Exmark Laser Z LZS29PKA604, Operator'S Manual

Page 1: ...LAZER Z PROPANE For Serial Nos 920 000 Higher Part No 4500 720 Rev A ...

Page 2: ... manufacturer Exmark reserves the right to make changes or add improvements to its products at any time without incurring any obligation to make such changes to products manufactured previously Exmark or its distributors and dealers accept no responsibility for variations which may be evident in the actual specifications of its products and the statements and descriptions contained in this publica...

Page 3: ...lable online at http www exmark com manuals htm 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 l...

Page 4: ...Handle Pivot 39 Lubricate Deck Lift Pivot 39 Check Spark Plugs 39 Check LPG Tank 39 Check LPG Fuel Delivery System 39 Change Hydraulic System Filter and Fluid 40 Wheel Hub Slotted Nut Torque Specification 41 Thread Locking Adhesives 41 Copper Based Anti seize 41 Dielectric Grease 41 LPG Regulator 41 Adjustments 42 Deck Leveling 42 Pump Drive Belt Tension 43 Deck Belt Tension 44 Adjusting the Parki...

Page 5: ... is stored in a tank under pressure Before the liquid leaves the tank it is converted into a vapor Since LPG is stored as both liquid and gas it may leak from joints or connections that are not sealed properly LPG becomes flammable when it is mixed with air The LPG information in this Operator s manual is provided only as a guide Consult the NFPA 58 Liquefied Petroleum Gas Code 2008 Edition for ad...

Page 6: ...osion from LPG fuel can burn you others and cause property damage Never smoke around tank s and stay away from an open flame or where fumes may be ignited by a spark Extinguish all sources of spark or flame when approaching LPG tanks or mowers The hazard increases for enclosed trailers or storage locations where vapor leakage may occur and collect LPG is heavier than air and may accumulate in low ...

Page 7: ... contact occurs with vapors or liquid Check that the operator s presence controls safety switches and shields are attached and functioning properly Do Not operate unless they are functioning properly Inspection It is very important to check the LPG tank and components for wear or leaks Important Never check for leaks using an open flame Important Never use bare hands when checking the fitting or v...

Page 8: ...qualified LPG tank provider for more details Do Not fill the LPG tank if it is beyond the requalification period Do Not fill damaged or rusted LPG tanks Operation WARNING Operating engine parts especially the muffler become extremely hot Severe burns can occur on contact and debris such as leaves grass brush etc can catch fire Allow engine parts especially the muffler to cool before touching Remov...

Page 9: ...e care when approaching blind corners shrubs trees or other objects that may obscure vision Slope Operation Use Extreme caution when mowing and or turning on slopes as loss of traction and or tip over could occur The operator is responsible for safe operation on slopes DANGER Operating on wet grass or steep slopes can cause sliding and loss of control Wheels dropping over edges ditches steep banks...

Page 10: ...vement to stop before adjusting cleaning or repairing Keep engine and engine area free from accumulation of grass leaves excessive grease or oil and other debris which can accumulate in these areas These materials can become combustible and may result in a fire Let engine cool before storing and Do Not store near flame or any enclosed area where open pilot lights or heat appliances are present Sto...

Page 11: ...h is in the OFF position before charging the battery Keep all guards shields and all safety devices in place and in safe working condition Check all bolts frequently to maintain proper tightness Frequently check for worn or deteriorating components that could create a hazard WARNING Removing standard original equipment parts or using non Exmark replacement parts and accessories may alter the warra...

Page 12: ...essory 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 in...

Page 13: ...Safety 107 2102 109 3148 109 7232 1 Fast 3 Neutral 2 Slow 4 Reverse 109 7330 109 7929 109 9361 Deck Drive Belt Routing 13 ...

Page 14: ...Safety 109 9875 116 0157 1 See Operator s Manual 116 0205 116 0211 116 0752 1 Latch 2 Unlatch 14 ...

Page 15: ...714 116 2643 116 3261 1 Throttle fast 2 Throttle slow 116 3446 1 Battery 4 Parking brake 2 Hour meter 5 Neutral 3 PTO 6 Operator presence switch 117 2718 PTO Switch Symbols 1 PTO disengage 2 PTO engage 109 7069 15 ...

Page 16: ...Safety 109 9906 16 ...

Page 17: ...mable liquid propane Refer to the Safety section Note Use of a forklift type liquid withdrawal tank will result in icing or freezing of the LPG regulator and prevent the engine from operating This may also result in permanent fuel system damage and the release of highly flammable propane liquid or vapor Electrical System Charging System Flywheel Alternator Charging Capacity 15 amps Battery Type BC...

Page 18: ...m ride suspension system to enhance Standard Seat Adds approximately 3 inches 7 6 cm to seat height Deluxe suspension seat with high back low profile foam in place cushion dampened adjustable spring suspension armrests and integral safety switch Seat height remains the same Seat Isolation System for reduced vibration to enhance ride of standard seat standard seat with Custom Ride Seat Suspension o...

Page 19: ...ioning idler Deck Full floating deck is attached to out front support frame Anti scalp rollers provide maximum turf protection Deck design allows for bagging mulching or side discharge 60 inch Deck 4 anti scalp rollers 72 inch Deck 6 anti scalp rollers Deck Depth 60 inch Deck 5 5 inches 14 cm 72 inch Deck 5 5 inches 14 cm Cutting Height Adjustment Foot activated lever is used to adjust the cutting...

Page 20: ...3 lb 582 kg 1338 lb 607 kg Accessory Weight Table Worksheet Use the table below to determine if extra weight is required for the unit Identify the accessories and correct deck size and place the corresponding values in the Accessory Score column If the Total Accessory Score meets the following add the recommended weight kit Note The 72 inch deck does not require a weight kit 60 inch Deck Accessory...

Page 21: ...lb 41 47 N m Anti Scalp Roller Whizlock Nut LZS LP Units See Figure 19 30 35 ft lb 41 47 N m Engine Mounting Bolts 27 33 ft lb 37 45 N m Wheel Lug Nuts 90 95 ft lb 122 129 N m Wheel Motor Mounting Bolts 72 77 ft lb 98 104 N m Wheel Hub Slotted Nut 211 260 ft lb 286 352 N m Rollover Protection System Roll Bar 1 2 inch Mounting Bolts 75 80 ft lb 102 108 N m Clutch Retaining Bolt secured with threadl...

Page 22: ...tion handles out 4 Forward 2 Neutral operate position handles in 5 Neutral operate 3 Front of Unit 6 Reverse Throttle Control Located on right console red lever see Figure 6 The throttle is used to control engine speed Moving the throttle lever forward will increase engine speed and moving the throttle lever to the rear will decrease engine speed Moving the throttle forward into the detent is full...

Page 23: ... 1 LCD Indicators 2 Low voltage indicator light 3 Hour Voltage display The hour meter is recording when the decimal point is flashing in Hour Voltage display Hours are displayed when the key is off or when the machine is running Note If the ignition key is turned to the ON position for a few seconds before cranking the engine the battery voltage will display in the area where the hours are normall...

Page 24: ...hand the valves must be in the released position see Figure 10 Figure 10 1 Handle in released position 2 Handle in operating position To release the drive system see item 1 in Figure 10 rotate the handle 1 4 turn to the vertical position until it hits against the stop To reset the drive system see item 2 in Figure 10 rotate the handle 1 4 turn to the horizontal position until it hits against the s...

Page 25: ...ocations their functions and their safety requirements Refer to the Maintenance section and perform all the necessary inspection and maintenance steps Operating Instructions Raise the Rollover Protection System ROPS Important The roll bar is an integral and effective safety device Keep the roll bar in the raised and locked position when operating the mower Lower the roll bar temporarily only when ...

Page 26: ...re than ten seconds at a time If the engine does not start allow a 60 second cool down period between starting attempts Failure to follow these guidelines can burn out the starter motor Engaging the PTO DANGER The rotating blades under the mower deck are dangerous Blade contact can cause serious injury or kill you Do Not put hands or feet under the mower or mower deck when the blades are engaged D...

Page 27: ...ed in or the engine will stop When the motion control levers are positioned fully outward apart in the T slot the drive system is in the neutral lock position Figure 14 Note The N LCD indicator appears when both levers are in the neutral lock position When the motion control levers are moved directly inward together the drive system is in the neutral operate position Figure 14 1 Neutral lock posit...

Page 28: ...ft pedal forward The pedal is located at the front right corner of the floor pan Note When changing the cutting height positions always come to a complete stop and disengage the PTO Figure 16 LZS LP Unit Shown 1 Deck foot pedal 3 Height of cut decal 2 Height adjustment pin 4 Transport lock control 5 Insert the height adjustment pin into the hole corresponding to the desired cutting height See the ...

Page 29: ... installed with the spring disc washer between the head of the nut and the mounting bracket Figure 19 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 For LZX LP Units Torque the 3 8 24 x 2 Gr 8 hex capscrew to 50 55 ft lb 68 75 N m Figure 18 Figure 18 1 Spring disc washer cone towards bolt head 3 3 8 nyloc torqu...

Page 30: ...trong enough or properly supported ramps could be dangerous The ramps could collapse causing the unit to fall which could cause injury Use proper ramps that are secured to the truck or trailer Keep feet and legs out from under the unit when loading and unloading If necessary use assistance when loading Consult the NFPA 58 Liquefied Petroleum Gas Code for additional information regarding LPG transp...

Page 31: ...o get caught as the unit moves from ramp to trailer or truck Steeper angles may also cause the unit to tip backward If loading on or near a slope position the trailer or truck so it is on the down side of the slope and the ramp extends up the slope This will minimize the ramp angle The trailer or truck should be as level as possible Important Do Not attempt to turn the unit while on the ramp you m...

Page 32: ...tment Before each use or daily Check the engine oil level Check the mower blades Check the safety interlock system Check the rollover protections systems roll bar knobs Check the seat belt Check for loose hardware Check the LPG tank and components Clean the engine and exhaust system area Clean the hydro fan cooling guards or fins Clean the grass and debris build up from the machine and cutting dec...

Page 33: ...stick or over the FULL mark Check Battery Charge Service Interval Monthly WARNING CALIFORNIA 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...

Page 34: ...les incorrectly wrong polarity can immediately damage the electrical system Be certain of battery terminal polarity and jumper cable polarity when hooking up batteries Note The following instructions are adapted from the SAE J1494 Rev Dec 2001 Battery Booster Cables Surface Vehicle Recommended Practice SAE Society of Automotive Engineers WARNING Batteries contain acid and produce explosive gases S...

Page 35: ...to 90 110 ft lb 122 149 N m LZS LP This nut has been torqued to 130 160 ft lb 176 217 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 to prevent seizing Copper based anti seize preferable Grease acceptable substitute Install blade bolt finger tigh...

Page 36: ...ove left motion control lever in engine must initiate shutdown after 1 2 second has elapsed Repeat again moving the right lever in then moving both levers in engine must initiate shutdown after 1 2 second has elapsed 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 operato...

Page 37: ...kwise until rubber seal contacts the filter adapter then tighten filter an additional 1 2 to 3 4 turn 5 Clean around oil fill cap and remove cap Fill to specified capacity and replace cap 6 Use oil recommended in the Check Engine Oil Level section Do Not overfill Start the engine and check for leaks 7 Wipe up any spilled oil from engine deck mounting surfaces Check Hydraulic Oil Level Service Inte...

Page 38: ... chart for fitting locations and lubrication schedule Lubrication Chart Fitting Locations Initial Pumps Number of Places Service Interval 1 Deck and Pump Idler Pivots 1 2 Yearly 2 Front Caster Pivots 0 2 Yearly See step 3 for special lubrication instructions on the front caster pivots 3 Lubricate front caster pivots once a year Remove hex plug and cap Thread grease zerk in hole and pump with greas...

Page 39: ...il there is a slight amount of drag Reapply thread locking adhesive Lubricate Brake Handle Pivot Service Interval Every 200 hours 1 Stop engine wait for all moving parts to stop and remove key Engage parking brake 2 Lubricate brake handle pivot with a spray type lubricant or light oil Lubricate Deck Lift Pivot Service Interval Every 100 hours 1 Stop engine wait for all moving parts to stop and rem...

Page 40: ...off the fuel supply If this happens close the fuel valve completely and wait five seconds Slowly open the fuel valve 13 Check for leaks as described in the Inspection section in Safety Change Hydraulic System Filter and Fluid Service Interval Every 500 hours Note Only use Exmark Hydro Filter Part No 116 0164 for summer or winter 1 Stop engine wait for all moving parts to stop and remove key Engage...

Page 41: ...stem Wheel Hub Slotted Nut Torque Specification Service Interval After the first 100 hours Every 500 hours thereafter Torque the slotted nut to 211 260 ft lb 286 352 N m Note Do Not use anti seize on wheel hub Thread Locking Adhesives Thread locking adhesives such as Loctite 242 or Fel Pro Pro Lock Nut Type are used on the following fasteners ROPS spring pin housing Hydro pump control arm linkage ...

Page 42: ...sition the transport lock in the latching position 5 Push the foot pedal all the way forward and the deck will latch at the 5 1 2 inch 14 cm transport position Figure 27 Figure 27 1 Foot lever 3 Transport lock 2 Height of cut pin 6 Insert the height adjustment pin into the 3 inch 7 6 cm cutting height location 7 Release the transport lock and allow the deck to lower to the cutting height 8 Raise t...

Page 43: ... utilized to gain more adjustment see Figure 31 Figure 31 1 Single point height adjustment bolt 2 Front height of cut plate mounting bolt 3 Rear height of cut plate mounting bolt 15 To adjust the single point system first loosen the front and rear height of cut plate mounting bolts 16 If the deck is too low tighten the single point adjustment bolt by rotating it clockwise If the deck is too high l...

Page 44: ...e 9 Hold the threaded rod end with a tool and loosen the lock nut away from the standard nut see Figure 32 Do Not allow the cable to turn when the nuts are being loosened Figure 32 Left Hand Brake Shown 1 Cable anchor 7 Pull cable threaded rod this direction 2 Threaded rod 8 Hold threaded rod here 3 Push lever this direction 9 Swivel pivot head 4 Caliper lever arm 10 Caliper 5 Standard nut shown a...

Page 45: ...stments can be performed Contact with moving parts or hot surfaces may cause personal injury Keep fingers hands and clothing clear of rotating components and hot surfaces F Release the park brake so the handle rests on the 1 2 x 6 inch rod or bolt G Move the throttle to high idle H Move both motion control levers to the full forward position and hold for 15 seconds I Move both motion control lever...

Page 46: ... brake mounting bolts one half to one full turn see Figure 35 Note Do Not remove the brake pole from the field shell armature The brake pole has worn to match the armature and needs to continue to match after the shim is removed to ensure proper brake torque Figure 35 1 Brake mounting bolt 2 Shim B Using needle nose pliers or by hand take hold of the tab and remove the shim Do Not discard the shim...

Page 47: ...aces 1 Prior to starting the engine push the deck lift pedal and remove the height of cut pin Lower deck to the ground 2 Raise the rear of machine up and support with jack stands or equivalent support just high enough to allow drive wheels to turn freely 3 Remove the electrical connection from the seat safety switch located under the bottom cushion of the seat The switch is a part of the seat asse...

Page 48: ... nut after torque A T 40 Torx bit will be necessary to hold the stud from turning 2 Most resistance firmest feel 3 Damper 4 Medium resistance medium feel 5 Least resistance softest feel Motion Control Neutral Lock Pivot Adjustment The flanged nut can be adjusted to obtain a more desired motion control lever resistance Figure 40 Figure 40 1 Flanged nut 2 Jam nut 1 Loosen the jam nut 2 Tighten or lo...

Page 49: ...Full Forward Tracking Adjustment If the machine travels or pulls to one side when the motion control levers are in the full forward position adjust the cover plates 1 Loosen the screws on a cover plate see Figure 42 2 Slide the cover plate backward or forward to adjust the travel of the lever and tighten the screws 3 Drive the machine and check the full forward tracking 4 Repeat steps 1 through 3 ...

Page 50: ... or fins will allow the hydro system to run cooler and improve the life of the hydro system 1 Stop engine wait for all moving parts to stop and remove key Engage parking brake 2 Access the LH and RH hydro drive area LZX Slide seat all the way back then lift the seat LZS Slide seat all the way forward 3 Remove accumulated debris from the hydro fan cooling fins Clean Debris From Machine Service Inte...

Page 51: ...fety glasses to shield eyes and rubber gloves to protect skin and clothing when handling electrolyte Do Not swallow electrolyte In the event of an accident flush with water and call a doctor immediately Federal law states that batteries should not be placed in the garbage Management and disposal practices must be within relevant federal state or local laws If a battery is being replaced or if the ...

Page 52: ...aulty module 8 Replace module 1 Engine oil level is low 1 Check and add oil if necessary 2 LPG tank is overfilled 2 Take tank to an approved LPG provider to bleed off some fuel 3 LPG tank is not an Exmark approved vapor tank 3 Remove tank and replace with an Exmark approved LPG vapor tank 4 Engine is flooded 4 Shut off fuel valve Let unit set for 15 30 minutes With the valve still off and the thro...

Page 53: ...g idler spring 4 Replace the spring Machine does not drive 5 Hydraulic fluid level is low or too hot 5 Add hydraulic fluid to reservoir or let it cool down 1 Blade s not sharp 1 Sharpen the blade s 2 Cutting blade s is are bent 2 Install new cutting blade s 3 Mower deck is not level 3 Level mower deck from side to side and front to rear 4 Underside of mower is dirty 4 Clean the underside of the mo...

Page 54: ...cessary 2 Low voltage supply at the clutch 2 Check coil resistance battery charge charging system and wiring connections and replace if necessary 3 Damaged coil 3 Replace clutch 4 Inadequate current supply 4 Repair or replace clutch lead wire or electrical system Clean connector contacts Clutch will not engage 5 Rotor armature airgap is too large 5 Remove shim or replace clutch 54 ...

Page 55: ...1 1 3 2 4 5 6 7 8 1 A B 2 3 1 5 4 1 2 5 4 3 1 2 1 2 1 2 9 12 3 10 1 8 6 5 11 2 4 7 B A 7 4 5 9 3 6 8 1 2 C A B A B 2 6 3 5 4 1 1 2 2 1 2 1 2 1 A B 9 7 4 1 2 3 8 4 1 2 3 5 3 7 1 2 6 8 4 5 B C A 3 1 6 4 5 2 5 3 2 1 4 A B 7 1 6 12 A B IGNITION SWITCH NOTE CONNECTORS VIEWED FROM MATING CONNECTOR TERMINAL CONNECTIONS TERMINAL A ACCESSORY TERMINAL B BATTERY TERMINAL I IGNITION TERMINAL R RECTIFIER TERMI...

Page 56: ... SW5 B MAG REG START FUEL SOLINIOD AC STARTER AC IGNITION MODULES SPARK PLUG SPARK PLUG KAW TWIN NEUT_L SW4 12 B 10 KEY_S 9 KEY_A 4 SEAT 11 BRAKE 2 NEUTRAL 3 PTO 5 FUEL 1 START_RELAY 7 MAGNETO 6 FUEL_SOLENOID 8 GROUND HOUR METER 2 R A I A 4 7 1 3 6 5 A 3 SW1 1 B B C B 8 2 4 5 IGNITION 4 6 5 1 KEY SW OPTIONAL ACCESSORIES 2 S Ignition switch terminal locations viewed from back OFF no connections ON ...

Page 57: ...Schematics Hydraulic Diagram 57 ...

Page 58: ... must be performed by an authorized Exmark Service Dealer using Exmark approved replacement parts Instructions for Obtaining Warranty Service The product must be registered with original proof of purchase by an Exmark Service 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 ...

Page 59: ...Notes 59 ...

Page 60: ...Notes 60 ...

Page 61: ...Service Record Date Description of Work Done Service Done By 61 ...

Page 62: ...62 ...

Page 63: ...se 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 Align this edge with a vertical surface a tree building fence pole etc 3 Example of how to compare slope with folded edge 63 ...

Page 64: ...DISPOSAL SYSTEM OUT FRONT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM DUAL TAIL WHEEL FLOOR PAN EXTENDER HITCH KIT LIGHT KIT MICRO MULCH SYSTEM ROLL OVER PROTECTION SYSTEM ROPS 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 i...