Exmark 920 manual

LAZER Z ® S-SERIES For Serial Nos. 920,000 & Higher Lazer Z (LZS) Units Part No. 4500-728 Rev . A[...]

W ARNING CALIFORNIA Proposition 65 W ar ning The engine exhaust from this product contains chemicals known to the State of Califor nia to cause cancer , bir th defects, or other reproductiv e har m. Important: The engine in this product is not equipped with a spark ar rester mufer . It is a violation of Califor nia Public Resource Code (CPRC) Se[...]

Introduction CONGRATULATIONS on the purc hase of your Exmark Mo w er . T his product has been carefully designed and man ufactured to gi ve you a maxim um amount of dependability and years of trouble-free operation. This manual contains operating, maintenance, adjustment, and safety instr uctions for your Exmark mow er . BEFORE OPERATING Y OUR MO W[...]

Contents Introduction . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . 3 Safety .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. 5 Safety Aler t Symbol . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . .. . . .. [...]

Safety Safety Safety Alert Symbol This lawn mow er meets or ex ceeds the B71.4 specications of the American National Standards Institute in effect at the time of production. Exmark designed and tested this lawn mo wer to offer reasonably safe ser vice; howev er , failure to comply with the following instr uctions may result in personal injur y .[...]

Safety DANGER In cer tain conditions gasoline is extremely ammable and v apors are explosiv e. A re or explosion fr om gasoline can bur n y ou, others, and cause proper ty damage. • Fill the fuel tank outdoors on lev el ground, in an open ar ea, when the engine is cold. Wipe up any gasoline that spills. • Never rell the fuel tank or dr[...]

Safety CAUTION Fuel tank v ent is located inside the roll bar tube. Removing or modifying the roll bar could result in fuel leakage and violate emissions regulations. • Do Not remove roll bar . • Do Not weld, drill, or modify roll bar in any way . • Check that the operator’ s presence controls, safety switches , and shields are attached and[...]

Safety • Do Not operate the mow er under the inuence of alcohol or dr ugs . • Use extreme care when loading or unloading the machine into a trailer or truck. • Use care when approac hing blind corners , shr ubs , trees , or other objects that may obscure vision. Slope Operation Use Extreme caution when mowing and/or turning on slopes as lo[...]

Safety W ARNING There is no rollov er pr otection when the roll bar is down. Wheels dropping over edges, ditches, steep banks, or w ater can cause rollovers, which may result in serious injur y , death or drowning . • Keep the roll bar in the raised and locked position and use seat belt. • Lower the roll bar only when a bsolutely necessar y . ?[...]

Safety CAUTION If the ignition is in the “ON” position there is potential for sparks and engagement of components. Sparks could cause an explosion or moving parts could accidentally engage causing per sonal injur y . Be sure ignition s witch is in the “OFF” position before charging the batter y . • Keep all guards , shields and all safety[...]

Safety Safety and Instructional Decals • Keep all safety signs legible. R emo v e all g rease , dirt and debris from safety signs and instructional labels . • R eplace all w orn, damaged, or missing safety signs . • When replacement components are installed, be sure that current safety signs are afxed to the replaced components . • If an[...]

Safety 107-2102 109-3148 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse 109-7330 109-7929 12[...]

Safety 109-8483 All Units Except EFI 1. Throttle–fast 3. Choke–on 2. Throttle–slow 4. Choke–off 109-9361 Deck Drive Belt Routing 1 16-0090 1 16-0157 1. See Operator ’ s Manual 1 16-0205 1 16-021 1 13[...]

Safety 1 16-0752 1. Latch 2. Unlatch 1 16-1654 1 16-2643 1 16-2844 EFI Units Only 1. Throttle–fast 2. Throttle–slow 1 16-3303 1 17–2718 14[...]

Safety Message Display 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator presence switch PTO Switch Symbols 1. PTO–disengage 2. PTO–engage 109-7069 15[...]

Specications Specications Model Numbers Serial Nos: 920,000 and Higher LZS22KA484; LZS22KA484CA; LZS23K C524; LZS24KA524CA; LZS25EKC604; LZS25KC604; LZS27K C524; LZS27K C524CA; LZS27KC604; LZS27K C604CA; LZS29EK C724; LZS29EK C724CA; LZS29KA724 Systems Engine • Engine Specications: See your Engine Owner’ s Manual • Engine Oil T ype: [...]

Specications – Separate levers , on each side of the console , control speed and direction of trav el of the respectiv e driv e wheels . – Steering is controlled by v ar ying the position of the lev ers relati v e to eac h other . – Moving motion control levers outward (in slots) loc ks the drive system in neutral. • PTO Engag ement Swit[...]

Specications – 48 inch Deck: (121.9 cm) – 52 inch Deck: (132.1 cm) – 60 inch Deck: (152.4 cm) – 72 inch Deck: (182.9 cm) • Discharge: Side • Blade Size: (3 ea.) – 48 inc h Dec k: 16.25 inches (41.3 cm) – 52 inc h Dec k: 18.00 inches (45.7 cm) – 60 inc h Dec k: 20.50 inches (52.1 cm) – 72 inc h Dec k: 24.50 inches (62.2 cm) ?[...]

Specications T read W idth: (Center to Center of Tires, W idthwise) 48 inch Deck 52 inch Deck Driv e Wheels 36.2 inc hes (91.9 cm) 38.5 inc hes (97.8 cm) Caster Wheels 32.8 inches (83.3 cm) 32.8 inches (83.3 cm) 60 inch Deck 72 inch Deck Driv e Wheels 41.6 inches (105.7 cm) 43.6 inc hes (110.7 cm) Caster Wheels 39.5 inc hes (100.3 cm) 47.1 inc h[...]

Specications Accessory W eight T able Worksheet: Use the table belo w to deter mine if extra w eight is required for the unit. Identify the accessories and cor rect deck size and place the cor responding values in the Accessory Score column. If the T otal Accessor y Score meets the following, add the recommended weight kit. Note: The 72 inch dec[...]

Operation Product Overview Figure 4 1. Rollover Protection System (ROPS) 5. Fuel cap 2. Engine Controls (right console) 6. Height of cut adjustment 3. Seat belt 7. Parking brake 4. Motion control levers Operation Note: Deter mine the left and right sides of the machine from the nor mal operating position. Controls Motion Control Levers The motion c[...]

Operation Choke Control (All Units Except Kohler EFI) Located on right console (black lev er) (see Figure 6). The c hoke is used to aid in star ting a cold engine . Moving the c hoke lever forward will put the c hoke in the “ON” position and moving the choke lev er to the rear , to the detent, will put the c hoke in the “OFF” position. Do N[...]

Operation The hour meter records the number of hours that the engine has r un. Figure 9 1. LCD Indicators 2. Low fuel indicator light 3. Fuel level bar display 4. Low voltage indicator light 5. Hour/V oltage display The hour meter is recording when the decimal point is ashing in Hour/V oltage display . Hours are displayed when the key is off or [...]

Operation Note: The handle m ust be horizontal and ag ainst the stop for operation. Do Not to w machine. PTO Engagement Switch Located on right console (see Figure 6). Switch must be pulled out (up) to engag e the blades . Switch is pushed in to diseng age the blades . The LCD indicator will appear when the PTO switch is diseng aged (see Figure 9).[...]

Operation R efer to the Maintenance section and perfor m all the necessar y inspection and maintenance ste ps . Operating Instructions Raise the Rollover Protection System (ROPS) Important: The roll bar is an integral and effective safety device. Keep the r oll bar in the raised and locked position when operating the mower . Lower the roll bar temp[...]

Operation attempts. F ailure to follow these guidelines can bur n out the starter motor . 7. If the choke is in the “ON” position, gradually return chok e to the “OFF” position as the engine war ms up . Engaging the PT O DANGER The r otating blades under the mow er deck are dangerous. Blade contact can cause serious injur y or kill you. Do [...]

Operation Figure 14 1. Neutral lock position (handles out) 4. Forward 2. Neutral operate position (handles in) 5. Neutral (operate) 3. Front of Unit 6. Reverse Driving F orw ard 1. R elease the parking brake. 2. Mov e the motion control levers inward to the center to the neutral position. 3. T o mov e forward in a straight line , mo v e both levers[...]

Operation Figure 16 1. Deck foot pedal 3. Height of cut decal 2. Height adjustment pin 4. T ransport lock control 5. Insert the height adjustment pin into the hole cor responding to the desired cutting height. See the decal on the side of the deck lift plate for cut heights . 6. Push the deck lift pedal, release the transpor t lock and allo w the d[...]

Operation Figure 18 1. Spring disc washer (cone towards nut ) 3. 3/8 nyloc-torque to 30-35 ft-lb (41-47 N-m) 2. Front right anti-scalp bracket shown 4. 3/8-16 whizlock nut torque to 30-35 ft-lb (41-47 N-m) T ransporting T ransporting a Unit Use a heavy-duty trailer or tr uc k to transport the machine . Lock brak e and bloc k wheels. Securely fasten[...]

Maintenance Maintenance Note: Deter mine the left and right sides of the mac hine from the nor mal operating position. W ARNING While maintenance or adjustments are being made, someone could star t the engine. Accidental starting of the engine could seriousl y injure you or other bystanders. Remo ve the key fr om the ignition s witch, enga ge parki[...]

Maintenance Maintenance Ser vice Inter v al Maintenance Procedur e Every 500 hours • R eplace the secondar y air cleaner element (May need more often under severe conditions. See the Engine Owner’ s Manual for additional information.) • Change the hydraulic lter and uid. • Check the wheel hub slotted n ut tor que specications . •[...]

Maintenance V oltage Reading Percent Charge Maximum Charger Settings Charging Inter v al 12.0–12.2 25–50% 14.4 volts/4 amps 2 Hours 11.7–12.0 0–25% 14.4 volts/4 amps 3 Hours 11.7 or less 0% 14.4 volts/2 amps 6 Hours or More Important: F or Kohler EFI units: Unplug the har ness from the ECU befor e perfor ming an y welding on the equipment. [...]

Maintenance 4. Connect the other end of the positiv e cable to the positiv e terminal of the booster battery . 5. Connect the black negativ e (–) cable to the other ter minal (negativ e) of the booster battery . 6. MAKE THE FINAL CONNECTION ON THE ENGINE BLOCK OF THE STALLED VEHICLE (NOT TO THE NEGA TIVE POST) A W A Y FROM THE B A TTER Y . ST AND[...]

Maintenance W ARNING Incor rect installation of the blade or components used to retain the blade can be dangerous. F ailure to use all original components and assembled as sho wn could allow a blade or blade component to be thrown out from under the deck r esulting in serious personal injur y or death. Always install the original Exmark blades, bla[...]

Maintenance Visually inspect seat belt for wear , cuts , and proper operation of retractor and buckle . R eplace before operating if damaged. Check for Loose Hardware Service Interval: Before each use or daily 1. Stop engine, wait for all moving parts to stop , and remov e k ey . Engag e parking brak e . 2. Visually inspect mac hine for any loose h[...]

Maintenance Figure 24 1. Full 2. Add Note: T he oil lev el on the dipstick will be incor rect if the oil is chec ked when the unit is hot. 7. If the dipstick oil lev el is at the “add” mark add Exmark Premium Hydro Oil. 8. R eplace hy draulic reser v oir cap and tighten until snug . Do Not o vertighten. Check Tire Pressures Service Interval: Ev[...]

Maintenance Figure 25 1. Seal guard 2. Spacer nut with wrench ats 2. R emov e caster wheel from caster forks . 3. R emov e seal guards from the wheel hub . 4. R emov e one of the spacer nuts from the axle assembly in the caster wheel. Note that thread locking adhesiv e has been applied to loc k the spacer nuts to the axle . R emo ve the axle (wi[...]

Maintenance W ARNING Fuel system components are under high pressure. The use of impr oper components can result in system failure, gasoline leakage and possible explosion. Use only approved fuel lines and fuel lters for high pressur e systems. Replacement Filters Kohler Kohler P/N 24 050 13 K a wasaki K aw asaki P/N 49019-7005 Kohler EFI Kohler [...]

Maintenance Check Spark Arrester (if equipped) Service Interval: Every 50 hours W ARNING Hot exhaust system components may ignite gasoline v apors ev en after the engine is stopped. Hot particles exhausted during engine operation may ignite ammable materials. Fire may result in personal injur y or proper ty dama ge. Do Not refuel or r un engine [...]

Maintenance Adjustments Note: Disengag e PTO , shut off engine , w ait for all moving parts to stop , engage parking brake, and remov e key before ser vicing, cleaning, or making any adjustments to the unit. CAUTION Raising the mower deck for ser vice or maintenance relying solely on mechanical or h ydraulic jacks could be danger ous. The mechanica[...]

Maintenance Figure 28 1. Adjuster link 3. Adjuster 2. Jam nut 11. The back tip of the blade should measure 3 1/4 inches (8.3 cm). Fine tune rear adjusters as required. 12. R e-measure until all four sides are the correct height. Tighten all the jam nuts on the dec k lift ar m assemblies . 13. Lo wer discharge deector . 14. If the four deck links[...]

Maintenance Adjusting the Parking Brake Service Interval: After the rst 100 hours Every 500 hours thereafter Check to make sure brake is adjusted properly . This procedure m ust be followed after the rst 100 hours or when a brak e component has been remo v ed or replaced. 1. Driv e the machine onto a level surface . 2. Disengag e the blade co[...]

Maintenance 14. Once step 11 is ac hiev ed, hold the threaded rod end with a tool and tighten the lock nut against the standard nut. Do Not allow the cable to tur n when the nuts are tightened. 15. After adjusting the brakes on both sides of the mow er , cycle the brake handle a minimum of six times to allow the cable to seat into the sheath and mo[...]

Maintenance Figure 32 1. Armature 5. Brake spacer 2. Field shell 6. Re-gap shim 3. Rotor 7. Brake pole 4. Brake mounting bolt Remo ving the Shim: 1. Stop engine, w ait for all moving par ts to stop , and remov e key . Eng age parking brak e . Allo w the machine to cool completely before starting these instr uctions . 2. Using a pneumatic line, blo [...]

Maintenance Figure 35 1. Feeler gauge • If the g ap is less than 0.010 inc h, then reinstall the shim and reference the T roubleshooting section. • If the g ap is sufcient, proceed to the safety check in step F. F . P erfor m the following safety check: a. Sit on the seat and star t the engine. b . Mak e sure the blades Do Not engag e with t[...]

Maintenance Figure 36 1. Double nuts 8. Shut off unit. R emov e jumper wire from wire harness and plug connector into seat switch. 9. R emov e the jack stands . 10. Raise the dec k and re-install the height of cut pin. 11. Chec k that the mac hine does not creep in neutral with the park brakes diseng aged. Motion Control Damper Adjustment The top d[...]

Maintenance Figure 39 1. Bolts 4. Nuts 2. Control lever 5. Slotted holes 3. Control arm shaft 2. Mov e the control lever to the next set of holes . Secure the lev er with the two bolts . 3. R epeat the adjustment for the opposite control lever . Adjusting the Tilt The motion control levers can be tilted fore or aft for maximum operator comfort. 1. [...]

Maintenance Cleaning Clean Engine and Exhaust System Area Service Interval: Before each use or daily (May be required more often in dry or dirty conditions.) CAUTION Excessi v e de bris around engine cooling air intake and exhaust system area can cause engine, exhaust area, and hydraulic system to o v erheat which can create a re hazard. Clean a[...]

Maintenance recycling center or according to your state and local regulations . Battery Disposal DANGER Batter y electrolyte contains sulfuric acid, which is poisonous and can cause sev ere bur ns. Sw allowing electrolyte can be fatal or if it touches skin can cause severe bur ns. • W ear safety glasses to shield eyes, and r ub ber glo ves to pro[...]

T roubleshooting T roubleshooting Important: It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mower use. When a problem occurs , do not ov erlook the simple causes . F or example: starting problems could be caused by an empty fuel tank. The following table lists some of the common causes of[...]

T roubleshooting Problem Possible Cause Cor rectiv e Action 1. Engine load is ex cessiv e 1. R educe the g round speed. 2. Air cleaner is dir ty . 2. Clean or replace the air cleaner element. 3. Oil level in the crankcase is low . 3. Add oil to the crankcase . 4. Cooling ns and air passages for the engine are plugg ed. 4. Remov e the obstruction[...]

T roubleshooting Problem Possible Cause Cor rectiv e Action 1. Fuse is blown. 1. Replace fuse. Check coil resistance, batter y c harge, charging system, and wiring connections and replace if necessar y . 2. Low voltage supply at the clutch. 2. Check coil resistance, battery charge, charging system, and wiring connections and replace if necessary . [...]

Schematics Schematics Electrical Diagram — All units except Kohler EFI G008587 PTO SWITCH SEA T SWITCH IGNITION SWITCH FUSE BLOCK REGULA TOR GROUND PTO CLUTCH ST ART RELA Y LH NEUTRAL SWITCH RH NEUTRAL SWITCH BRAKE SWITCH ST ART RED HOUR METER/MODULE L T. GREEN YELLOW T AN BRO WN WHITE ORANGE GRA Y VIOLET BLUE GREEN RED BLACK ACCESSOR Y ORANGE OR[...]

Schematics Electrical Diagram — Kohler EFI G012211 PTO SWITCH SEA T SWITCH IGNITION SWITCH FUSE BLOCK REGULA TOR GROUND PTO CLUTCH ST ART RELA Y LH NEUTRAL SWITCH RH NEUTRAL SWITCH BRAKE SWITCH ST ART RED HOUR METER/MODULE L T. GREEN YELLOW T AN BRO WN WHITE ORANGE GRA Y VIOLET BLUE GREEN RED BLACK ACCESSOR Y ORANGE ORANGE MAG ECU PINK FUEL SOLEN[...]

Schematics Electrical Logic Schematic — All units except Kohler EFI BN BN BU BK Y W T PK BN PK OR GN S R PK PK PK L TGR GY GY PK V BN V OR GN OR R PK R BK GND PK BK BN BN BK PK BK GND 15A F4 GY R I B A W V BU V V BK + S - FUEL SENDER 10A F3 (BRAKE) SW6 PK OR R F2 25A PTO CLUTCH BU 1 2 5 4 7 8 (PTO SWITCH) SW2 25A F1 (SEA T) SW7 2 3 5 4 1 K2 (ST A[...]

Schematics Electrical Logic Schematic — Kohler EFI BN BN BU BK Y W T PK BN R PK OR GN S R PK PK PK L TGR GY GY PK V BN V OR GN OR R PK T R BK GND PK BK BN BN BK PK BK GND 15A F4 GY R I B A W V BU V V BK + S - FUEL SENDER 10A F3 (BRAKE) SW6 PK OR R F2 25A PTO CLUTCH BU 1 2 5 4 7 8 (PTO SWITCH) SW2 25A LAMP F1 (SEA T) SW7 2 3 5 4 1 K2 (ST ART RELA [...]

Schematics Hydraulic Diagram 57[...]

General Warranty Conditions and Products Co vered Exmark Mfg. Co. Inc. and its aff iliate, Exmark W arranty Company , pursuant to an agreement between them, jointly warrant on the terms and conditions herein, that we will repair , replace or adjust any part on these products and found by us (in the exercise of our reasonable discretion) to be defec[...]

Notes: 59[...]

Notes: 60[...]

Service Record Date: Description of W ork Done: Service Done By: 61[...]

62[...]

G01 1841 Figure 42 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees . Use the slope indicator to determine the degree of slope of hills before operating. Do Not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope. 2.[...]

MID-MOUNT RIDING A CCESSORIES AND OPTIONS SEE EXMARK’S COMPLETE LINE OF A CCESSORIES AND OPTIONS W ALK-BEHIND A CCESSORIES AND OPTIONS GRASS CA TCHER MICRO-MULCH SYSTEM TURF STRIPER ST ANDON CUST OM RIDE SEA T SUSPENSION SYSTEM FULL SUSPENSION SEA T DECK LIFT ASSIST KIT HITCH KIT LIGHT KIT 12 V PO WER PORT MICRO-MULCH SYSTEM OPERA T OR CONTROLLED[...]