fork) PNEUMATIC OR FOAM FILLED: Standard: 8 x 2-inche[...]

  • Page 10

    3G Storm Series ® Wheelchairs 10 Part No. 1104849 TYPICAL PRODUCT PARAMETERS - RANGER X TYPICAL PRODUCT PARAMETERS - RANGER X SEAT WIDTH RANGE: Standard: 12 t o 22 -i nches Recliner: 14 to 22-inches SEAT DEPTH RANGE: Standard: 12 t o 22 -i nches Recliner: 14 to 22-inches BACK HEIGHT RANGE: Standard: 12 t o 24 -i nches Recliner: 18 ½ to 26-inches [...]

  • Page 11

    Part No. 1104849 11 3G Storm Series ® Wheelchairs TYPICAL PRODUCT PARAMETERS - RANGER X TYPICAL PRODUCT PARAMETERS - RANGER X TYPICAL PRODUCT PARAMETERS - RANGER X PHYSICAL DIMENSIONS CASTERS W/PRECISION SEALED BEARINGS SEMI-PNEUMATIC: Standard: 8 X 2-1/4-inches Option: 6 X 2-inches (w/ shock fork) PNEUMATIC OR FOAM FILLED: Standard: 8 X 2-inches [...]

  • Page 12

    3G Storm Series ® Wheelchairs 12 Part No. 1104849 GENERAL GUIDELINES SECTION 1 This Section Includes the Following: Repair or Service Information Operating Information Label Location Warning/Caution Label Location Shipping Tie Down Restraints GENERAL GUIDELINES REPAIR OR SERVICE INFORMATION Setup of the Electronic Control Unit is to be performed O[...]

  • Page 13

    Part No. 1104849 13 3G Storm Series ® Wheelchairs GENERAL GUIDELINES SECTION 1 GENERAL GUIDELINES BATTERIES The warranty and performance specifications contained in this manual are based on the use of deep cycle gel cell batteries. Invacare strongly recommends their use as the power source for this unit. Carefully read battery/battery charger info[...]

  • Page 14

    3G Storm Series ® Wheelchairs 14 Part No. 1104849 GENERAL GUIDELINES SECTION 1 GENERAL GUIDELINES CAUTION For safe product function, material compatibility, proper installation, operation and maintenance, you must only use parts, accessories and adapters manufactured or supplied by Invacare. DO NOT use any other parts, accessories, or adapters. Ot[...]

  • Page 15

    Part No. 1104849 15 3G Storm Series ® Wheelchairs NOTE: These caution labels are only found on battery boxes used with the gearless/brushless motor. GROUP 24 BATTERIES 22NF BATTERIES LABEL LOCATION TIRE PRESSURE WARNING The recommended tire pressure is listed on the side wall of each tire. DO NOT use your wheelchair unless it has the proper tire p[...]

  • Page 16

    3G Storm Series ® Wheelchairs 16 Part No. 1104849 1070497 MUST SHIPPING TIE DOWN RESTRAINTS Base Frame Frame End Caps WARNING/CAUTION LABEL LOCATION REAR OF WHEELCHAIR FRONT OF WHEELCHAIR NOTE: WARNING LABEL also found on side frame near the rear of the chair. GENERAL GUIDELINES SECTION 1 SUSPENSION ARM USED WITH CONVENTIONAL MOTOR/GEARBOX ASSEMBL[...]

  • Page 17

    Part No. 1104849 17 3G Storm Series ® Wheelchairs SECTION 2 TROUBLESHOOTING This Section Includes the Following: Field Load Test Motor Testing Motor Brush Inspection Electro-Mechanical Parking Brake Testing FIELD LOAD TEST (FIGURE 1) NOTE: The following test can also be performed through the controller of the wheelchair along with a remote program[...]

  • Page 18

    3G Storm Series ® Wheelchairs 18 Part No. 1104849 SECTION 2 TROUBLESHOOTING TROUBLESHOOTING 4 Pin Motor Connector Motor FIGURE 3 - MOTOR BRUSH INSPECTION Cap MOTOR TESTING (FIGURE 2) NOTE: This procedure should only be performed on wheelchairs with the conventional motor/gearbox assembly. For gearless/brushless motors, there are no serviceable par[...]

  • Page 19

    Part No. 1104849 19 3G Storm Series ® Wheelchairs Once the motor brush caps have been removed, pull the brushes out of the motor. The end of the brushes should be smooth and shiny and the spring should not be damaged or discolored. If one or both of the brushes are damaged, only the damaged or worn brushes need be replaced. It is very important th[...]

  • Page 20

    3G Storm Series ® Wheelchairs 20 Part No. 1104849 SECTION 3 HARDWARE TORQUE SPECIFICATIONS HARDWARE TORQUE SPECIFICATIONS Torque to 156 in-lbs **Torque to 156 in-lbs **Torque to 156 in-lbs HARDWARE TORQUE SPECIFICATIONS STANDARD SEAT FRAME NOTE: * These torque specifications also apply to the ASBA assembly. ** These torque specifications also appl[...]

  • Page 21

    Part No. 1104849 21 3G Storm Series ® Wheelchairs HARDWARE TORQUE SPECIFICATIONS *VAN SEAT Loctite and Torque to 75 in-lbs Torque to 156 in-lbs Torque to 156 in-lbs * NOTE: For additional torque specifications, refer to the torque specifications drawing for the standard seat frame assembly. SECTION 3 HARDWARE TORQUE SPECIFICATIONS HARDWARE TORQUE [...]

  • Page 22

    3G Storm Series ® Wheelchairs 22 Part No. 1104849 HARDWARE TORQUE SPECIFICATIONS Torque to 75 in-lbs *ASBA (ADJUSTABLE SEAT BACK ANGLE) Torque to 156 in-lbs Torque to 156 in-lbs Torque to 156 in-lbs Torque to 156 in-lbs * NOTE: For additional torque specifications, refer to the torque specifications drawing for the standard seat frame assembly. SE[...]

  • Page 23

    Part No. 1104849 23 3G Storm Series ® Wheelchairs HARDWARE TORQUE SPECIFICATIONS HARDWARE TORQUE SPECIFICATIONS Torque to 156 in-lbs Loctite and torque to 156 in-lbs Torque to 85 ft-lbs 8-inch Wheels - Torque to 120 in-lbs 9-inch Wheels - Torque to 156 in-lbs Torque to 156 in-lbs (Torque to 156 in-lbs and back off 1/4 turn) Loctite and torque to 7[...]

  • Page 24

    3G Storm Series ® Wheelchairs 24 Part No. 1104849 Adjustment Screw BASE FRAME - STANDARD GEARLESS/BRUSHLESS MOTOR (FOR WHEELCHAIRS BU ILT BEFORE 1/26/04) Torque to 13 ft-lbs Torque to 13 ft-lbs Torque to 25 in-lbs Torque to 75 in-lbs NOTE: All torque specifications called out for the conventional motor/gearbox assembly are applicable to the gearle[...]

  • Page 25

    Part No. 1104849 25 3G Storm Series ® Wheelchairs SECTION 4 ARMS This Section Includes the Following: Replacing Van Seat Armrest Pads FIGURE 1 - REPLACING VAN SEAT ARMREST PADS WARNING After ANY adjustments, repair or service and BEFORE use, make sure that all attaching hardware is tightened securely - otherwise injury or damage may result. REPLAC[...]

  • Page 26

    3G Storm Series ® Wheelchairs 26 Part No. 1104849 UPHOLSTERY/POSITIONING STRAP SECTION 5 UPHOLESTERY/ POSITIONING STRAP This Section Includes the Following: Replacing Van Seat Positioning Strap Replacing Back Upholstery WARNING After ANY adjustments, repair or service and BEFORE use, make sure that all attaching hardware is tightened securely - ot[...]

  • Page 27

    Part No. 1104849 27 3G Storm Series ® Wheelchairs REPLACING BACK UPHOLSTERY (FIGURE 2) 1 . Remove one (1) armrest from the wheelchair. Refer to INSTALLING/REMOVING FLIP BACK ARMRESTS in SECTION 4 of the Owner’s Manual, part number 1104782 or 1123757. 2 . If applicable, remove the two (2) mounting screws and locknuts that secure the spreader bar [...]

  • Page 28

    3G Storm Series ® Wheelchairs 28 Part No. 1104849 HEAVY DUTY MODELS BACK HEIGHT ◆ ◆ ◆ ◆ ◆ SPREADER BAR HEIGHT 16-17-inches 5-inches 18-24-inches 7-inches NOTE: Spreader bar required on all back heights. ◆ ◆ ◆ ◆ ◆ Height of Spreader Bar from Bottom of Back Canes to Top of Spreader Bar Clamp. 15 . If applicable, reposition the sp[...]

  • Page 29

    Part No. 1104849 29 3G Storm Series ® Wheelchairs SEAT FRAME This Section Includes the Following: Preparation for Removing/Installing Seat Frame (Standard Frame, ASBA, and Van Seat) Replacing Same Size Standard Seat Frame Removing/Installing Standard Seat Frame Subassembly Changing Seat Depth Changing Seat Width (Standard and ASBA) Installing/Remo[...]

  • Page 30

    3G Storm Series ® Wheelchairs 30 Part No. 1104849 SEAT FRAME SECTION 6 3 . Cut tie wraps and disconnect joystick from controller. 4 . Turn the lever on the adjustment lock to release the adjustment lock from the joystick mounting tube. 5 . Remove the joystick from the wheelchair. 6 . Perform one (1) of the following: A. STANDARD OR ASBA - Remove t[...]

  • Page 31

    Part No. 1104849 31 3G Storm Series ® Wheelchairs REPLACING SAME SIZE STANDARD SEAT FRAME 1 . Perform the instructions outlined in PREPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ASBA, AND VAN SEAT) in this section of the manual. 2 . Remove the existing standard seat frame subassembly and install the NEW standard frame. Refer to RE[...]

  • Page 32

    3G Storm Series ® Wheelchairs 32 Part No. 1104849 SEAT FRAME CHANGING SEAT DEPTH STANDARD SEAT FRAME NOTE: Review the chart below. This will determine the components needed to obtain the desired seat depth. SEAT FRAME COMPONENTS CJ BACK SEAT SEAT BRACKETS SEAT FR A ME DEPTH REQUIRED PAN DEPTH 12-inches t o YES 17-inch 16-inch deep 15-inches 16-inc[...]

  • Page 33

    Part No. 1104849 33 3G Storm Series ® Wheelchairs ASBA (FIGURE 3) NOTE: Review the chart below. This will determine the components needed to obtain your desired seat depth. 1 . Find current seat depth in left hand column in the chart. 2 . Follow that row to right under seat frame components. 3 . Verify and note the components of the current seat d[...]

  • Page 34

    3G Storm Series ® Wheelchairs 34 Part No. 1104849 SEAT FRAME SECTION 6 SEAT FRAME E . Remove the four (4) mounting screws that secure the EXISTING center frame to support brackets. F . Remove existing center frame from seat mount plates. G . Secure NEW center frame to support brackets with the existing four (4) mounting screws and locknuts. Torque[...]

  • Page 35

    Part No. 1104849 35 3G Storm Series ® Wheelchairs CHANGING SEAT DEPTH BETWEEN 12 AND 15-INCHES (FIGURE 4) NOTE: There are two (2) sizes of CJ back brackets. Refer to the following chart to determine if the seat depth required is obtainable by repositioning the back canes only, or if the CJ back brackets must be replaced. CJ BACK BRACKET (SEAT DEPT[...]

  • Page 36

    3G Storm Series ® Wheelchairs 36 Part No. 1104849 SEAT FRAME SECTION 6 SEAT FRAME ALLOWABLE SEAT WIDTH AND DEPTH COMBINATIONS FOR ASBA 12 13 14 15 16 12 ✓✓ ✓ ✓ ✓ 13 ✓✓ ✓ ✓ ✓ 14 ✓✓ ✓ ✓ ✓ 15 ✓✓ ✓ ✓ ✓ 16 ✓✓ ✓ ✓ ✓ 1 7 N/A N/A ✓✓✓ 1 8 N/A N/A ✓✓✓ 1 9 N/A N/A ✓✓✓ 2 0 N/A N/A ✓✓✓ 2[...]

  • Page 37

    Part No. 1104849 37 3G Storm Series ® Wheelchairs WARNING Both side frames MUST be adjusted to the same mounting hole position to maintain proper weight balance of user and seat frame. If weight is not balanced, injury to the assistant and/or user and damage to the wheelchair may result. 6 . Repeat STEPS 3-5 for opposite side frame. 7 . Perform on[...]

  • Page 38

    3G Storm Series ® Wheelchairs 38 Part No. 1104849 SEAT FRAME SECTION 6 SEAT FRAME INSTALLING/REMOVING ASBA SUBASSEMBLY AND/OR COMPONENT REPLACEMENT (FIGURE 6) CONVERTING FROM ASBA TO STANDARD SEAT FRAME OR VAN SEAT NOTE: This section must be performed in conjunction with a starting procedure. 1 . Remove the four (4) mounting screws that secure the[...]

  • Page 39

    Part No. 1104849 39 3G Storm Series ® Wheelchairs 4 . Remove the four (4) mounting screws and locknuts that secure the center frame to the support brackets. 5 . Secure NEW center frame to support brackets with existing four (4) mounting screws and locknuts. Torque to 156 in-lbs. WARNING Both side frames MUST be adjusted to the same mounting hole p[...]

  • Page 40

    3G Storm Series ® Wheelchairs 40 Part No. 1104849 SEAT FRAME SECTION 6 SEAT FRAME INSTALLING/REMOVING VAN SEAT ASSEMBLY (FIGURE 7) INSTALLING VAN SEAT 1 . Position the van seat on the seat mounting plates at the position shown in FIGURE 7. 2 . Line up mounting holes in the van seat frame and the mounting holes in the seat mounting plates. 3 . Secu[...]

  • Page 41

    Part No. 1104849 41 3G Storm Series ® Wheelchairs CONVERTING FROM STANDARD SEAT FRAME TO ASBA OR VICE VERSA 1 . Perform the instructions outlined in PREPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ADJUSTABLE FRAME, AND VAN SEAT) in this section of the manual. 2 . Perform one (1) of the following: A . Remove the existing standard se[...]

  • Page 42

    3G Storm Series ® Wheelchairs 42 Part No. 1104849 SECTION 6 SEAT FRAME SEAT FRAME CONVERTING FROM ASBA TO VAN SEAT OR VICE VERSA 1 . Perform the instructions outlined in PREPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ADJUSTABLE FRAME, AND VAN SEAT) in this section of the manual. 2 . Perform one (1) of the following: A . Remove the[...]

  • Page 43

    Part No. 1104849 43 3G Storm Series ® Wheelchairs CONVERTING FROM STANDARD SEAT FRAME TO VAN SEAT OR VICE VERSA 1 . Perform the instructions outlined in PREPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ADJUSTABLE FRAME, AND VAN SEAT) in this section of the manual. 2 . Perform one (1) of the following: A . Remove the standard seat fr[...]

  • Page 44

    3G Storm Series ® Wheelchairs 44 Part No. 1104849 SECTION 6 SEAT FRAME SEAT FRAME INSTALLING 1. Position the NEW seat pan on the seat frame, aligning the mounting holes of the seat pan and the mounting holes of the seat frame. 2 . Position the seat positioning strap and quick release pin tab onto the seat frame and secure with mounting screw and l[...]

  • Page 45

    Part No. 1104849 45 3G Storm Series ® Wheelchairs Mounting Screw Medium Height Seat Mount Plate Front of Seat Frame Mounting Screw Rear of Seat Frame DETAIL “A” FIGURE 10 - SEAT ANGLE ADJUSTMENT SEAT ANGLE ADJUSTMENT (FIGURE 10) NOTE: The angle of the seat is factory set providing the user with a 5 o seat dump. This angle can be changed by adj[...]

  • Page 46

    3G Storm Series ® Wheelchairs 46 Part No. 1104849 SECTION 7 BASE FRAME BASE FRAME This Section Includes the Following: Replacing Seat Mounting Plates Replacing Seat Support Brackets Replacing Seat Support Bracket T-Nuts Replacing Battery Charger Bracket and T-Nut Removing/Installing Seat Stop Screws REPLACING SEAT MOUNTING PLATES (FIGURE 1) NOTE: [...]

  • Page 47

    Part No. 1104849 47 3G Storm Series ® Wheelchairs REPLACING SEAT SUPPORT BRACKETS (FIGURE 2) 1 . Perform the instructions outlined in P REPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ADJUSTABLE FRAME, AND VAN SEAT) in SECTION 6 of this manual. 2 . Perform one (1) of the following: A . Remove standard seat frame subassembly. Refer t[...]

  • Page 48

    3G Storm Series ® Wheelchairs 48 Part No. 1104849 BASE FRAME SECTION 7 BASE FRAME 7. Adjust seat mount plates to desired angle. Refer to SEAT ANGLE ADJUSTMENT in SECTION 6 of this manual. 8 . Reverse STEP 2. 9 . Perform the instructions outlined in P REPARATION FOR REMOVING/INSTALLING SEAT FRAME (STANDARD FRAME, ASBA, AND VAN SEAT) in SECTION 6 of[...]

  • Page 49

    Part No. 1104849 49 3G Storm Series ® Wheelchairs NOTE: Before removing seat mounting plates, note the position of the washers. 4 . Remove the seat support brackets. Refer to REPLACING SEAT SUPPORT BRACKETS in this section of the manual. 5 . Remove the seat stop screw that is closest to the end cap. Refer to REMOVING/ INSTALLING SEAT STOP SCREWS i[...]

  • Page 50

    3G Storm Series ® Wheelchairs 50 Part No. 1104849 4 . Remove the two (2) mounting screws that secure the battery charger connector to the mount bracket. 5 . Remove battery charger connector from mount bracket. 6. Remove the mounting screw which secures the battery charger mount bracket to the T-nut located in the channel of the base frame. 7 . Rep[...]

  • Page 51

    Part No. 1104849 51 3G Storm Series ® Wheelchairs This Section Includes the Following: Removing/Installing CJ Back Brackets Changing Back Height Back Angle Adjustment REMOVING/INSTALLING CJ BACK BRACKETS (FIGURE 1) NOTE: The following procedure is for Jr. wheelchairs only. REMOVING CJ BACK BRACKETS 1 . If necessary, perform the instructions outlin[...]

  • Page 52

    3G Storm Series ® Wheelchairs 52 Part No. 1104849 BACK FRAME SECTION 8 WARNING Always wear your seat positioning strap. 3 . Position the seat positioning strap and quick release pin under the CJ back bracket. 4 . Secure the quick release pin, seat positioning strap, and CJ back bracket to the seat frame. Torque to 75 in-lbs. 5 . Install washers an[...]

  • Page 53

    Part No. 1104849 53 3G Storm Series ® Wheelchairs CHANGING BACK HEIGHT (FIGURE 2) NOTE: If changing the back height, new back upholstery may be needed as well. Read the following to determine if new back upholstery is needed: Back upholsery height ranges are 16 to 17-inches, 18 to 19-inches, 20-inches, 21 to 22-inches, 23 to 24-inches ● ● ● [...]

  • Page 54

    3G Storm Series ® Wheelchairs 54 Part No. 1104849 BACK FRAME 14 . Secure the top of the existing/new back upholstery to the back canes with the two (2) existing mounting screws and washers. 15 . Secure bottom of the existing/NEW back upholstery to rear of the seat pan. 16 . Secure the bottom of the existing/NEW back upholstery to the back canes wi[...]

  • Page 55

    Part No. 1104849 55 3G Storm Series ® Wheelchairs BACK ANGLE ADJUSTMENT (FIGURE 3) 1 . Remove armrests from the wheelchair. Refer to INSTALLING/REMOVING FLIP BACK ARMRESTS in SECTION 4 of the Owner’s Manual, part number 1104782 or 1123757. 2 . Remove the mounting screw and washer from the top mounting hole of back angle plate and back cane. NOTE[...]

  • Page 56

    3G Storm Series ® Wheelchairs 56 Part No. 1104849 BATTERIES SECTION 9 BATTERIES This Section Includes the Following: Warnings for Handling and Replacing Batteries Using the Proper Batteries Installing/Removing Batteries Into/From Battery Boxes Disconnecting/Connecting Battery Cables When to Charge Batteries Charging Batteries Replacing Batteries R[...]

  • Page 57

    Part No. 1104849 57 3G Storm Series ® Wheelchairs USING THE PROPER BATTERIES (FIGURES 1 AND 2) 1 . Place battery on ground/flat surface. 2 . Visually draw a horizontal and vertical centerline through the middle of battery. 3 . Position the battery so that the terminals are above the horizontal centerline. 4 . Visually inspect the battery to ensure[...]

  • Page 58

    3G Storm Series ® Wheelchairs 58 Part No. 1104849 POSITIVE (+) Battery Terminal/Post NEGATIVE (-) Battery Terminal/Post NEGATIVE (-) Battery Terminal/Post WARNING FOR 3G STORM WHEELCHAIRS THAT USE GP24 BATTERIES: Batteries with terminal configuration (positive on the right and negative on the left) as shown below MUST be used. Batteries that have [...]

  • Page 59

    Part No. 1104849 59 3G Storm Series ® Wheelchairs NOTE: If there is battery acid in the bottom or on the sides of the battery box(es) or battery(ies), apply baking soda to these areas to neutralize the battery acid. Before reinstalling the NEW or existing battery(ies), clean the baking soda from the battery box(es) or battery(ies). NOTE: When secu[...]

  • Page 60

    3G Storm Series ® Wheelchairs 60 Part No. 1104849 DISCONNECTING/CONNECTING BATTERY CABLES WARNING NEVER allow any of your tools and/or battery cable(s) to contact BOTH battery post(s) at the same time. An electrical short may occur and serious personal injury or damage may occur. The use of rubber gloves and chemical goggles or face shields is rec[...]

  • Page 61

    Part No. 1104849 61 3G Storm Series ® Wheelchairs P 5 . Verify battery cable clamps(s) are correctly installed and securely tightened. 6 . Reposition battery clamp covers over battery post(s). 7 . Install the battery box top(s). 8 . Install the battery box(es) into the wheelchair. Refer to REMOVING/INSTALLING BATTERY BOXES in this section of this [...]

  • Page 62

    3G Storm Series ® Wheelchairs 62 Part No. 1104849 GROUP 24 BATTERIES ON WHEELCHAIRS BUILT AFTER 1/25/04 (FIGURE 5) Disconnecting. NOTE: Perform this section on one (1) battery and battery box at a time. Repeat section for other battery box. 1 . Lift up on battery box lid to expose underlying cables. 2 . Peel back battery terminal caps to expose ba[...]

  • Page 63

    Part No. 1104849 63 3G Storm Series ® Wheelchairs FIGURE 5 - DISCONNECTING/CONNECTING BATTERY CABLE(S) - GROUP 24 BATTERIES Top View of Battery POSITIVE (+) Battery Terminal/Post NEGATIVE (-) Battery Terminal/Post ONE (1) CONNECTOR BATTERY BOX TWO (2) CONNECTOR BATTERY BOX BLACK Battery Terminal Cap RED Battery Terminal Cap Red POSITIVE (+) Batter[...]

  • Page 64

    3G Storm Series ® Wheelchairs 64 Part No. 1104849 22N F BATTERIES IN SINGLE BATTERY BOX (FIGURE 5) NOTE: Note polarity of white battery cable (jumper) battery terminal ends. Disconnecting. 1 . Remove battery terminal cap(s) from battery terminal(s) ends. Refer to DETAIL “A” in FIGURE 5. 2 . Disconnect WHITE battery cable (jumper) NEGATIVE N te[...]

  • Page 65

    Part No. 1104849 65 3G Storm Series ® Wheelchairs FIGURE 5 - CONNECTING BATTERY CABLES - SINGLE 22NF BATTERY BOX Terminal Cap STEPS 5 AND 6 Battery Box Top Front Battery POSITIVE (+) RED Battery Cable Battery Box Bottom Rear Battery POSITIVE (+) Battery Terminal/Post NOTE: Battery box top cut away for clarification purposes only. STEPS 3 AND 4 Bat[...]

  • Page 66

    3G Storm Series ® Wheelchairs 66 Part No. 1104849 WHEN TO CHARGE BATTERIES (FIGURE 6) MKIV-A AND MKIV-RII JOYSTICKS The Battery Discharge Indicator (BDI) is a bar graph display located on the MKIV joystick. It will keep you informed as to power availability. A visual warning is given before the power becomes too low to operate the wheelchair. At f[...]

  • Page 67

    Part No. 1104849 67 3G Storm Series ® Wheelchairs NOTE: As a general rule, batteries should be recharged daily to assure the longest possible life and minimize the required charging time. Plan to recharge the batteries when it is anticipated the wheelchair will not be used for a long period of time. The range per battery charge using recommended b[...]

  • Page 68

    3G Storm Series ® Wheelchairs 68 Part No. 1104849 WHEELCHAIRS EQUIPPED WITH MCC-MARK IV JOYSTICK WHEELCHAIRS EQUIPPED WITH MARK IV RII JOYSTICK From Battery Charger Battery Charger Connector From Battery Charger Three (3) Pronged Plug Battery Charger Battery Boxes Base Frame Battery Charger Mount Bracket Support Plate Battery Charger Port FIGURE 7[...]

  • Page 69

    Part No. 1104849 69 3G Storm Series ® Wheelchairs REPLACING BATTERIES NOTE: Invacare recommends that both batteries be replaced if one (1) battery is defective. RECOMMENDED BATTERY TYPES WARNING Failure to use the correct battery size and/or voltage may cause damage to your wheelchair and give you unsatisfactory performance. The warranty and perfo[...]

  • Page 70

    3G Storm Series ® Wheelchairs 70 Part No. 1104849 NOTE: Weight limitation is total weight: user weight plus any additional items that the user may require (back pack, etc.). Example: If weight limitation of the chair is 300 lbs and additional items equal 25 lbs, subtract 25 lbs from 300 lbs This gives the maximum weight limitation of the user to b[...]

  • Page 71

    Part No. 1104849 71 3G Storm Series ® Wheelchairs CLEANING BATTERY TERMINALS WARNING Most batteries are not sold with instructions. However, warnings are frequently noted on the cell caps. Read them carefully. DO NOT allow the liquid in the battery to come in contact with skin, clothes or other possessions. It is a form of acid and harmful or dama[...]

  • Page 72

    3G Storm Series ® Wheelchairs 72 Part No. 1104849 Installing. 1 . Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering. 2 . Verify the joystick ON/OFF switch is in the OFF position. 3 . Secure the battery box carrying strap to the lid of the two (2) connector battery box. [...]

  • Page 73

    Part No. 1104849 73 3G Storm Series ® Wheelchairs GROUP 24 BATTERY BOXES FOR WHEELCHAIRS EQUIPPED WITH VENT TRAY (FIGURE 9) WARNING Each battery weighs 51 pounds. Use proper lifting techniques (lift with your legs) to avoid injury. Removing. 1 . Place the wheelchair in a well ventilated area where work can be performed without risking damage to ca[...]

  • Page 74

    3G Storm Series ® Wheelchairs 74 Part No. 1104849 7 . Place one (1) connector battery box onto battery sub-frame. 8 . Slide one (1) connector battery box along the sub-frame until its guide pins are engaged in the connector of the two (2) connector battery box. NOTE: Visually inspect to ensure the connection is properly made. Connectors MUST be fu[...]

  • Page 75

    Part No. 1104849 75 3G Storm Series ® Wheelchairs This Section Includes the Following: Removing/Installing the Wiring Harness Adjusting Limit Switch WARNING After ANY adjustments, repair or service and BEFORE use, make sure that all attaching hardware is tightened securely - otherwise injury or damage may result. REMOVING/INSTALLING THE WIRING HAR[...]

  • Page 76

    3G Storm Series ® Wheelchairs 76 Part No. 1104849 Tie-Wraps A and B Wiring Harness Connector (BLUE) Controller Connector (BLUE) Motor Connector Controller Connector Mounting Screws (not shown) Battery Charger Cable Motor Connector Controller Connector DETAIL “B” - WHEELCHAIRS WITH MOTOR/GEARBOX ASSEMBLY Tie-Wrap C Wiring Harness Cable Motor Co[...]

  • Page 77

    Part No. 1104849 77 3G Storm Series ® Wheelchairs 22NF BATTERIES (FIGURE 2) Removing. 1. Remove the battery boxes. Refer to REMOVING/INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Cut the tie wrap that secures the rear portion of the wiring harness and joystick cable to the rear of the seat frame (DETAIL “A”). 3. Perform one (1) of t[...]

  • Page 78

    3G Storm Series ® Wheelchairs 78 Part No. 1104849 DETAIL “C” - WHEELCHAIRS WITH GEARLESS/BRUSHLESS MOTOR SECTION 10 WIRING HARNESS FIGURE 2 - REMOVING/INSTALLING THE WIRING HARNESS - 22NF BATTERIES WIRING HARNESS DETAIL “A” - 22NF BATTERIES NOTE: Illustration depicts gearless/brushless motor. Wiring harness is secured to the rear of the se[...]

  • Page 79

    Part No. 1104849 79 3G Storm Series ® Wheelchairs ADJUSTING LIMIT SWITCH (FIGURE 3) NOTE: The following section is for high back van seat model wheelchairs only. WARNING NEVER operate the wheelchair while in any recline position over 114 ° RELATIVE TO THE SEAT FRAME. If the limit switch does not stop the wheelchair from operating in a recline pos[...]

  • Page 80

    3G Storm Series ® Wheelchairs 80 Part No. 1104849 B. Loosen, but do not remove, the two (2) phillips screws, washers and locknuts that secure the actuator to the upper limit switch bracket. C. Slide the actuator UP (towards the top of the wheelchair). CAUTION DO NOT over tighten the phillips screws that secure the actuator to the upper limit switc[...]

  • Page 81

    Part No. 1104849 81 3G Storm Series ® Wheelchairs RETENTION STRAP/RETAINER SECTION 11 This Section Includes the Following: Replacing Battery Box Retainer Bar/Retainer Clip WARNING After ANY adjustments, repair or service and BEFORE use, make sure that all attaching hardware is tightened securely - otherwise injury or damage may result. REPLACING B[...]

  • Page 82

    3G Storm Series ® Wheelchairs 82 Part No. 1104849 Retainer Clip Mounting Screws Battery Box Sub-frame Base Frame Retainer Bar Shock Assembly Spacer SECTION 11 FIGURE 1 - REPLACING BATTERY BOX RETAINER BAR/RETAINER CLIP RETENTION STRAP/RETAINER Rubber Element RETENTION STRAP/RETAINER[...]

  • Page 83

    Part No. 1104849 83 3G Storm Series ® Wheelchairs WHEELS/MOTORS This Section Includes the Following: Replacing Pneumatic Tires/Tubes - Drive Wheels/Casters Removing/Installing Drive Wheels Removing/Installing Drive Wheel Hub Removing/Installing GB Motor Spacer Removing/Installing Adapter Plate with Studs Installing Wheel Lock Bracket onto Wheelcha[...]

  • Page 84

    3G Storm Series ® Wheelchairs 84 Part No. 1104849 REMOVING 1. Remove the battery boxes. Refer to REMOVING/INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Remove the four (4) beveled hex nuts that secures the drive wheel assembly to one of the following: drive wheel hub, GB motor spacer or adapter plate with studs. 3. Remove existing drive[...]

  • Page 85

    Part No. 1104849 85 3G Storm Series ® Wheelchairs Locknut Washer Keystock Drive Wheel Hub FIGURE 2 - REMOVING/INSTALLING DRIVE WHEEL HUB Motor Gearbox REMOVING/INSTALLING DRIVE WHEEL HUB (FIGURE 2) REMOVING 1. Remove the drive wheel from the wheelchair. Refer to REMOVING/INSTALLING DRIVE WHEELS in this section of the manual. 2. Remove the locknut,[...]

  • Page 86

    3G Storm Series ® Wheelchairs 86 Part No. 1104849 REMOVING/INSTALLING GB MOTOR SPACER (FIGURE 3) REMOVING 1. Remove the drive wheel from the wheelchair. Refer to REMOVING/INSTALLING DRIVE WHEELS in this section of the manual. 2. Remove the four (4) locknuts that secure the GB motor spacer to the GB motor. INSTALLING 1. Secure the new/existing GB m[...]

  • Page 87

    Part No. 1104849 87 3G Storm Series ® Wheelchairs SECTION 12 WHEELS/MOTORS INSTALLING WHEEL LOCK BRACKET ONTO WHEELCHAIR (FIGURE 5) NOTE: This SECTION only pertains to wheelchairs with the conventional motor and gearbox. On wheelchairs with the gearless/brushless motor, the wheel lock bracket is not required. 1. Remove the two (2) mounting screws [...]

  • Page 88

    3G Storm Series ® Wheelchairs 88 Part No. 1104849 WHEELS/MOTORS REMOVING/INSTALLING THE RIM AND/OR TIRE (FIGURE 6) NOTE: This procedure is for wheelchairs equipped with heavy duty gearless/brushless motors before 1/26/04 and standard gearless/brushless motors after 1/25/04. REMOVING 1. Remove the battery boxes. Refer to REMOVING/INSTALLING BATTERY[...]

  • Page 89

    Part No. 1104849 89 3G Storm Series ® Wheelchairs WHEELS/MOTORS B. Secure new/existing rim and new/existing tire with flat free to gearless/brushless motor with the three (3) M8 x 1-1/4 x 25 mm mounting screws (not provided). See DETAIL “A” in FIGURE 6. NOTE: Once all three (3) mounting screws are in place, install one (1) shorter mounting scr[...]

  • Page 90

    3G Storm Series ® Wheelchairs 90 Part No. 1104849 REPLACING FORKS (FIGURE 8) 1. Remove the caster from the existing fork. Refer to REMOVING/INSTALLING CASTERS in this section of the manual. 2. Remove the dust cover . 3. Remove the locknut, nylon washer, and spacer. 4. Drop the existing fork out of the caster head tube and spacer. 5. Slide the new [...]

  • Page 91

    Part No. 1104849 91 3G Storm Series ® Wheelchairs REMOVING/INSTALLING THE MOTOR CONVENTIONAL MOTOR WITH GEARBOX (FIGURE 9) Removing. 1. Disconnect the right and/or left motor connector from the controller. 2. Remove the two (2) allen screws and washers that secure the motor to the gearbox. CAUTION DO NOT damage the motor/gearbox coupling. 3. Caref[...]

  • Page 92

    3G Storm Series ® Wheelchairs 92 Part No. 1104849 STANDARD GEARLESS/BRUSHLESS MOTOR BEFORE 1/26/04 (FIGURE 10) Removing. 1. Remove the battery boxes. Refer to REMOVING / INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Unthread the mounting screws that secure the wiring harness connector to the motor. 3. Unplug the wiring harness connector[...]

  • Page 93

    Part No. 1104849 93 3G Storm Series ® Wheelchairs 8. If necessary, install the 22NF battery box tray. Refer to REMOVING/INSTALLING 22NF BATTERY BOX TRAY in SECTION 15 of this manual. 9. Plug the wiring harness connector into the motor. 10. Secure the wiring harness connector to the motor with the existing two (2) mounting screws. 11 . Install the [...]

  • Page 94

    3G Storm Series ® Wheelchairs 94 Part No. 1104849 HEAVY DUTY GEARLESS/BRUSHLESS MOTOR (FIGURE 11) Removing. 1. Remove the battery boxes. Refer to REMOVING / INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Unthread the mounting screws that secure the wiring harness connector (not shown) to the motor. 3. Unplug the wiring harness connector [...]

  • Page 95

    Part No. 1104849 95 3G Storm Series ® Wheelchairs SECTION 12 WHEELS/MOTORS WHEELS/MOTORS FIGURE 11 - REMOVING/INSTALLING THE MOTOR - HEAVY-DUTY GEARLESS/BRUSHLESS MOTOR Upper Mounting Screws Washers Gearless/ Brushless Motor Suspension Arm Cotter Pin Lower Mounting Screws Motor Lock Lever Gearless/Brushless Fender Bracket Motor Lock Lever Rod Brak[...]

  • Page 96

    3G Storm Series ® Wheelchairs 96 Part No. 1104849 INSTALLING/REMOVING FENDERS 4 POLE MOTORS (FIGURE 12) Installing. 1. Remove the drive wheel. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in this section of the manual. NOTE: When performing STEPS 2 and 3, only the two (2) mounting screws on the side of the suspension arm where the drive wheel mou[...]

  • Page 97

    Part No. 1104849 97 3G Storm Series ® Wheelchairs SECTION 12 WHEELS/MOTORS WHEELS/MOTORS Removing. 1. Remove the drive wheel. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in this section of the manual. NOTE: When performing STEPS 2 and 3, only the two (2) mounting screws on the side of the suspension arm where the drive wheel mounts need to be re[...]

  • Page 98

    3G Storm Series ® Wheelchairs 98 Part No. 1104849 FIGURE 13 - INSTALLING/REMOVING FENDERS - STANDARD GEARLESS/ BRUSHLESS MOTORS BEFORE 1/26/04 SECTION 12 WHEELS/MOTORS WHEELS/MOTORS STANDARD GEARLESS/BRUSHLESS MOTORS BEFORE 1/26/04 (FIGURE 13) Installing. 1. Remove the drive wheel. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in this section of t[...]

  • Page 99

    Part No. 1104849 99 3G Storm Series ® Wheelchairs Two (2) Top Mounting Screws FIGURE 14 - INSTALLING/REMOVING FENDERS - HEAVY DUTY GEARLESS/BRUSHLESS MOTORS Suspension Arm Gearless/Brushless Fender Bracket Fender Spacer Pan Head Tap Screws Fender HEAVY DUTY GEARLESS/BRUSHLESS MOTORS (FIGURE 14) Installing. 1. Remove the rim and tire from the heavy[...]

  • Page 100

    3G Storm Series ® Wheelchairs 100 Part No. 1104849 SECTION 13 ELECTRONICS This Section Includes the Following: Repositioning MKIV Joystick - Van Seat Models Removing/Installing the MKIV Controller WARNING After ANY adjustments, repair or service and BEFORE use, make sure that all attaching hardware is tightened securely - otherwise injury or damag[...]

  • Page 101

    Part No. 1104849 101 3G Storm Series ® Wheelchairs ELECTRONICS SECTION 13 ELECTRONICS REMOVING/INSTALLING THE MKIV CONTROLLER REMOVING MKIV CONTROLLER (WHEELCHAIRS EQUIPPED WITH NON-POWERED SEATING SYSTEMS) (FIGURE 2) 1. Remove the battery boxes. Refer to REMOVING/INSTALLING THE BATTERY BOXES in SECTION 9 of this manual. 2. Remove the controller s[...]

  • Page 102

    3G Storm Series ® Wheelchairs 102 Part No. 1104849 SECTION 13 ELECTRONICS FIGURE 2 - REMOVING/INSTALLING THE MKIV CONTROLLER (WHEELCHAIRS EQUIPPED WITH NON-POWERED SEATING SYSTEMS) 8-32 x 1/2-inch Mounting Screws 8-32 x 1/2-inch Mounting Screws Controller Bracket 5/16-18 x 1-inch Hex Head Cap Screw Jumper Cable Lockwasher 5/16-18 x 1-inch Hex Head[...]

  • Page 103

    Part No. 1104849 103 3G Storm Series ® Wheelchairs ELECTRONICS REMOVING GB CONTROLLER (WHEELCHAIRS EQUIPPED WITH NON-POWERED SEATING SYSTEMS) (FIGURE 3) 1. Remove the battery boxes. Refer to REMOVING/INSTALLING THE BATTERY BOXES in SECTION 9 of this manual. 2. Remove the controller shroud (if applicable). 3. Remove the 5/16-18 x 1-inch hex head ca[...]

  • Page 104

    3G Storm Series ® Wheelchairs 104 Part No. 1104849 FIGURE 3 - REMOVING/INSTALLING THE GB CONTROLLER (WHEELCHAIRS EQUIPPED WITH NON-POWERED SEATING SYSTEMS) 10-32 x 1/2-inch Mounting Screw 8-32 x 1/2-inch Mounting Screws Jumper Cable Controller Bracket GB Controller 5/16-18 x 1-inch Hex Head Cap Screw Lockwashers 5/16-18 x 1-inch Hex Head Cap Screw[...]

  • Page 105

    Part No. 1104849 105 3G Storm Series ® Wheelchairs ELECTRONICS REMOVING MKIV CONTROLLER (WHEELCHAIRS EQUIPPED WITH 2ND GENERATION POWERED SEATING SYSTEMS) (FIGURE 4) 1. Remove the battery boxes. Refer to REMOVING/INSTALLING THE BATTERY BOXES in SECTION 9 of this manual. 2. Remove the controller shroud (if applicable). 3. Remove the TRCM controller[...]

  • Page 106

    3G Storm Series ® Wheelchairs 106 Part No. 1104849 SECTION 13 ELECTRONICS 8-32 x 1/2-inch Mounting Screws Controller Bracket 8-32 x 1/2-inch Mounting Screw 5/16-18 x 1-inch Hex Head Cap Screw Jumper Cable Lockwasher MKIV Controller FIGURE 4 - REMOVING/INSTALLING THE MKIV CONTROLLER (WHEELCHAIRS EQUIPPED WITH 2ND GENERATION POWERED SEATING SYSTEM) [...]

  • Page 107

    Part No. 1104849 107 3G Storm Series ® Wheelchairs ELECTRONICS SECTION 13 ELECTRONICS REMOVING GB CONTROLLER (WHEELCHAIRS EQUIPPED WITH 2ND GENERATION POWERED SEATING SYSTEMS) (FIGURE 5) 1. Remove the battery boxes. Refer to REMOVING/INSTALLING THE BATTERY BOXES in SECTION 9 of this manual. 2. Remove the controller shroud (if applicable). 3. Remov[...]

  • Page 108

    3G Storm Series ® Wheelchairs 108 Part No. 1104849 SECTION 13 ELECTRONICS 10-32 x 1/2-inch Mounting Screws (STEP 1) Jumper Cable 5/16-18 x 1-inch Hex Head Cap Screw Controller Bracket 10-32 x 1/2-inch Mounting Screw Lockwashers 5/16-18 x 1-inch Hex Head Cap Screw FIGURE 5 - REMOVING/INSTALLING THE GB CONTROLLER (WHEELCHAIRS EQUIPPED WITH 2ND GENER[...]

  • Page 109

    Part No. 1104849 109 3G Storm Series ® Wheelchairs RECLINER This Section Includes the Following: Positioning Limit Switch Adjusting Limit Switch Replacing Recliner Cable Assemblies Replacing/Adjusting Gas Cylinders Changing Back Height Changing Seat Depth Changing Seat Width Installing/Replacing Adjustable 16 to 19-inch Deep Recliner Seat Frame on[...]

  • Page 110

    3G Storm Series ® Wheelchairs 110 Part No. 1104849 9. Secure limit switch sensor to the seat frame with the two (2) mounting screws and washers. 10. Secure the wire retainer onto the INSIDE of the seat frame with the mounting screw. 11. Tie wrap the limit switch wire to the seat frame. 12. Adjust the limit switch. Refer to ADJUSTING LIMIT SWITCH i[...]

  • Page 111

    Part No. 1104849 111 3G Storm Series ® Wheelchairs RECLINER SECTION 14 RECLINER REPLACING RECLINER CABLE ASSEMBLIES (FIGURE 3) NOTE: There are three (3) different cable lengths depending on back height: CABLE LENGTH BACK HEIGHT Short 18-1/2 and 20-inches Medium 22 and 24-inches Long 26-inches WARNING Replace ONE (1) recliner cable assembly at a ti[...]

  • Page 112

    3G Storm Series ® Wheelchairs 112 Part No. 1104849 SECTION 14 RECLINER CAUTION DO NOT force the gas cylinder rod into the operator of the recliner cable assembly. DO NOT cross thread the operator of the recliner cable assembly with the gas cylinder. If slack in the recliner cable or movement in the operator of the cable assembly can not be elimina[...]

  • Page 113

    Part No. 1104849 113 3G Storm Series ® Wheelchairs RECLINER R E C L I N E R REPLACING/ADJUSTING GAS CYLINDERS (FIGURE 4) WARNING Replace ONE (1) gas cylinder at a time to avoid injury. Both gas cylinders MUST be operational and adjusted properly BEFORE using the recliner. DO NOT operate the recliner if only one (1) of the gas cylinders is operatio[...]

  • Page 114

    3G Storm Series ® Wheelchairs 114 Part No. 1104849 9. Line up the mounting holes of the NEW gas cylinder and the bracket of the back cane. 10. Reinstall the mounting screw through the mounting bracket of the back cane, nylon washer, NEW gas cylinder, nylon washer, mounting bracket and washer and securely tighten with the existing locknut. Torque t[...]

  • Page 115

    Part No. 1104849 115 3G Storm Series ® Wheelchairs RECLINER 6. Turn the spreader bar on the existing back canes CLOCKWISE (toward back upholstery) and remove the spreader bar from the existing back canes. 7. Loosely install the spreader bar onto the NEW back cane handles by rotating the spreader bar COUNTERCLOCKWISE (away from the back canes). NOT[...]

  • Page 116

    3G Storm Series ® Wheelchairs 116 Part No. 1104849 SECTION 14 RECLINER CHANGING SEAT DEPTH (FIGURE 6) NOTE: 16-inch, 17-inch, 18-inch or 19-inch seat depths CAN NOT be increased to 20-inches or deeper. If needing to increase to a seat depth of 20-inches or deeper, the base frame MUST be converted from a STANDARD base frame to a LONG base frame as [...]

  • Page 117

    Part No. 1104849 117 3G Storm Series ® Wheelchairs CHANGING SEAT WIDTH To change seat width, the seat frame must be changed to the desired width. Refer to INSTALLING/REPLACING ADJUSTABLE 16 TO 19-INCH DEEP RECLINER SEAT FRAME ONTO ARROW OR X BASE FRAME in this section of the manual. NOTE: If changing the seat width of the wheelchair, the back and [...]

  • Page 118

    3G Storm Series ® Wheelchairs 118 Part No. 1104849 RECLINER SECTION 14 RECLINER R E C L I N E R FIGURE 7 - INSTALLING/ REPLACING ADJUSTABLE 16 TO 19-INCH DEEP RECLINER SEAT FRAME ONTO ARROW OR X BASE Mounting Screws Base Frame Spacer Recliner Seat Assembly Seat Mount Plate Locknuts Warning Label Inside of Suspension Arm Assembly 6. Position limit [...]

  • Page 119

    Part No. 1104849 119 3G Storm Series ® Wheelchairs SECTION 15 RWD WHEELCHAIRS RWD WHEELCHAIRS This Section Includes the Following: Removing/Installing Group 24 Battery Box Sub-Frame Removing/Installing 22NF Battery Box Tray Converting 22NF Battery Box Tray to Group 24 Battery Box Sub-Frame Shock or Rubber Element Replacement Shock Spring Replaceme[...]

  • Page 120

    3G Storm Series ® Wheelchairs 120 Part No. 1104849 Mounting Screws Battery Box Sub-frame Base Frame Shock FRONT OF CHAIR REAR OF CHAIR Retainer Bar Retainer Clip Spacer 2. Perform one (1) of the following: A. WHEELCHAIRS EQUIPPED WITH VENT TRAY - Reinstall the four (4) mounting screws that secure the shocks, retainer bar, spacers and retainer clip[...]

  • Page 121

    Part No. 1104849 121 3G Storm Series ® Wheelchairs REMOVING/INSTALLING 22NF BATTERY BOX TRAY (FIGURE 2) REMOVING 1. Remove the battery box. Refer to REMOVING/INSTALLING BA TTERY BOXES in SECTION 9 of this manual. 2. Remove the two (2) rear locknuts that secure the battery box tray to battery mount brackets. 3. Remove the two (2) front bolts and lo[...]

  • Page 122

    3G Storm Series ® Wheelchairs 122 Part No. 1104849 Spacer Battery Mount Bracket *Rubber Element (or Shock Assembly) Mounting Screws Base Frame FIGURE 3 - REMOVING 22NF COMPONENTS *NOTE: Illustration depicts rubber element. Battery Mount Brackets remove in the same manner for the shock assembly. Locknut Washer RWD WHEELCHAIRS SECTION 15 RWD WHEELCH[...]

  • Page 123

    Part No. 1104849 123 3G Storm Series ® Wheelchairs B. WHEELCHAIRS EQUIPPED WITHOUT VENT TRAY - Reinstall the four (4) mounting screws that secure the shocks and spacers to the base frame. 5. Perform STEPS 2-7 of REMOVING/INSTALLING THE WIRING HARNESS in SECTION 10 of this manual to complete the wiring harness installation. 6. Install the group 24 [...]

  • Page 124

    3G Storm Series ® Wheelchairs 124 Part No. 1104849 RWD WHEELCHAIRS SECTION 15 RWD WHEELCHAIRS SHOCK OR RUBBER ELEMENT REPLACEMENT GROUP 24 BATTERIES (FIGURES 5 AND 6) 1. Remove the group 24 battery boxes. Refer to REMOVING/INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Remove the drive wheel from the wheel hub. Refer to REMOVING/INSTALLI[...]

  • Page 125

    Part No. 1104849 125 3G Storm Series ® Wheelchairs B. Wheelchairs without vent tray - Secure the top of shock to base frame. Apply Loctite 242 and torque to 160 in-lbs. 8. Perform one (1) of the following sections: A. FOR SHOCKS - Secure the NEW shock to the anti-tip bracket and suspension arm with the existing mounting screw, two (2) large washer[...]

  • Page 126

    3G Storm Series ® Wheelchairs 126 Part No. 1104849 RWD WHEELCHAIRS SECTION 15 RWD WHEELCHAIRS 22NF BATTERIES (FIGURES 6 AND 7) 1. Remove the 22NF battery box. Refer to REMOVING/INSTALLING BATTERY BOXES in SECTION 9 of this manual. 2. Remove the drive wheel from the wheel hub. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in SECTION 12 of this manu[...]

  • Page 127

    Part No. 1104849 127 3G Storm Series ® Wheelchairs RWD WHEELCHAIRS SECTION 15 7. Secure the bottom of the NEW shock to the suspension arm with the existing mounting screw and locknut. Apply Loctite 242 and torque to 160 in-lbs. (FIGURE 6). 8. Install the drive wheel from the wheel hub. Refer to REMOVING/INSTALLING THE DRIVE WHEELS in SECTION 12 of[...]

  • Page 128

    3G Storm Series ® Wheelchairs 128 Part No. 1104849 RWD WHEELCHAIRS SECTION 15 GROUP 22 BATTERIES NOTE: Shock exploded away for clarity. There is no need to remove shock from suspension arm. Suspension Arm Mounting Screw Shock Battery Box Retainer Bar Hex Screws Spacer Shock Eyelet Assembly Retainer Clip GROUP 24 BATTERIES Shock Eyelet Assembly Spr[...]

  • Page 129

    Part No. 1104849 129 3G Storm Series ® Wheelchairs REMOVING/INSTALLING GEARBOX (FIGURE 9 ) REMOVING 1. Remove the drive wheels from the wheelchair. Refer to REMOVING/INSTALLING DRIVE WHEELS in SECTION 12 of this manual. 2. Remove the drive wheel hub from the existing gearbox drive shaft. Refer to REMOVING/INSTALLING DRIVE WHEEL HUBS in SECTION 12 [...]

  • Page 130

    3G Storm Series ® Wheelchairs 130 Part No. 1104849 ADJUSTING WEIGHT DISTRIBUTION (FIGURE 10) NOTE: Seat mount plates and seat support brackets allow the seat frame to be repositioned along the base frame. The range is determined by position of the seat stop screws. The front seat stop screw is positioned at 4-inches and the rear seat stop screw is[...]

  • Page 131

    Part No. 1104849 131 3G Storm Series ® Wheelchairs REPOSITIONING THE MOTOR REPOSITIONING THE MOTOR/GEARBOX (FIGURE 11) NOTE: The motor/gearbox assembly can be repositioned to lengthen or shorten the wheelbase by 2-inches in 1-inch increments. STANDARD POSITION - LENGTHENS the wheelbase and gives you the most stability and standard maneuverability.[...]

  • Page 132

    3G Storm Series ® Wheelchairs 132 Part No. 1104849 REPOSITIONING THE STANDARD GEARLESS/BRUSHLESS MOTOR - BEFORE 1/26/04 (FIGURES 12 AND 13) NOTE: On models equipped with a fixed back only, the gearless/brushless motor can be repositioned to lengthen or shorten the wheelbase by 2-inches in 1-inch increments. ARROW AND RANGER X WITH FIXED BACK STAND[...]

  • Page 133

    Part No. 1104849 133 3G Storm Series ® Wheelchairs 1. Determine the desired mounting position of the gearless/brushless motor. Refer to ACCEPTABLE MOUNTING POSITIONS FOR THE GEARLESS/BRUSHLESS MOTOR in this section of the manual. 2. Remove the 22NF battery box or group 24 battery boxes. Refer to REMOVING/INSTALLING BATTERY BOXES in SECTION 9 of th[...]

  • Page 134

    3G Storm Series ® Wheelchairs 134 Part No. 1104849 REPOSITIONING THE HEAVY DUTY GEARLESS/BRUSHLESS MOTOR (FIGURE 14) STANDARD POSITION - LENGTHENS the wheelbase and gives you the most stability and standard maneuverability. 1-INCH FORWARD - CENTERS the wheelbase and gives you standard stability and maneuverability. 2-INCH FORWARD - N/A 1. Determin[...]

  • Page 135

    Part No. 1104849 135 3G Storm Series ® Wheelchairs REPLACING SUSPENSION ARM FOR WHEELCHAIRS WITH MOTOR/GEARBOX ASSEMBLY (FIGURE 15) 1. Remove the drive wheels from the wheelchair. Refer to REMOVING/ INSTALLING DRIVE WHEELS in SECTION 12 of this manual. 2. Loosen the hex screws that secure wiring harness to sub-frame assembly. 3. Remove gearbox fro[...]

  • Page 136

    3G Storm Series ® Wheelchairs 136 Part No. 1104849 RWD WHEELCHAIRS SECTION 15 RWD WHEELCHAIRS REPLACING SUSPENSION ARM FOR WHEELCHAIRS WITH GEARLESS/BRUSHLESS MOTORS (FIGURE 16) 1. Perform one (1) of the following: A. Remove the seating system. Refer to the Seating Systems Owner’s Manual for removal/ installation instructions. B. Remove the seat[...]

  • Page 137

    Part No. 1104849 137 3G Storm Series ® Wheelchairs RWD WHEELCHAIRS SECTION 15 RWD WHEELCHAIRS ANTI-TIPPER WHEEL REPLACEMENT (FIGURE 17 ) 1. Remove the locknuts, hex screws and spacers that secure the anti-tipper wheels to the anti-tip bracket 2. Replace anti-tipper wheel(s) and torque existing hardware to 156 in-lbs. DO NOT overtighten. REMOVING/I[...]

  • Page 138

    3G Storm Series ® Wheelchairs 138 Part No. 1104849 NOTES NOTES NOTES[...]

  • Page 139

    Part No. 1104849 139 3G Storm Series ® Wheelchairs WARRANTY WARRANTY LIMITED WARRANTY For warranty information, please refer to the original owner’s manual which came with this product, or contact Invacare for more information.[...]

  • Page 140

    Invacare Corporation www.invacare.com USA Canada One Invacare Way 570 Matheson Blvd E Unit 8 Invacare, Yes, you can., the Medallion Elyria, Ohio USA Mississauga Ontario Design, Storm Series and Arrow are 44036-2125 L4Z 4G4 Canada registered trademarks of Invacare 800-333-6900 800-668-5324 Corporation. Ranger X, Torque SP and MKIV ar e trademarks of[...]