Exmark LAZER Z HP 523 Operator'S Manual Download Page 13 | Manualshive

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Safety

109–1196

109-3148

109–7949

103–4891

108–5995

1.

Fast

2.

Slow

3.

Neutral

4.

Reverse

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Summary of Contents for LAZER Z HP 523

Page 1: ...LAZER Z HP 523 For Serial Nos 720 000 Higher Part No 4500 257 Rev A ...

Page 2: ...pplied for information regarding The U S Environmental Protection Agency EPA and the California Emission Control Regulation of emission systems maintenance and warranty Keep this engine Owner s Manual with your unit Should this engine Owner s Manual become damaged or illegible replace immediately Replacements may be ordered through the engine manufacturer Exmark reserves the right to make changes ...

Page 3: ...tributor All Exmark equipment dealers and distributors are kept informed of the latest methods of servicing and are equipped to provide prompt and efficient service in the field or at their service stations They carry ample stock of service parts or can secure them promptly for you from the factory All Exmark parts are thoroughly tested and inspected before leaving the factory however attention is...

Page 4: ...ts 28 Lubricate Grease Fittings 28 Lubricate Caster Wheel Hubs 29 Lubricate Brake Handle Pivot 30 Lubricate Brake Rod Bushings 30 Lubricate Motion Control Bronze Bushings 30 Lubricate Seat Switch Actuator 30 Check Spark Plugs 30 Change Hydraulic System Filter 30 Wheel Hub Slotted Nut Torque Specification 31 Thread Locking Adhesives 31 Mobil HTS Grease Or Food Grade Anti seize 31 Copper Based Anti ...

Page 5: ... mechanic s can not read English it is the owner s responsibility to explain this material to them Become familiar with the safe operation of the equipment operator controls and safety signs All operators and mechanics should be trained The owner is responsible for training the users Never let children or untrained people operate or service the equipment Local regulations may restrict the age of t...

Page 6: ...during fueling static electricity can be released causing a spark which can ignite gasoline vapors A fire or explosion from gasoline can burn you and others and cause property damage Always place gasoline containers on the ground away from your vehicle before filling Do Not fill gasoline containers inside a vehicle or on a truck or trailer bed because interior carpets or plastic truck bed liners m...

Page 7: ...r working on the mower After striking a foreign object or abnormal vibration occurs inspect the mower for damage and make repairs before restarting and operating the mower Before clearing blockages Whenever you leave the mower Stop engine wait for all moving parts to stop and engage parking brake Before refueling Before dumping the grass catcher WARNING Hands feet hair clothing or accessories can ...

Page 8: ...hill because the mower may tip backwards Be aware that loss of traction may occur going downhill Weight transfer to the front wheels may cause drive wheels to slip and cause loss of braking and steering Always avoid sudden starting or stopping on a slope If tires lose traction disengage the blades and proceed slowly off the slope Follow the manufacturer s recommendations for wheel weights or count...

Page 9: ...n or weld them Keep hands and feet away from moving parts If possible do not make adjustments with the engine running Charge batteries in an open well ventilated area away from spark and flames Unplug charger before connecting or disconnecting from battery Wear protective clothing and use insulated tools Keep all guards shields and all safety devices in place and in safe working condition Check al...

Page 10: ...y has been installed make sure current safety signs are visible New safety signs may be obtained from your authorized Exmark equipment dealer or distributor or from Exmark Mfg Co Inc Safety signs may be affixed by peeling off the backing to expose the adhesive surface Apply only to a clean dry surface Smooth to remove any air bubbles Familiarize yourself with the following safety signs and instruc...

Page 11: ...Safety 1 633922 1 653147 98 5954 103 2644 103 4892 103 4930 11 ...

Page 12: ...Safety 103 6340 103 9287 107 2102 107 2112 12 ...

Page 13: ...Safety 109 1196 109 3148 109 7949 103 4891 108 5995 1 Fast 2 Slow 3 Neutral 4 Reverse 13 ...

Page 14: ...e moved from neutral lock position while brake is engaged Operator Controls Steering and Motion Control Note Motion control levers are adjustable to two heights Separate levers on each side of the console control speed and direction of travel of the respective drive wheels Steering is controlled by varying the position of the levers relative to each other Moving motion control levers outward in sl...

Page 15: ...harge Side Blade Size 3 ea 18 00 inches 45 7 cm Blade Spindles Solid steel spindles with 1 inch 25 4 mm I D bearings Deck Drive Electric clutch mounted on vertical engine shaft B Section belt with self tensioning idler direct from the engine Blades are driven by one B Section belt w self tensioning idler direct from the engine Deck Full floating deck is attached to out front support frame Maximum ...

Page 16: ...145 ft lb 190 197 N m Blade Mounting Bolt lubricate with anti seize 55 60 ft lb 75 81 N m Engine Deck Front Frame Mount Bolts 30 35 ft lb 41 47 N m Anti Scalp Roller Nyloc Nut See Figure 10 30 35 ft lb 41 47 N m Anti Scalp Roller Hex Capscrew See Figure 10 50 55 ft lb 68 75 N m Engine Mounting Bolts 15 20 ft lb 20 27 N m Wheel Lug Nuts 90 95 ft lb 122 129 N m Wheel Motor Mounting Bolts 72 77 ft lb...

Page 17: ...ard from the center position into the T slot locks them in the neutral position Figure 6 Choke Control Located on right fuel tank The choke is used to aid in starting a cold engine Moving the choke lever forward will put the choke in the ON position and moving the choke lever to the rear to the detent will put the choke in the OFF position Do Not run a warm engine with choke in the ON position Thr...

Page 18: ... to release the hydrostatic drive system to allow the machine to be pushed without the engine running Unhook seat latch and tilt seat up to gain access to pumps With a 5 8 inch wrench turn both valves one turn counterclockwise to release drive system Turn clockwise to reset system Do Not overtighten Do Not tow machine Tracking Adjustment Knob Located under the seat on the LH pump control link Rota...

Page 19: ...lve 1 4 turn counterclockwise to turn on fuel Starting the Engine 1 Move the motion control levers out to the neutral lock position 2 Pull up and back on the parking brake lever to engage the parking brake 3 Push in on the PTO switch to the STOP position Note It is not necessary for the operator to be in the seat to start the engine 4 Place the throttle midway between the SLOW and FAST positions 5...

Page 20: ...e SLOW and FAST positions 6 Allow the engine to run for a minimum of 15 seconds then turn the ignition switch to the OFF position to stop the engine 7 Remove the key to prevent children or other unauthorized persons from starting engine 8 Close the fuel shut off valve when the machine will not be in use for a few days when transporting or when the unit is parked inside a building Driving the Machi...

Page 21: ...ches 3 8 cm to 11 4 cm in 1 4 inch 6 4 mm increments 1 Stop the machine and move the motion control levers outward to the neutral locked position 2 Disengage the PTO 3 Raise the deck height lever to the transport position also the 4 1 2 inch 11 4 cm cutting height position Figure 8 The deck can be raised by pulling the deck lever up and or by pushing down on the foot operated deck lift assist leve...

Page 22: ...e mounting bracket Note The foot operated deck lift assist lever can be used to momentarily lift the deck to clear objects Be sure that PTO is disengaged 8 Torque the 3 8 24 x 2 Gr 8 hex capscrew to 50 55 ft lb 68 75 N m Figure 10 9 If the 3 8 nyloc nut has been removed reinstall and torque to 30 35 ft lb 41 47 N m Figure 10 Figure 10 1 Spring disc washer cone towards bolt head 3 3 8 nyloc torque ...

Page 23: ...he tractor frame extends back between the rear wheels and serves as a stop for tipping backward Having a full width ramp provides a surface for the frame members to contact if the unit starts to tip backward If it is not possible to use one full width ramp use enough individual ramps to simulate a full width continuous ramp Ramp should be long enough so that the angles between the ramp and the gro...

Page 24: ...nut torque specifications Check the wheel lug nuts After the first 250 hours Change the hydraulic filter Before each use or daily Check the engine oil level Check the mower blades Check the safety interlock system Check the rollover protection system roll bar pins Check the seat belt Check for loose hardware Clean the engine cooling system Clean the grass build up from under the deck Every 40 hour...

Page 25: ...Proposition 65 Warning Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State of California to cause cancer and reproductive harm Wash hands after handling Allowing batteries to stand for an extended period of time without recharging them will result in reduced performance and service life To preserve optimum battery performance and life rechar...

Page 26: ...is nut has been torqued to 140 145 ft lb 190 197 N m 2 Torque to 55 60 ft lb 75 81 N m Apply lubricant to threads as needed to prevent seizing Copper based anti seize preferable Grease acceptable substitute C Apply lubricant to threads of blade bolt as needed to prevent seizing Copper based anti seize preferable Grease acceptable substitute Install blade bolt finger tight Place wrench on the top s...

Page 27: ...oving the right lever in then moving both levers in engine must initiate shutdown whether operator is on seat or not Note If machine does not pass any of these tests do not operate Contact your authorized EXMARK SERVICE DEALER Important It is essential that operator safety mechanisms be connected and in proper operating condition prior to use for mowing Check Rollover Protection System Roll Bar Pi...

Page 28: ...ls If the oil is at room temperature about 75 F 24 C fill only to the COLD level Check Tire Pressures Service Interval Every 40 hours 1 Stop engine wait for all moving parts to stop and remove key Engage parking brake 2 Check tire pressure in drive tires 3 Inflate drive tires to 13 psi 90 kPa 4 Check tire pressure in caster tires 5 Inflate drive tires to 13 psi 90 kPa 6 Semi pneumatic caster tires...

Page 29: ...he axle assembly in the caster wheel Note that thread locking adhesive has been applied to lock the spacer nuts to the axle Remove the axle with the other spacer nut still assembled to it from the wheel assembly 5 Pry out seals and inspect bearings for wear or damage and replace if necessary 6 Pack the bearings with a NGLI grade 1 multi purpose grease 7 Insert one bearing one new seal into the whe...

Page 30: ...ng parts to stop and remove key Engage parking brake 2 Unhook seat latch and tilt seat up 3 Lubricate bronze bushings on flange bearings securing the motion control arm shafts with a light oil or a spray type lubricant Lubricate Seat Switch Actuator Service Interval Every 160 hours 1 Stop engine wait for all moving parts to stop and remove key Engage parking brake 2 Unhook seat latch and tilt seat...

Page 31: ...d nut to 125 ft lb 169 N m 5 Then tighten nut until the next set of slots line up with the cross hole in shaft 6 Replace cotter pin Note Do Not use anti seize on wheel hub Fuel Tank Mounting Hardware Specifications Service Interval As required When installing the nuts on the fuel tank studs fully tighten the nyloc nut and back off 1 2 turn This allows for normal fuel tank expansion and contraction...

Page 32: ...ead adjusting screws in until slack is taken out of each chain Tighten the jam nuts Tighten the chain bolts in the deck lift arms making sure they do not move while tightening 9 Loosen four nuts which secure front swivels two per side until front chains are loose and front of deck is supported by the 1 1 8 inch 2 9 cm block Do not loosen front chain hardware 10 On left side adjust front swivel usi...

Page 33: ...4 If adjustment is necessary loosen the nut directly below the yoke Turn the bottom nut below washer until the correct measurement is obtained see Figure 15 turn nut clockwise to lengthen the gap screws rod into yoke and turn counterclockwise to shorten the gap screws rod out of yoke Tighten nut against yoke and check opposite side of unit repeat if necessary Lengthen or shorten the brake rod unti...

Page 34: ...ch rod have left hand threads Figure 16 1 Turn bolt here 5 End of slot 2 Reverse indicator 6 Loosen here right hand thread 3 Loosen here 7 Turn here to adjust 4 Yoke 8 Loosen here left hand thread 7 Start engine Brake must be engaged and motion control levers out to start engine Operator does not have to be in the seat because of the jumper wire being used Run engine at full throttle and release b...

Page 35: ...t shut machine off Normal adjustment is when length of spring is 2 09 inches 5 3 cm with seat up Note To prevent the engine from cutting out when operating over rough ground the unit is equipped with a time delayed seat switch When the operator raises off the seat with either the brake disengaged or the PTO engaged the engine should stop after 1 2 second has elapsed 2 To adjust seat switch loosen ...

Page 36: ...support unit using jack stands or equivalent support CAUTION Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous The mechanical or hydraulic jacks may not be enough support or may malfunction allowing the unit to fall which could cause injury Do Not rely solely on mechanical or hydraulic jacks for support Use adequate jack stands or ...

Page 37: ...toff valve 3 Oil level in the crankcase is low 3 Add oil to the crankcase 4 The throttle and choke are not in the correct position 4 Be sure the throttle control is midway between the SLOW and FAST positions and the choke is in the ON position for a cold engine or the OFF position for a warm engine 5 Dirt in fuel filter 5 Replace the fuel filter 6 Dirt water or stale fuel is in the fuel system 6 C...

Page 38: ...de and front to rear 4 Underside of mower is dirty 4 Clean the underside of the mower 5 Tire pressure in drive tires not correct 5 Adjust tire pressure in the drive tires 6 Blade spindle bent 6 Contact an Authorized Service Dealer Uneven cutting height 7 Tips of adjacent blades are at an uneven cutting height Blades tips should be even within 3 16 inch which is approximately one blade thickness 7 ...

Page 39: ... GREY VIOLET RED YELLOW TAN ORANGE ORANGE ORANGE ORANGE GREY SEAT DELAY MODULE DIODE GREY BLACK DK GREEN SEAT SWITCH SWITCH IN ORANGE TO PINK BLACK SWITCH OUT ORANGE TO GREY SWITCH IS CLOSED WITH OPERATOR iIN SEAT PTO SWITCH HOUR METER IGNITION SWITCH IGNITION SWITCH NOTE CONNECTORS VIEWED FROM WIRE END TERMINAL CONNECTIONS TERMINAL A VOLTAGE REGULATOR TERMINAL B BATTERY TERMINAL I HOUR METER PTO ...

Page 40: ...aulic Diagram FRONT OF UNIT HIGH PRESSURE CHARGE PUMP INLET CASE DRAIN HYDRAULIC TANK FILTER BYPASS VALVE BYPASS VALVE HIGH PRESSURE FORWARD HIGH PRESSURE REVERSE HIGH PRESSURE FORWARD HIGH PRESSURE REVERSE G006765 40 ...

Page 41: ...vice Dealer before obtaining any warranty service Contact any Exmark Service Dealer to arrange service at their dealership To locate a dealer convenient to you access our website at www exmark com U S Customers may also call 402 223 6375 If for any reason you are dissatisfied with the Service Dealer s analysis or with the assistance provided contact us at Exmark Customer Service Department The Exm...

Page 42: ...Service Record Date Description of Work Done Service Done By 42 ...

Page 43: ...43 ...

Page 44: ... FRONT RIDING ACCESSORIES CUSTOM RIDE SEAT SUSPENSION SYSTEM DUAL TAIL WHEEL FLOOR PAN EXTENDER HITCH KIT LIGHT KIT MICRO MULCH SYSTEM ROLL OVER PROTECTION SYSTEM ROPS ROTARY BROOM SNOW BLADE SNOWBLOWER SUN SHADE TRASH CONTAINER ULTRA VAC COLLECTION SYSTEM ULTRA VAC QUICK DISPOSAL SYSTEM WEATHER CAB Place Model No and Serial No Label Here Included in the Literature Pack or Fill in Below Date Purch...

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