Exmark 4500-645 manuel d'utilisation

LAZER Z ® LPG MODELS For Serial Nos. 850,000 & Higher Lazer Z (LP Units) Part No. 4500-645 Rev . A[...]

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) Section 4442 to use or operate this engine on any forest-covered, br ush-co vered, or grass-covered land as dened in CPR C 4126. Other states or federal areas may have similar laws. T o acquire a sp[...]

Introduction CONGRATULATIONS on the purc hase of y our Exmark Mo wer . T his product has been carefully designed and manufactured to giv e you a maximum 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 MOWER,[...]

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

Safety Safety Safety Alert Symbol This Safety Alert Symbol (Figure 2) is used both in this man ual and on the machine to identify impor tant safety messages whic h must be follow ed to avoid accidents . This symbol means: ATTENTION! BECOME ALERT! Y OUR SAFETY IS INV OLVED! Figure 2 1. Safety alert symbol The safety alert symbol appears above infor [...]

Safety CAUTION This machine produces sound lev els in excess of 85 dBA at the operator’ s ear and can cause hearing loss through extended periods of exposure. W ear hearing protection when operating this machine. • Inspect the area where the equipment is to be used and remo ve all roc ks , to ys , stic ks, wires , bones , and other foreign obje[...]

Safety DANGER LPG fuel is extremely ammable and v apor s are explosiv e. • In case of re tak e the following steps: 1. If y ou can safely do so, stop the ow of gas as quickly as possible. Nev er put out ame unless gas can be shut off. 2. Notify the Fire Depar tment and clear immediate area of all people. 3. When gas ow is stopped, [...]

Safety – The LPG tank should be free of dents or damage. If the tank show signs of dents or damage, re place it immediately . – Check the valv e and tting openings for dirt and debris . – Slowly open the valv e all the way and listen for a continuous hiss from the regulator, it may indicate a leak. – LPG has a rotten eg g or skunk smell [...]

Safety W ARNING Engine exhaust contains carbon mono xide, which is an odor less deadly poison that can kill y ou. Do Not r un engine indoors or in a small conned area where dangerous carbon monoxide fumes can collect. • Operate only in daylight or g ood ar ticial light, keeping aw ay from holes and hidden hazards . • Be sure all dri ves a[...]

Safety DANGER Operating on w et g rass or steep slopes can cause sliding and loss of control. Wheels dropping o ver edges, ditches, steep banks, or w ater can cause rollov ers, which may result in serious injur y , death or drowning . • Do Not mo w slopes when grass is wet. • Do Not mow near drop-offs or near w ater . • Do Not mo w slopes gre[...]

Safety driving under any objects and Do Not contact them. • In the ev ent of a rollo ver , tak e the unit to an Authorized Ser vice Dealer to ha ve the R OPS inspected. Maintenance and Storage • Disengag e driv es, low er implement, set parking brake , stop engine and remov e key or disconnect spark plug wire . W ait for all mo vement to stop b[...]

Safety CAUTION If the ignition is in the “ON” position ther e is potential for sparks and engagement of components. Sparks could cause an explosion or mo ving par ts could accidentally engage causing personal injur y . Be sure ignition switch is in the “OFF” position before charging the batter y . • Keep all guards , shields and all safet[...]

Safety Safety and Instructional Decals • Keep all safety signs legible. R emov e all grease, dirt and debris from safety signs and instructional labels . • R e place all w orn, damaged, or missing safety signs . • When re placement components are installed, be sure that cur rent safety signs are afx ed to the replaced components . • If a[...]

Safety 107-2102 107-21 12 109-3148 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse 109-7330 109-7929 14[...]

Safety 109-9361 Deck Drive Belt Routing 109-9875 1 16-0157 1. See Operator ’ s manual 1 16-0205 1 16-021 1 15[...]

Safety 1 16-0752 1. Latch 2. Unlatch 1 16-1714 1 16-2643 1 16-3261 1. Throttle - fast 2. Throttle - slow 1 17-2718 Hour Message Display 1. Hour Meter 4. Neutral 2. PTO 5. Operator ’ s presence switch 3. Parking Brake 6. Battery PTO Switch Symbols 1. PTO–disengage 2. PTO–engage 16[...]

Safety 109-7069 109-9906 17[...]

Specications Specications Model Numbers Serial Nos: 850,000 and Higher LZAS29KA604LP; LZAS29KA724LP; LZZ29KA606LP Systems Engine • Engine Specications: See your Engine Owner’ s Manual • RPM: Full Speed: 3750 ±50 RPM (PTO not engag ed) Idle: 1500 ±100 RPM T ank T ype and Relling Important: T he LPG tank used on this mo wer is a s[...]

Specications Note: Motion control levers are adjustable to tw o heights . – Separate lev ers , on each side of the console , control speed and direction of travel of the respectiv e dri ve wheels . – Steering is controlled by varying the position of the levers relativ e to each other . – Moving motion control levers outw ard (in slots) loc[...]

Specications Tires & Wheels Driv e Pneumatic (Air lled) Quantity 2 T read “Multi-T rac C/S” Size 24 x 12.00-12 Ply Rating 4 Pressure 13 psi (90 kP a) Front Caster Semi-Pneumatic Model LZAS-LP LZAS-LP LZZ-LP Deck Size 60 72 60 Quantity 2 2 2 T read Smooth Smooth Smooth Size 13 x 5.00-6 13 x 6.50-6 13 x 6.50-6 Ply Rating — — — Pre[...]

Specications T read Width: (Center to Center of Tires, W idthwise) 60 inch Deck 72 inch Deck Driv e Wheels 41.6 inches (105.7 cm) 43.6 inches (110.7 cm) Caster Wheels 39.5 inches (100.3 cm) 47.1 inches (119.6 cm) Wheel Base: (Center of Caster T ire to Center of Drive Tire) LZZ-LP Units: 60 inch Deck 50.6 inches (128.5 cm) LZAS-LP Units: 60 inch [...]

Product Overview T orque Requirements Bolt Location T orque Blade Dri ve Sheave Mounting Nut LZZ-LP Units: LZAS-LP Units: 90-110 ft-lb (122-149 N-m) 140-145 ft-lb (190-197 N-m) Cutter Housing Spindle Nut (LZZ-LP Units Only) 160-185 ft-lb (217-251 N-m) Blade Mounting Bolt (lubricate with anti-seize) 55-60 ft-lb (75-81 N-m) Anti-Scalp R oller Hex Cap[...]

Operation Operation Note: Deter mine the left and right sides of the machine from the normal operating position. Controls Motion Control Levers The motion control lev ers located on eac h side of the console control the forward and reverse motion of the machine. Moving the levers forward or backw ard turns the wheel on the same side forw ard or rev[...]

Operation Figure 7 1. Release button 2. Park brake The unit must be tied do wn and brak e eng aged when transporting . Ignition Switch Located on right console (see Figure 6). The ignition switc h is used to start and stop the engine. The switch has three positions “OFF”, “ON” and “ST ART”. Insert key into switc h and rotate clockwise t[...]

Operation Important: This v alv e has a pr otecti ve plastic cap that should NEVER be r emo ved. If the cap is dama ged or missing , contact trained and qualied per sonnel immediately . LPG Cylinder Brackets The brackets are located on the engine dec k. The LPG cylinder brackets are used to fasten the remov able LPG tank to the mower . Drive Whe[...]

Operation In the non-latching position, the dec k will automatically retur n to the cutting height when the pedal is lowered (see item 3 in Figure 11). Figure 1 1 1. Latching position 3. Non-latching position 2. T ransport lock control Pre-Start LPG tanks supplied from Exmark Do Not contain LPG fuel for shipping reasons and safety . Ha ve the LPG t[...]

Operation that the r ear part of the seat is secured with the seat latch. Open the Fuel V alve 1. Slowly open the fuel v alve to equalize the pressure in the tank. T he fuel valv e is located on the top end of the LPG tank. If the fuel valv e is opened too quickly , the pressure relief v alve is equipped with a bac k pressure c heck v alve that wil[...]

Operation Driving the Machine CAUTION Machine can spin ver y rapidly by positioning one lev er too much ahead of the other . Operator may lose control of the machine, which may cause damage to the machine or injur y . • Use caution when making tur ns. • Slow the machine down bef ore making shar p tur ns. Important: T o begin mo vement (f orw ar[...]

Operation Driving in Rev erse 1. Mov e the motion control lev ers inw ard to the neutral operate position. 2. T o move rearward in a straight line, mov e both levers rearw ard with equal pressure . T o turn right, release pressure on the RH motion control lev er and the rear of the machine will mov e towards the rear and to the right. T o tur n lef[...]

Operation 1/4 inch (6.4 mm) clearance to the g round. Do Not adjust the rollers to support the deck. 7. F or LZZ-LP Units: Be sure the roller bolts are installed with the spring disc washer between the head of the bolt and the mounting brack et (Figure 18). F or LZAS-LP Units: Be sure the whizlock nuts are installed with the spring disc washer betw[...]

Operation W ARNING Loading a unit on a trailer or truck incr eases the possibility of backw ard tip-o ver . Backw ard tip-ov er could cause serious injur y or death. • Use extreme caution when operating a unit on a ramp . • Use only a single, full width ramp; Do Not use individual ramps for each side of the unit. • If indi vidual ramps must b[...]

Operation A void sudden acceleration when driving up a ramp and sudden deceleration when backing do wn a ramp . Both maneuv ers can cause the unit to tip backw ard. 32[...]

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 start the engine. Accidental starting of the engine could seriously injure you or other bystanders. Remo ve the key from the ignition switch, engage parking br[...]

Maintenance Maintenance Service Inter v al Maintenance Procedure Every 500 hours • R eplace the secondar y air cleaner element (Ma y need more often under sev ere conditions . See the Engine Owner’ s Man ual for additional infor mation.) • Change the h ydraulic lter and uid. • Check the wheel hub slotted n ut torque specications . [...]

Maintenance V oltage Reading Percent Charge Maximum Charger Settings Charging Inter v al 11.7–12.0 0–25% 14.4 v olts/4 amps 3 Hours 11.7 or less 0% 14.4 v olts/2 amps 6 Hours or More Recommended Jump Starting Procedure Service Interval: As required 1. Check the w eak battery for terminal cor rosion (white, green, or blue “sno w”), it m ust [...]

Maintenance Figure 20 1. Positive (+) cable on discharged battery 2. Positive (+) cable on booster battery 3. Negative (–) cable on the booster battery 4. Negative (–) cable on the engine block 5. Booster battery 6. Discharged battery 7. Engine block 4. Connect the other end of the positiv e cable to the positiv e ter minal of the booster batte[...]

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 shown could allow a blade or blade component to be thrown out from under the deck r esulting in serious per sonal injur y or death. Always install the original Exmark blades, bla[...]

Maintenance Check Seat Belt Service Interval: Before each use or daily Visually inspect seat belt for wear , cuts , and proper operation of retractor and buckle . Replace before operating if damaged. Check for Loose Hardware Service Interval: Before each use or daily 1. Stop engine , wait for all mo ving parts to stop , and remov e key . Engage par[...]

Maintenance Figure 24 1. Full 2. Add Note: T he oil level on the dipstic k will be incor rect if the oil is chec ked when the unit is hot. 7. If the dipstic k oil lev el is at the “add” mark add Exmark Premium Hy dro oil. 8. R e place h ydraulic reser v oir cap and tighten until snug . Do Not o vertighten. Check Tire Pressures Service Interval:[...]

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

Maintenance Check the entire LPG fuel deli very system for damage or deterioration. F ollo w all the inspection c hecks as specied in the Inspection section in Safety . Change LPG T ank Service Interval: As required Change the LPG tank outdoors in a well ventilated area. 1. Stop the machine on lev el g round, disengag e the PTO , and engag e the[...]

Maintenance CAUTION Raising the mo wer deck for ser vice or maintenance relying solely on mechanical or hy draulic jacks could be dangerous. The mechanical or hy draulic jacks may not be enough suppor t or may malfunction allowing the unit to fall, which could cause injur y . Do Not rely solely on mechanical or h ydraulic jacks for suppor t. Use ad[...]

Maintenance Adjustments Note: Disengag e PTO , shut off engine, wait for all moving par ts to stop , eng age parking brake, and remov e key before ser vicing, cleaning, or making any adjustments to the unit. CAUTION Raising the mo wer deck for ser vice or maintenance relying solely on mechanical or hy draulic jacks could be dangerous. The mechanica[...]

Maintenance Figure 29 1. Adjuster link 3. Adjuster 2. Jam nut F or LZAS-LP Units: Loosen the whizlock n ut on the side of the y oke and the jam nut on top . Fine tune the screw adjuster by turning it to get 3 inch (7.6 mm) height (see Figure 30). T o increase the height, tur n the adjuster screw clockwise; to decrease, turn counterclockwise . Figur[...]

Maintenance Deck Belt T ension Self-tensioning - No adjustment necessar y . Adjusting the Parking Brake Service Interval: After the rst 100 hours Every 500 hours thereafter Check to make sure brak e is adjusted properly . This procedure must be follo wed after the rst 100 hours or when a brake component has been remov ed or replaced. 1. Driv [...]

Maintenance 14. Once step 11 is achiev ed, hold the threaded rod end with a tool and tighten the lock nut ag ainst the standard nut. Do Not allo w the cable to turn when the n uts are tightened. 15. After adjusting the brakes on both sides of the mow er, cycle the brake handle a minim um of six times to allow the cable to seat into the sheath and m[...]

Maintenance Figure 34 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 , wait for all mo ving parts to stop , and remo ve key . Eng age parking brake . Allow the machine to cool completely before star ting these instructions. 2. Using a pneumatic line , blow o[...]

Maintenance Figure 37 1. Feeler gauge • If the gap is less than 0.010 inch, then reinstall the shim and reference the T r oubleshooting section. • If the gap is sufcient, proceed to the safety check in step F. F . P erfor m the follo wing safety check: a. Sit on the seat and start the engine. b . Make sure the blades Do Not engag e with the [...]

Maintenance Figure 38 1. Double nuts 8. Shut off unit. R emov e jumper wire from wire harness and plug connector into seat switch. 9. R emove the jack stands . 10. Raise the deck and re-install the height of cut pin. 11. Check that the machine does not creep in neutral with the park brak es diseng aged. Motion Control Damper Adjustment The top damp[...]

Maintenance Figure 41 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 lever with the two bolts . 3. R e peat the adjustment for the opposite control lever . Adjusting the Tilt The motion control levers can be tilted fore or aft for maximum operator comfor t. 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 ve de bris around engine cooling air intake and exhaust system area can cause engine, exhaust area, and h ydraulic system to o verheat which can create a re hazard. Clean al[...]

Maintenance W aste Disposal Motor Oil Disposal Engine oil and hydraulic oil are both pollutants to the environment. Dispose of used oil at a cer tied recycling center or according to y our state and local regulations . Battery Disposal DANGER Batter y electrolyte contains sulfuric acid, which is poisonous and can cause sev ere bur ns. Sw allowin[...]

T roubleshooting T roubleshooting Important: It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mo wer 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 o[...]

T roubleshooting Problem Possible Cause Cor recti ve Action 15. Seat switc h is not functioning properly . 15. Check the seat switch indicator . R eplace seat if needed. 16. Electrical connections are cor roded, loose or faulty . 16. Check the electrical connections for good contact. Clean connector ter minals thoroughly with electrical contact cle[...]

T roubleshooting Problem Possible Cause Cor recti ve Action 1. Dri ve belt is worn, loose or broken. 1. Check the belt tension. 2. Dec k belt is w or n, loose or broken. 2. Install new dec k belt. 3. Dec k belt is off pulley . 3. Install belt on clutc h and deck pulleys , idlers , and tensioning idler per routing decal on deck. 4. Brok en or missin[...]

Schematics Schematics Electrical Diagram G013155 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 PINK FUEL SOLENOID BRO [...]

Schematics Electrical Logic Schematic 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 ART RELA Y) TVS DIODE U2 (NEUT_R)[...]

Schematics Hydraulic Diagram 58[...]

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 a n y part on these products and found by us (in the exercise of our reasonable discretion) to be def[...]

Notes: 60[...]

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

62[...]

G01 1841 Figure 44 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[...]