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Powermatic DDS-225 manual

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  • Page 1

    Operating Instructions and Parts Manual Dual Drum Sander Model: DDS-225, DDS-237 WMH TOOL GROUP 2420 Vantage Drive Elgin, Illinois 60123 Part No. M-0460278 Ph.: 800-274-6848 Revision D1 04/07 www.wmhtoolgroup.com Copyright © 2007 WMH Tool Group, Inc. This Manual is Bookmarked[...]

  • Page 2

    2 Warranty and Service WMH Tool Group, Inc., warrants every product it se lls. If one of our tools nee ds service or repair, one of our Authorized Service Centers lo cated throughout the United States can giv e you qu ick service. In most cases, any of these WMH Tool Group Authorized Servic e Centers can authorize warranty repair, assist you in obt[...]

  • Page 3

    3 Table of Contents Warranty and Service ........................................................................................................... ......................... 2 Table of Contents .............................................................................................................. ............................ 3 Warnings ....[...]

  • Page 4

    4 Warnings 1. Read and understand the entire o wner's manual before attemptin g assembly or operation. 2. Read and understand the warnings posted on the m a chine and in this manual. Failure to comply with all of these warnings may cause seri ous injury. 3. Replace the warning labels if they become obscu red or removed. 4. This drum sander is [...]

  • Page 5

    5 18. Keep the floor around the machi ne clean and free of scrap material, saw du st, oil and other liquid s to minimize the danger of tripping or slip ping. Be sure the conveyor table is fr ee of all scrap, foreign material and tools before starting sandin g operations. 19. Keep visitors a safe distance from the work area. Keep children aw ay. 20.[...]

  • Page 6

    6 Features Specifications Model Number .................................................... DDS-225 ....................... DDS-237 ....................... DDS -237 Stock Number ..................................................... 1791290 ........................ 1791320 ........................ 1791321 Main Motor .................................[...]

  • Page 7

    7 Unpacking Open the shipping crate and check for shippin g damage. Report any damage immed iately. Read the owner’s manual thoroughly for assembly, maintenance and safety instructions. Shipping Contents Note 1: Some parts are inside a box in the cabi net. Note 2: Models DDS-225 and DDS-237 Drum Sanders come from the factory with the first set of[...]

  • Page 8

    8 Assembly Handwheel Assembly 1. Slide the post up into the handwheel and secure with the set screws, as shown in Fig 1. 2. Use a flat head screwdriver to screw the bolt of the handle as far as it will go into the threaded hole of the handwheel, then tighten the hex nut down against the handwheel (Fig. 1). The handle must rotate freely after tighte[...]

  • Page 9

    9 Abrasive Paper Installation Disconnect machine from power source. Proper attachment of the abrasive strips to th e drums is important fo r achieving top performan ce from the sander. See page 38 for a list of available abrasive strip s with their respective grits and some tips on choosing the proper stri p for a particular job. If using different[...]

  • Page 10

    10 7. The left end of the drum which contains the recess is an independent piece (Fig. 7) that can be rotated on the drum. This fastener i s spring-tensioned to take u p any slack and hold the abrasive strip firmly to the drum. Rotate this fastener backward and hold it ther e with your thumb as shown in Fig. 7. 8. Tuck the tapered left en d of the [...]

  • Page 11

    11 Pressure Rollers The pressure rollers (Fig. 10) mai ntain tension upon the workpiece as it passes through the machine. The spring tensio n of the pressure rollers has been factory set. If a board refuses to pass through the machine, o r the finished surface of a board is uneven, the spring tension of the pressure rollers may need adjusting . 1. [...]

  • Page 12

    12 4. Insert a tool, such as a hex wrench or screwdriver, through the hole on top of the leadscrew (Fig 13) at t hat corner of the table that is lowest. 5. Turn the leadscrew clockwise to raise the table. 6. When the adjustment is complete, install the chain over the four sp rockets, and over the chain tensioner rolle r. Push back the ch ain tensio[...]

  • Page 13

    13 Conveyor Belt Conveyor belt tension and tracking a djustments may occasionally be necessary during brea k-in and normal operation to compen sate for belt stretching. Adjust the tens ion of the conveyor b elt by turning the knobs (Fig. 15 ) clockwise to increase tension, count ercloc kwise to decrease tension. The belt should have just en ough te[...]

  • Page 14

    14 Pulley Alignment The drum and motor pulleys must b e in line so that the belts are straight. To check this: Place a straight edge, such as a metal rule r, against the flat sides of the motor pulley and a drum pulley (Fig. 18). If the straight edge does not lie flush on the flat sides of the pulleys, loosen the set scre w on the motor pulley (Fig[...]

  • Page 15

    15 Maintenance Note: See also Maintenance Checklist on page 18. For best results, pe rfor m the following proced- ures on a routine basis:  Grease the four leadscrews on the table.  Lubricate the bushings at each end of the pressure rollers. Use a dry type lubricant for this, such as graphite or silicone that will not attract dust.  Keep t[...]

  • Page 16

    16 Multiple-Piece Sanding Runs When abrasi ve planing (or thickness sanding) a run of similar pieces that you want to have the same thickness, it is best to determine the thickness of the thinnest piece and process all pieces to that same thickness in o ne session. Be aware that the sander will remove cups and crowns in the workpiece; con sider thi[...]

  • Page 17

    17 results, never skip more than one grit grade when progressing through a sanding sequence. For fine work, such as furniture, try not to skip any grit grades during the sanding proce ss. In general, premium quality abrasives will produce a better finish with a less noticeable scratch pattern. Grits that are too fine can sometimes burnish the wood [...]

  • Page 18

    18 Maintenance Checklist Note: See also the Maintenan ce section on page 15.  Work area around machin e marked off clearly.  Non-skid floor strips in area where operator normally stands.  Inspect entire mac hine for loose bolts, nuts, screws. Tighten and replace a s necessary.  Clean conveyor and drum areas, removing sawdust and chips w[...]

  • Page 19

    19 Mechanical & Electrical Problems Problem: Machine will not start, re start or repeatedly trips circuit breaker of blows fuse s Possible Cause Solution 1. No incoming power 2. Overload automatic reset has not reset 3. Sander trips frequently 4. Building circuit breaker trips or fuse blows. 5. Loose electrical connectio ns. 6. Motor starter fa[...]

  • Page 20

    20 Parts – DDS-225 Sander Drum Assembly – DDS-225 Index No. Part No. Description Size Qty 1 ............... DDS225-101 ............ Rear Drum............................................................ .................... ................ 1 2 ............... DDS225-102 ............ Abrasi ve Fastener-Right .....................................[...]

  • Page 21

    21 Drum Assembly – DDS-225 Index No. Part No. Description Size Qty 54 ............. DDS225-154 ............ Front Drum ........................................................... ..................... ............... 1 55 ............. TS-1521021 ............. Socket Set Screw ................................................. M4 x 6 .............[...]

  • Page 22

    22 Conveyor Assembly – DDS-225 Index No. Part No. Description Size Qty 1 ............... DDS225-201 ............ Table .................................................................... ................ .................... 1 2 ............... DDS225-202 ............ Support Bracket, Left-Front.................................. ................[...]

  • Page 23

    23 Conveyor Assembly – DDS-225 Index No. Part No. Description Size Qty 56 ............. TS-081C022 ............. Sc rew ................................................................... #10-24 x 3/8 ..... ........... 8 57 ............. DDS237-260 ............ Boot ...................................................................... ..........[...]

  • Page 24

    24 Motor & Cabinet Assembly – DDS-225 Index No. Part No. Description Size Qty 1 ............... DDS225-301 ............ Cabinet ................................................................. .................................... 1 2 ............... DDS225-302 ............ Support Bracket-Front .......................................... ....[...]

  • Page 25

    25 Motor & Cabinet Assembly – DDS-225 Index No. Part No. Description Size Qty 59 ............. DDS225-359 ............ Rear Cover ........................................................... ..................... ............... 1 60 ............. DDS225-360 ............ Self T apping Scre w .............................................. #10 x[...]

  • Page 26

    26 Motor & Cabinet Assembly – DDS-225[...]

  • Page 27

    27 Gearbox Assembly – DDS-225 Drum Index No. Part No. Description Size Qty 1 ............... DDS225-401 ............ Gearbox Body ...................................................... ....................... ............. 1 2 ............... TS-0720071 ............. Lock Washer ........................................................ 1/4 .......[...]

  • Page 28

    28 Gearbox Assembly – DDS-225 Drum[...]

  • Page 29

    29 Parts – DDS-237 Sander Drum Assembly – DDS-237 Index No. Part No. Description Size Qty 1 ............... DDS237-101 ............ Rear Drum............................................................ .................... ................ 1 2 ............... DDS225-102 ............ Abrasi ve Fastener-Right .....................................[...]

  • Page 30

    30 Drum Assembly – DDS-237 Index No. Part No. Description Size Qty 55 ............. TS-1521041 ............. Socket Set Screw ................................................. M4 x 10 ................. ...... 4 56 ............. DDS225-156 ............ Roll Pin ................................................................. ∅ 2 x 8mm .........[...]

  • Page 31

    31 Conveyor Assembly – DDS-237 Index No. Part No. Description Size Qty 1 ............... DDS237-201 ............ Table .................................................................... ................ .................... 1 2 ............... DDS225-202 ............ Support Bracket, Left-Front.................................. ................[...]

  • Page 32

    32 Conveyor Assembly – DDS-237 Index No. Part No. Description Size Qty 58 ............. DDS237-258 ............ S pecial Washer .................................................... ........................ ............ 4 59 ............. DDS237-259 ............ Up per Bracket ...................................................... ................[...]

  • Page 33

    33 Motor and Cabinet Assembly – DDS-237 Index No. Part No. Description Size Qty 1 ............... DDS237-301 ............ Cabinet ................................................................. .................................... 1 2 ............... DDS237-302 ............ Support Bracket-Front .......................................... ......[...]

  • Page 34

    34 Motor and Cabinet Assembly – DDS-237 Index No. Part No. Description Size Qty 33 ............. TS-0720071 ............. Lock Washer ........................................................ 1/4 ................... .......... 26 34 ............. DDS237-334 ............ Shoulder Sc rew .................................................... M8 X1.25P[...]

  • Page 35

    35 Motor and Cabinet Assembly – DDS-237 Index No. Part No. Description Size Qty 86 ............. DDS237-386 ............ I.D. Label (not shown) .......................................... .......................... .......... 1 87 ............. TS-2361101 ............. Lock Washer ........................................................ M10 ......[...]

  • Page 36

    36 Gearbox Assembly – DDS-237 Index No. Part No. Description Size Qty 1 ............... DDS225-401 ............ Gearbox Body ...................................................... ....................... ............. 1 2 ............... TS-0720071 ............. Lock Washer ........................................................ 1/4 ............[...]

  • Page 37

    37 Gearbox Assembly – DDS-237[...]

  • Page 38

    38 Optional Accessories The optional accessories listed bel ow are intended for use with DDS-225 and DDS-2 37 Drum Sanders. Ready-To-Cut Abrasive Strips Part No. Description Normal Use 60-9036 ...... 36 Grit Sandpaper ........... surfacing rough-sa wn boards, stock and glue removal 60-9060 ....... 60 Grit Sandpaper ........... su rfacing and dimens[...]

  • Page 39

    39 Wiring Diagram DDS-225 Sander[...]

  • Page 40

    40 DDS-237 Sander – 7.5HP, 1Ph, 230V 5 L3 A1 3 L2 13 NO 1 L2 17 18 2 T1 4 T2 6 T3 14 NO 2 T1 4 T2 6 T3 A2 GROUND GREEN WHITE BLACK BLACK WHITE GREEN BLACK WHITE 98 96 95 97 250VAC 250MFD 450VAC 50UF GREEN BLACK WHITE GREEN BLACK WHITE WHITE BLACK GREEN WHITE YELLOW S 6 R FRONT U BACK BLACK RED V 5 350VAC 10UF 6 45 1 BLACK RED WHITE YELLOW GREEN W[...]

  • Page 41

    41 DDS-237 Sander – 10HP, 3Ph, 230V LIMITED SWITCH RED RED RED RED RED U1 V1 W1 W5 V5 U5 U2 V2 W2 U W L2 L3 RED GREEN WHITE RED BLACK V W2 Y1 W U2 Z1 U V2 X1 U1 V1 W1 5 L3 A1 3 L2 13 NO 1 L2 17 18 2 T1 4 T2 6 T3 14 NO 2 T1 4 T2 6 T3 A2 GROUND GREEN WHITE BLACK BLACK WHITE GREEN BLACK WHITE 98 96 95 97 GREEN BLACK WHITE GREEN BLACK WHITE WHITE BLA[...]

  • Page 42

    42 DDS-237 Sander – 10HP, 3Ph, 460V 5 L3 A1 3 L2 13 NO 1 L2 17 18 2 T1 4 T2 6 T3 14 NO LIMITED SWITCH RED RED RED RED RED U1 V1 W1 W5 V5 U5 U2 V2 W2 U W L2 L3 RED GREEN WHITE RED BLACK V V2 W1 W W2 U1 U U2 V1 Z1 X1 Y1 2 T1 4 T2 6 T3 A2 GROUND GREEN WHITE BLACK BLACK WHITE GREEN BLACK WHITE 98 96 95 97 GREEN BLACK WHITE GREEN BLACK WHITE WHITE BLA[...]

  • Page 43

    43 Notes[...]

  • Page 44

    44 WMH Tool Group 2420 Vantage Drive Elgin, Illinois 60124 Phone: 800-274-6848 www.wmhtoolgroup.co m[...]