Exmark LAZER Z Operator's Manual
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Exmark LAZER Z Operator's Manual

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LAZER Z
®
ADVANTAGE
SERIES X MODELS
For Serial Nos.
850,000 & Higher
Lazer Z (LZAS) Units
Part No. 4500-563 Rev. C

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  • Page 1 LAZER Z ® ADVANTAGE SERIES X MODELS For Serial Nos. 850,000 & Higher Lazer Z (LZAS) Units Part No. 4500-563 Rev. C...
  • Page 2 Replacements may be ordered through the engine 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.

  • Page 3: Introduction

    All Exmark parts are thoroughly tested and inspected before leaving the factory, however, attention is required on your part if you are to obtain the fullest measure of satisfaction and performance.

  • Page 4: Table Of Contents

    Contents Pump Drive Belt Tension....... 42 Deck Belt Tension ........42 Adjusting the Parking Brake......42 Introduction ............3 Electric Clutch Adjustment......44 Safety ..............5 Motion Control Linkage Adjustment ..... 45 Safety Alert Symbol ......... 5 Motion Control Damper Adjustment..... 46 Safe Operating Practices ........

  • Page 5: Safety

    Only use accessories and DANGER: White lettering / Red background. attachments approved by Exmark. Indicates an imminently hazardous situation which, if • Wear appropriate clothing including safety glasses, not avoided, Will result in death or serious injury.
  • Page 6 Safety DANGER DANGER In certain conditions gasoline is extremely In certain conditions during fueling, static flammable and vapors are explosive. electricity can be released causing a spark which can ignite gasoline vapors. A fire or A fire or explosion from gasoline can burn explosion from gasoline can burn you and you, others, and cause property damage.
  • Page 7 Safety • Never operate the mower with damaged guards, CAUTION shields, or covers. Always have safety shields, guards, switches and other devices in place and in Fuel tank vent is located inside the roll proper working condition. bar tube. Removing or modifying the roll bar could result in fuel leakage and violate •...

  • Page 8: Slope Operation

    Safety • Be aware of the mower discharge path and direct discharge away from others. • Do Not operate the mower under the influence of alcohol or drugs. • Use extreme care when loading or unloading the machine into a trailer or truck. •...

  • Page 9: Maintenance And Storage

    Safety • Disconnect battery or remove spark plug wire WARNING before making any repairs. Disconnect the negative terminal first and the positive last. There is no rollover protection when the roll Reconnect positive first and negative last. bar is down. Wheels dropping over edges, ditches, steep banks, or water can cause •...
  • Page 10 Failure the hydraulic system. to use original Exmark parts could cause serious injury or death. Replace all parts including, but not limited to tires, belts, and blades with original Exmark...

  • Page 11: Safety And Instructional Decals

    Exmark equipment dealer or labels. distributor or from Exmark Mfg. Co. Inc. • Replace all worn, damaged, or missing safety • Safety signs may be affixed by peeling off the signs.
  • Page 12 Safety 109-3148 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse 107-2102 109-7330 107-2112 109-7929...
  • Page 13 Safety 116-0157 1. See Operator’s manual 116-0165 For Style B Slotted Nuts — See “Wheel Hub – Slotted Nut Torque Specification” in the Maintenance section 109-8483 1. Throttle–fast 3. Choke–on 2. Throttle–slow 4. Choke–off 116-0205 109-9361 Deck Drive Belt Routing 116-0211 116-0090...
  • Page 14 Safety 116-2643 For Style A Slotted Nuts — See “Wheel Hub – Slotted Nut Torque Specification” in the Maintenance section 117–2718 116-0752 1. Latch 2. Unlatch Message Display 1. Fuel 6. Hour meter 116-0906 2. Empty 7. PTO For Kawasaki Liquid-Cooled Only 3.

  • Page 15: Specifications

    Specifications Specifications Model Numbers Serial Nos: 850,000 and Higher LZAS22KA484; LZAS22KA484CA; LZAS23KC524; LZAS25KC604; LZAS26LKA604; LZAS27KC524; LZAS27KC524CA; LZAS27KC604; LZAS27KC604CA; LZAS29KA724 Systems All units: – 25 amp main fuse Engine – 25 amp charging system fuse • Engine Specifications: See your Engine Owner’s –...

  • Page 16: Hydrostatic Ground Drive System

    (to drive belt) which engages mower blades. 240cc Parker geroler motor • Parking Brake Lever: Engages parking brake. • Hydraulic Oil Type: Exmark Premium Hydro oil. • Parking Brake Release Button: Releases parking • Hydraulic Oil Capacity: 52 oz (1.5 L) per side brake.

  • Page 17: Dimensions

    Specifications Dimensions – 48 inch Deck: 16.25 inches (41.3 cm) – 52 inch Deck: 18.00 inches (45.7 cm) Overall Width: – 60 inch Deck: 20.50 inches (52.1 cm) 48 inch Deck 52 inch Deck – 72 inch Deck: 24.50 inches (62.2 cm) Without Deck 45.7 inches 45.7 inches...

  • Page 18: Curb Weight

    Specifications Accessory Weight Table Worksheet: Tread Width: (Center to Center of Tires, Widthwise) Use the table below to determine if extra weight is required for the unit. Identify the accessories 48 inch Deck 52 inch Deck and correct deck size and place the corresponding Drive Wheels 36.2 inches 38.5 inches...

  • Page 19: Torque Requirements

    Product Overview Product Overview *60 inch units which already have an under toe board mount weight as standard requires 116-1238 front toe board top mount kit instead of 116-1173. Torque Requirements Bolt Location Torque Blade Drive Sheave 140-145 ft-lb (190-197 Mounting Nut N-m) Blade Mounting Bolt...

  • Page 20: Operation

    Operation Operation 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 Note: Determine the left and right sides of the rear, to the detent, will put the choke in the “OFF”...

  • Page 21: Ignition Switch

    Operation Pull the lever up and rearward to engage the brake. The hour meter records the number of hours that the engine has run. Depress the release button and push downward to disengage the brake. Figure 7 1. Release button 2.

  • Page 22: Coolant Temperature Gauge

    Operation Note: The handle must be horizontal and against The fuel level is shown on a bar display. The indicator light appears when the fuel level is low (approximately the stop for operation. one gallon remaining in the tank). Do Not tow machine. Drive Wheel Release Valves PTO Engagement Switch WARNING...

  • Page 23: Pre-Start

    Operation Figure 12 Figure 11 1. Latching position 3. Non-latching position 2. Transport lock control 1. Green 3. Red 2. Yellow 4. Bar display Pre-Start Warning Buzzer (Kawasaki Liquid-Cooled Only) Fill fuel tank on level ground. For best results use only clean, fresh regular grade unleaded gasoline with Located on the side of the right hand console (see an octane rating of 87 or higher.

  • Page 24: Starting The Engine

    Operation 2. Apply forward pressure to the upper hoop of the roll bar. 3. Pull the knob and rotate 90° to hold in the unlatched position to lower the roll bar. 4. To return to the operate position, raise the roll bar, and then rotate knobs 90°...

  • Page 25: Stopping The Engine

    Operation Stopping the Engine attempts. Failure to follow these guidelines can burn out the starter motor. 1. Bring the unit to a full stop. 7. If the choke is in the “ON” position, gradually 2. Move the motion control levers out to the neutral return choke to the “OFF”...

  • Page 26: Adjusting The Cutting Height

    Operation Driving in Reverse 1. Move the motion control levers inward to the neutral operate position. 2. To move rearward in a straight line, move both levers rearward with equal pressure. To turn right, release pressure on the RH motion control lever and the rear of the machine will move towards the rear and to the right.

  • Page 27: Transporting

    Operation Note: The foot operated deck lift assist lever 5. Insert the height adjustment pin into the hole corresponding to the desired cutting height. can be used to momentarily lift the deck to clear objects. Be sure that PTO is disengaged. See the decal on the side of the deck lift plate for cut heights.
  • Page 28 Operation a surface for the frame members to contact if the CAUTION unit starts to tip backward. If it is not possible to use one full width ramp, use enough individual ramps to This unit does not have proper turn simulate a full width continuous ramp.

  • Page 29: Maintenance

    Maintenance Maintenance Note: Determine the left and right sides of the machine from the normal operating position. WARNING WARNING While maintenance or adjustments are being The engine can become very hot. Touching made, someone could start the engine. a hot engine can cause severe burns. Accidental starting of the engine could Allow the engine to cool completely before seriously injure you or other bystanders.

  • Page 30: Periodic Maintenance

    Maintenance Maintenance Service Maintenance Procedure Interval • Replace the secondary air cleaner element (May need more often under severe conditions. See the Engine Owner’s Manual for additional information.) • Change the hydraulic filter and fluid. Every 500 hours • Check the wheel hub slotted nut torque specifications. •...

  • Page 31: Recommended Jump Starting Procedure

    Maintenance Voltage Percent Maximum Charging CAUTION Reading Charge Charger Interval Settings Connecting the jumper cables incorrectly (wrong polarity) can immediately damage 11.7–12.0 0–25% 3 Hours 14.4 volts/4 the electrical system. amps 11.7 or less 6 Hours or 14.4 volts/2 Be certain of battery terminal polarity and More amps jumper cable polarity when hooking up...

  • Page 32: Check Mower Blades

    Maintenance Figure 21 Figure 20 1. Install bushing in blade prior to installing bushing in spindle. 1. Positive (+) cable on discharged battery 2. Positive (+) cable on booster battery 3. Negative (–) cable on the booster battery B. Install bushing/blade assembly into spindle. 4.

  • Page 33: Check Safety Interlock System

    System Note: If machine does not pass any of these tests, do not operate. Contact your authorized EXMARK Service Interval: Before each use or daily SERVICE DEALER. Note: To prevent engine cut-outs on rough terrain Important: It is essential that operator safety the seat kill switch has a 1/2 second delay.

  • Page 34: Check Seat Belt

    Maintenance Check Seat Belt 1. Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. Service Interval: Before each use or daily 2. Drain oil while engine is warm from operation. Visually inspect seat belt for wear, cuts, and proper 3.

  • Page 35: Check Tire Pressures

    1. Deck and Yearly 7. If the dipstick oil level is at the “add” mark add Pump Idler Exmark Premium Hydro oil. Pivots 8. Replace hydraulic reservoir cap and tighten until 2. Front *Yearly Caster snug.

  • Page 36: Lubricate Brake Handle Pivot

    Service Interval: Every 100 hours 7. Insert one bearing, one new seal into the wheel. 1. Stop engine, wait for all moving parts to stop, and Note: Seals (Exmark P/N 103-0063) must be remove key. Engage parking brake. replaced. 2. Lubricate deck lift pivot with a spray type 8.

  • Page 37: Change Hydraulic System Filter And Fluid

    2. .03 inch (.76 mm) 4. .24 inch (6 mm) 7. Before installing the new filters, apply a thin coat of Exmark Premium Hydro oil on the surface of • Style A (black finish): the two rubber seals. 8. Install the new filters and torque to 14 ft-lb (19 Torque the slotted nut to 211-260 ft-lb (286-352 N-m).

  • Page 38: Check Engine Coolant Level (Kawasaki Liquid-Cooled Only)

    Maintenance Note: Do Not use anti-seize on wheel hub. WARNING • Style B (yellow zinc): Engine coolant is hot and pressurized and 1. Remove and discard the cotter pin. radiator and surrounding parts are hot. Spray 2. Torque the slotted nut to 200 ft-lb (271 N-m). or steam from hot, pressurized liquid in the engine cooling system and touching a hot 3.

  • Page 39: Check Spark Arrester (If Equipped)

    Maintenance the coolant level drops, add additional coolant to the radiator. 8. When the radiator is completely full and no additional coolant can be added, continue running and install the radiator cap. Make sure that the cap is completely seated by pressing down firmly while turning until the cap stops.

  • Page 40: Copper-Based Anti-Seize

    Maintenance Adjustments Thread locking adhesives are required for some hardware on engines — see the Engine manual. Note: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and Copper-Based Anti-seize remove key before servicing, cleaning, or making any adjustments to the unit.
  • Page 41 Maintenance 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 the discharge deflector. 9. Measure from the level surface to the front tip of the center blade.

  • Page 42: Pump Drive Belt Tension

    Maintenance 16. If the deck is too low, tighten the single point CAUTION adjustment bolt by rotating it clockwise. If the deck is too high, loosen the single point Raising the mower deck for service or adjustment bolt by rotating it counterclockwise. maintenance relying solely on mechanical or hydraulic jacks could be dangerous.
  • Page 43 Maintenance 10. Remove all slack from cable by pulling on the caliper lever arm with a medium amount of force. Using hands and fingers only, push the caliper lever arm to engage the brake pads on the rotor until the lever stops. While holding the lever at the stopped position, use the other hand or fingers to pull the slack out of the cable threaded end through the swivel.

  • Page 44: Removing The Shim

    Maintenance Note: Do Not remove the brake pole from 18. Rotate the drive wheel release handle to the “operating” position. Refer to the Drive Wheel the field shell/armature. The brake pole has Release Valves section in Operation. worn to match the armature and needs to continue to match after the shim is removed 19.

  • Page 45: Motion Control Linkage Adjustment

    Maintenance WARNING Engine must be running and drive wheels must be turning so motion control adjustment 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. Figure 38 1.

  • Page 46: Motion Control Damper Adjustment

    Maintenance Motion Control Neutral Lock Pivot Adjustment The flanged nut can be adjusted to obtain a more desired motion control lever resistance (Figure 41). Figure 39 1. Double nuts 8. Shut off unit. Remove jumper wire from wire harness and plug connector into seat switch. Figure 41 9.

  • Page 47: Motion Control Full Forward Tracking Adjustment

    Maintenance Figure 43 Figure 42 RH Motion Control Shown 1. Bolts 4. Nuts 2. Control lever 5. Slotted holes 1. Screw 3. Motion control lever 3. Control arm shaft 2. Cover plate 2. Move the control lever to the next set of holes. Secure the lever with the two bolts.

  • Page 48: Cleaning

    Maintenance Cleaning Removing debris from the hydro fan cooling fins will allow the hydro system to run cooler and improve the life of the hydro system. Clean Engine and Exhaust 1. Stop engine, wait for all moving parts to stop, and System Area remove key.

  • Page 49: Waste Disposal

    Maintenance Waste Disposal Motor Oil Disposal Engine oil and hydraulic oil are both pollutants to the environment. Dispose of used oil at a certified recycling center or according to your state and local regulations. Battery Disposal DANGER Battery electrolyte contains sulfuric acid, which is poisonous and can cause severe burns.

  • Page 50: Troubleshooting

    Troubleshooting Troubleshooting 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 overlook the simple causes. For example: starting problems could be caused by an empty fuel tank. The following table lists some of the common causes of trouble.
  • Page 51 Troubleshooting Problem Possible Cause Corrective Action Engine loses power 1. Engine load is excessive 1. Reduce the ground speed. 2. Air cleaner is dirty. 2. Clean or replace the air cleaner element. 3. Oil level in the crankcase is low. 3.
  • Page 52 Troubleshooting Problem Possible Cause Corrective Action Blades do not rotate. 1. Drive belt is worn, loose or broken. 1. Check the belt tension. 2. Deck belt is worn, loose or broken. 2. Install new deck belt. 3. Deck belt is off pulley. 3.

  • Page 53: Schematics

    Schematics Schematics Electrical Diagram — Air–Cooled WHITE BROWN YELLOW BLUE PINK BLACK GREEN GRAY VIOLET ORANGE PINK PINK BLACK BROWN PINK GREEN...
  • Page 54 Schematics Electrical Diagram — Liquid–Cooled GREEN BLACK WHITE BROWN YELLOW BLUE PINK BLACK GREEN GRAY VIOLET ORANGE PINK ORANGE PINK BLACK BROWN PINK PINK BLACK BROWN PINK GREEN...
  • Page 55 Schematics Electrical Logic Schematic — Air-Cooled START_RELAY KEY_S KEY_A MAGNETO SEAT BRAKE NEUTRAL FUEL_SOLENOID GROUND FUEL...
  • Page 56 Schematics Electrical Schematic — Liquid-Cooled START_RELAY KEY_S KEY_A MAGNETO SEAT BRAKE NEUTRAL FUEL_SOLENOID GROUND FUEL...
  • Page 57 Schematics Hydraulic Diagram...
  • Page 58 Consumer Warranty Conditions authorized Exmark service dealer within the warranty period. This This warranty applies to Exmark Lazer Z, Lazer Z AS X, and Vantage warranty extends only to turf equipment operated under normal conditions. You must read the operator’s manual. You must also properly turf equipment sold in the U.S.
  • Page 59 Notes:...
  • Page 60 Notes:...

  • Page 61: Service Record

    Service Record Date: Description of Work Done: Service Done By:...
  • Page 63 Figure 45 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.
  • Page 64 SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONS MID-MOUNT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM OPERATOR CONTROLLED DISCHARGE FULL SUSPENSION SEAT ROLL OVER PROTECTION SYSTEM (ROPS) DECK LIFT ASSIST KIT SUN SHADE HITCH KIT TRASH CONTAINER LIGHT KIT...

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