Exmark Lazer Z Operator's Manual
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Exmark Lazer Z Operator's Manual

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LAZER Z
®
For Serial Nos.
402,082,300 & Higher
Lazer Z (LZE, LZS, LZX) Units
Part No. 4503-860 Rev. A

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Summary of Contents for Exmark Lazer Z

  • Page 1 LAZER Z ® For Serial Nos. 402,082,300 & Higher Lazer Z (LZE, LZS, LZX) Units Part No. 4503-860 Rev. A...
  • Page 2 To acquire a spark arrester for your unit, see your Engine Service Dealer. For all models that do not have Exmark engines, please refer to the engine manufacturer's information included with the machine. For models with Exmark engines, refer to this manual for information.

  • 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 Motion Control Linkage Adjustment ....61 Motion Control Damper Adjustment....62 Motion Control Neutral Lock Pivot Introduction ............3 Adjustment ..........62 Safety ..............5 Motion Control Handle Adjustment ....63 Safety Alert Symbol ......... 5 Motion Control Full Forward Tracking Safe Operating Practices ........5 Adjustment ..........63 Safety and Instructional Decals ......12 Caster Pivot Bearings Pre-Load...

  • Page 5: Safety

    Exmark designed and tested this lawn mower to offer • Become familiar with the safe operation of the reasonably safe service; however, failure to comply equipment, operator controls, and safety signs.
  • Page 6 Safety bones, and other foreign objects which can be DANGER thrown by the machine and may cause personal In certain conditions during fueling, static injury to the operator or bystanders. electricity can be released causing a spark which can ignite gasoline vapors. A fire or DANGER explosion from gasoline can burn you and In certain conditions gasoline is extremely...
  • Page 7 Safety X and S-Series and “LZE751CKA” Models: • Never mow with the discharge deflector raised, removed or altered unless there is a grass CAUTION collection system or mulch kit in place and working properly. Fuel tank vent is located inside the roll •...

  • Page 8: Slope Operation

    Safety • Use extreme care when loading or unloading the machine into a trailer or truck. • Use care when approaching blind corners, shrubs, trees, or other objects that may obscure vision. Slope Operation • Slopes are a major factor related to loss of control and rollover accidents, which can result in severe injury or death.

  • Page 9: Maintenance And Storage

    • Any accessories, alterations, or attachments added • Ventilate when charging or using battery to the ROPS must be approved by Exmark. in an enclosed space. Maintenance and Storage • Make sure venting path of battery is always open once battery is filled with •...
  • Page 10 • Follow the attachment manufacturer's Unauthorized modifications to the original recommendation for weight limits for towed equipment or failure to use original Exmark equipment and towing on slopes. Towed parts could lead to serious injury or death. weight must not exceed the weight of the Unauthorized changes to the machine, engine, machine, operator, and ballast;...
  • Page 11 Safety • Stopping distance increases with the weight of the towed load. Travel slowly and allow extra distance to stop. • Make wide turns to keep the attachment clear of the machine.

  • Page 12: 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 13 Safety decal109-6036 109-6036 1. Read the Operator’s manual 2. Remove the ignition key and read the instructions before servicing or performing maintenance. 3. Height of cut decal107-3069 decal112-9028 107-3069 112-9028 1. Warning-there is no rollover protection when the roll bar 1.
  • Page 14 Safety decal114-4466 114-4466 1. Main, 25A 3. Charge, 25A 2. PTO, 10A 4. Auxiliary, 15A decal116-8283 116-8283 1. Warning—read the Operator's Manual for instructions on torquing the blade bolt/nut to 55-60 ft-lb (75-81 N-m). decal115-9625 115-9625 Suspension Models 1. Parking 2.
  • Page 15 Safety decal116-8725 116-8725 LZE EFI Models Only 1. Throttle-fast 3. PTO 2. Throttle-slow 4. Check engine decal117-0346 117-0346 1. Fuel leak hazard—read the Operator's Manual; do not attempt to remove the roll bar; do not weld, drill or modify the roll bar in any way. decal116-8726 116-8726 1.
  • Page 16 Safety decal126-2055 126-2055 1. Wheel lug nut torque 95 ft-lb (129 N-m) (4x) 2. Wheel hub nut torque 235 ft-lb (319 N-m) 3. Read and understand the Operator’s manual before performing any maintenance, check torque after first 100 hours then every 500 hours thereafter. decal126-4479 126-4479 EFI RED Equipped Units Only...
  • Page 17 Safety decal126-8823 126-8823 LZS Kohler EFI Models Only 1. PTO 4. Engine–start 2. Engine–off 5. Throttle-fast 3. Engine–on 6. Throttle-slow decal135-0664 135-0664 decal132-5063 Rear Discharge Units 132-5063 1. Thrown objects hazard 2. Cutting/dismemberment “C1”, “C2”, and “C3” Models Only - keep bystanders a of hand and feet - stay safe distance from the away from moving parts;...
  • Page 18 Safety g224113 Message Display All LZE Models All LZS/LZX Kawasaki Models except RED Equipped 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator presence switch g224114 Message Display LZS Kohler EFI Models 1.
  • Page 19 Safety decal132-0871 132-0871 This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. It is important that each operator review the slope operation instructions in the operator’s manual and review the conditions in which the machine is being operated to determine if the machine may be operated in the conditions that day and on that site.

  • Page 20: Specifications

    • Low fuel indicator light. • Engine Specifications: See your Engine Owner’s Manual Electrical System • Engine Oil Type: Exmark 4–Cycle Premium Engine Oil • Charging System: Flywheel Alternator • RPM: • Charging Capacity: – All except EFI RED Equipped Units: Kohler and Kawasaki: 15 amps ◊...
  • Page 21 Specifications Operator Controls thick bolstering, two-tone cover, padded flip-up armrests, integral safety switch, and • Steering and Motion Control: Seat Isolation System for reduced vibration, to Note: Motion control levers are adjustable to enhance ride of standard seat. two heights. –...

  • Page 22: Tires And Wheels

    Pneumatic (Air filled) ◊ 280cc Parker geroler motor Deck Size 48 & 52 60 & 72 • Hydraulic Oil Type: Exmark Premium Hydro Oil. Quantity • Hydraulic Oil Capacity: 52 oz (1.5 L) per side Turf Master Turf Master Tread Size 23 x 9.50-12...

  • Page 23: Cutting Deck

    Specifications • Discharge: Front Caster – Side Discharge: Non “R” models Semi-Pneumatic – Rear Discharge: “R” models Deck Size “00” “A2” “A1” and Models Models “C1” • Blade Size: (3 ea.) Models – 48 inch Deck: 16.25 inches (41.3 cm) Quantity –...

  • Page 24: Dimensions

    Specifications Dimensions Overall Height: All Models Except “C1”, “C2”, and “C3” Overall Width Roll Bar - Up Roll Bar - Down Side Discharge Models: 70.5 inches (179.1 cm) 46.8 inches (118.9 cm) 48 inch Deck 52 inch Deck “C1”, “C2”, and “C3” Models Without Deck 45.7 inches 45.7 inches...

  • Page 25: Curb Weight

    Specifications Accessory Weight Table Worksheet: Curb Weight: Models with 48 Inch Side 1110–1160 lb Use the table below to determine if extra weight Discharge Decks (503– 526 kg) is required for the unit. Identify the accessories and correct deck size and place the corresponding Models with 52 Inch Side 1120–1250 lb values in the Accessory Score column.

  • Page 26: Torque Requirements

    Specifications second under toe board kit for secondary accessory Bolt Location Torque weighting (scores 20 and higher). Suspension Platform Rear 15-19 ft-lb (20-26 N-m) Cross Shaft 5/16 inch *Models that have an under toe board mount weight Retention Bolt as standard, require 116-1238 front toe board top mount kit instead of 116-1173.

  • Page 27: Product Overview

    Operation Product Overview Operation Note: Determine the left and right sides of the machine from the normal operating position. Controls Motion Control Levers The motion control levers located on each side of the console control the forward and reverse motion of the machine.
  • Page 28 Operation g223866 Figure 6 1. Fuses 4. PTO engagement switch 2. Message display 5. Throttle 3. Ignition switch 6. Choke g008593 Figure 5 Throttle Control 1. Neutral lock position 4. Forward (All Units Except RED Equipped (handles out) Units) 2. Neutral operate position 5.
  • Page 29 Operation RED Equipped Logic Display Unit Refer to the RED Equipped User’s Guide (LDU) for detailed information explaining the Operator interface allowing users to access information, reset Located on the right console. counters, modify system settings, and troubleshoot the equipment. RED Equipped Information Screen Located at the top of the LDU, above the push buttons (see Figure 9).

  • Page 30: Brake Lever

    Operation Note: Brake must be engaged, motion control When the alarm sounds, the error message will display and the LED will turn red. levers out (neutral lock position) and PTO switch disengaged to start engine. (It is not necessary for the •...
  • Page 31 Operation the battery voltage will display in the area where the The fuel shut-off valve is used to shut off the fuel hours are normally displayed. when the machine will not be used for a few days, during transport to and from the jobsite, and when Note: The LCD indicators appear when each control parked inside a building.
  • Page 32 Operation The LCD indicator will appear when the PTO WARNING switch is disengaged (see Figure 11 and Figure 12). The engine and hydraulic drive units can become Refer to the Hour Meter User’s Guide for more very hot. Touching a hot engine or hydraulic information.

  • Page 33: Pre-Start

    Operation Low Voltage Error The electronic control unit (ECU) continuously (For LZS/LZX EFI Models) monitors operation of the EFI system. If a problem or fault within the system is detected, the MIL Located on the right console in the message display. is illuminated.

  • Page 34: Starting The Engine

    Operation Starting the Engine Move the motion control levers out to the neutral lock position. Pull up and back on the parking brake lever to engage the parking brake. Push down on the PTO switch to the “disengage” position. Note: It is not necessary for the operator to be in the seat to start the engine.

  • Page 35: Driving The Machine

    Operation Place the throttle midway between the “SLOW” DANGER and “FAST” positions. An uncovered discharge opening will allow Disengage the PTO. objects to be thrown in an operator’s or bystander’s direction. Also, contact with the Allow the engine to run for a minimum of 15 blade could occur.
  • Page 36 Operation g016947 Figure 18 g008593 Figure 17 To turn left or right, pull the motion control lever back toward neutral in the desired turn direction. 1. Neutral lock position 4. Forward (handles out) The machine will move faster the farther the 2.

  • Page 37: Adjusting The Cutting Height

    Operation To turn right, release pressure on the RH motion See the decal on the side of the deck lift plate for control lever and the rear of the machine will cut heights. move towards the rear and to the right. Push the deck lift pedal, release the transport lock and allow the deck to lower to the cutting height.
  • Page 38 Operation Adjusting the Side Bumpers of the bolt and the mounting bracket (see Figure 22). (Rear Discharge Units Only) Torque the 3/8 nyloc nut to 50–55 ft-lb Mount the side bumpers in the top holes when (68-75 N-m). operating in height of cuts higher than 2 1/2 inches (64 mm) and in the center holes when operating in height of cuts lower than 2 1/2 inches (64 mm).
  • Page 39 Operation Adjusting the Suspension Seat For “C1”, “C2”, and “C3” Models Only The suspension system adjusts to provide a smooth and comfortable ride. Adjusting the rear two shock assemblies is the easiest and quickest adjustment for changing the suspension system. Position the suspension system where you are most comfortable.

  • Page 40: Transporting

    Operation Transporting Transporting the Machine Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary lighting and marking as required by law. Thoroughly read all of the safety instructions. g030096 Knowing this information could help you, your family, pets, or bystanders avoid injury.
  • Page 41 Operation WARNING WARNING Driving on the street or roadway without turn Loading a machine onto a trailer or truck signals, lights, reflective markings, or a slow increases the possibility of tip-over and could moving vehicle emblem is dangerous and can cause serious injury or death.
  • Page 42 Operation g027996 Figure 30 1. Full-width ramp in 4. Ramp is at least four stowed position times (4X) as long as the height of the trailer or truck bed to the ground 2. Side view of full-width 5. H= height of the trailer or ramp in loading position truck bed to the ground 3.

  • Page 43: 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 a hot made, someone could start the engine. engine can cause severe burns.

  • Page 44: Periodic Maintenance

    “FULL” the hours are normally displayed. Locate the voltage mark on the dipstick. Exmark 4-Cycle Premium reading of the battery in the table and charge the Engine Oil is recommended; refer to the Engine...
  • Page 45 Maintenance Voltage Percent Maximum Charging CAUTION Reading Charge Charger Interval Connecting the jumper cables incorrectly Settings (wrong polarity) can immediately damage the 2 Hours 12.0–12.2 25–50% 14.4 volts/4 electrical and/or EFI system. amps Be certain of battery terminal polarity and 11.7–12.0 0–25% 3 Hours...

  • Page 46: Check Mower Blades

    Maintenance Check Mower Blades Service Interval: Before each use or daily Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. Lift deck and secure in raised position as stated in the Clean Grass Build-Up Under Deck section. Inspect blades and sharpen or replace as required.
  • Page 47 Always install the original Exmark blades, blade bushings, and blade bolts as shown.

  • Page 48: Check Safety Interlock System

    Maintenance Check Safety Interlock System Service Interval: Before each use or daily Important: It is essential that operator safety mechanisms be connected and in proper operating condition prior to use. Note: If machine does not pass any of these tests, Do Not operate. Contact an Authorized Service Dealer. Note: To prevent engine cut-outs on rough terrain, the seat has a 1/2 second time delay before the engine begins to shutdown.
  • Page 49 Maintenance Check Engine Starting Circuit Chart Note: In the Check Engine Starting Circuit Chart, the state of system item that is bold is being checked in each scenario. System Parking Brake Motion Control Levers Operator Outcome (Blades) Operator Engaged Disengaged Both levers moved in, or either Starter must in seat...
  • Page 50 Maintenance Check Shutdown Circuit Chart (continued) System Engine Parking Motion Control Operator Outcome Brake Levers (Blades) Running idle Disengaged Engaged Both levers moved in Raise off Engine must begin shutdown (1/3 throttle or of seat (but within 1 second efficient mode) don’t get off) Operator in Engine must...

  • Page 51: Check Rollover Protections Systems (Roll Bar) Knobs

    Maintenance Check Rollover Protections secondary air cleaner element; replace if dirty. Systems (Roll Bar) Knobs (May need more often under severe conditions. Service Interval: Before each use or daily See the Engine Owner's Check that both the mounting hardware and the Manual for additional knobs are in good working condition.

  • Page 52: Change Engine Oil

    If the dipstick oil level is at the “add” mark add Before reinstalling new filter, apply a thin coating Exmark Premium Hydro Oil. of Exmark 4–Cycle Premium Engine oil on the Replace hydraulic reservoir cap and tighten until surface of the rubber seal. Turn filter clockwise snug.

  • Page 53: Check Condition Of Belts

    Maintenance Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. Check tire pressure in drive tires and pneumatic casters. Inflate drive tires and pneumatic casters to 13 psi (90 kPa). Semi-pneumatic caster tires Do Not need to be inflated.

  • Page 54: Lubricate Deck Lift Pivot

    Service Interval: Every 200 hours Insert one bearing, one new seal into the wheel. Remove spark plugs, check condition and reset gaps, Note: Seals (Exmark P/N 103-0063) must be or replace with new plugs. See Engine Owner's replaced. Manual.

  • Page 55: Wheel Hub - Slotted Nut Torque Specification

    (if equipped) Before installing the new filters, apply a thin coat Service Interval: Every 50 hours of Exmark Premium Hydro Oil on the surface of the two rubber seals. WARNING Install the new filters and torque to 14 ft-lb (19 Hot exhaust system components may ignite N-m).

  • Page 56: Mobil Hts Grease (Or Food-Grade Anti-Seize)X-Series Only

    Maintenance Adjustments • Hydro pump control arm, linkage bolt, and attachment bolt. Note: Disengage PTO, shut off engine, wait for • Hydro cooling fan screw. all moving parts to stop, engage parking brake, and • Hydro park brake anchor mounting bolt remove key before servicing, cleaning, or making any adjustments to the unit.
  • Page 57 Maintenance Insert the height adjustment pin into the 3 inch (7.6 cm) cutting height location. Release the transport lock and allow the deck to lower to the cutting height. Raise the discharge deflector (side discharge units only). Measure from the level surface to the front tip of the center blade.

  • Page 58: Pump Drive Belt Tension

    Maintenance • Side Discharge Units: The back tips of the side blades should measure 3 1/4 inches (8.3 cm). • Rear Discharge Units: The back tips of the side blades should measure 3 inches (7.6 cm). Re-measure until all four sides are the correct height.
  • Page 59 Maintenance Check to make sure brake is adjusted properly. This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced. Drive the machine onto a level surface. Disengage the blade control switch (PTO), move the motion control levers to the neutral locked position and engage the parking brake (lever is in the “up”...

  • Page 60: Electric Clutch Adjustment

    Maintenance Electric Clutch Adjustment No adjustment necessary. However on units with 60 inch decks, when the clutch brake has worn to the point where the clutch no longer engages consistently, the shim can be removed to extend the clutch life. g011734 Figure 47 1.

  • Page 61: Motion Control Linkage Adjustment

    Maintenance WARNING Engine must be running and drive wheels must be turning so adjustments 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. Prior to starting the engine, push the deck lift g011735 pedal and remove the height of cut pin.

  • Page 62: Motion Control Damper Adjustment

    Maintenance g008630 Figure 50 1. Double nuts g008620 Figure 51 RH Motion Control Shown Shut off unit. Remove jumper wire from wire harness and plug connector into seat switch. 1. Torque nyloc nut to 200 in-lb (16.7 ft-lb). Bolt must protrude past end of nyloc nut after torque.

  • Page 63: Motion Control Handle Adjustment

    Maintenance Motion Control Handle Loosen the screws on a cover plate (see Figure 54). Adjustment Slide the cover plate backward or forward to adjust the travel of the lever and tighten the Adjusting the height: screws. The motion control levers can be adjusted higher or Drive the machine and check the full forward lower for maximum operator comfort.

  • Page 64: Cleaning

    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 Excessive debris around engine cooling air intake and exhaust system area can cause engine, exhaust area, and hydraulic system to overheat which can create a fire hazard.

  • Page 65: Clean Debris From Machine

    Maintenance Cleaning the Suspension system to run cooler and improve the life of the hydro system. System Stop engine, wait for all moving parts to stop, and Note: Do not clean the shock assemblies with remove key. Engage parking brake. pressurized water.

  • Page 66: 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 67 Troubleshooting Problem Possible Cause Corrective Action Oil pressure light is on and engine RPM is low 1. Engine Control Unit has limited engine 1. Let engine cool and check oil level. If level RPMs, known as “limp” mode. is above “add”, contact an Authorized Service Dealer.
  • Page 68 Troubleshooting Problem Possible Cause Corrective Action Clutch will not engage. 1. Fuse is blown. 1. Replace fuse. Check coil resistance, battery charge, charging system, and wiring connections and replace if necessary. 2. Low voltage supply at the clutch. 2. Check coil resistance, battery charge, charging system, and wiring connections and replace if necessary.

  • Page 69: Schematics

    Schematics Schematics Electrical Logic Schematic — Kawasaki (Non-CARB) Models g032372...
  • Page 70 Schematics Electrical Logic Schematic — Kawasaki (CARB) Models g200804...
  • Page 71 Schematics Electrical Logic Schematic — Kohler Carbureted Models g032373...
  • Page 72 Schematics Electrical Logic Schematic — Kohler EFI for Lazer E-Series Models g200826...
  • Page 73 Schematics Electrical Logic Schematic — Kohler EFI for Lazer S-Series Models g224051...
  • Page 74 Schematics Electrical Logic Schematic — Kohler EFI Red Equipped Models g237359...
  • Page 75 Schematics Electrical Logic Schematic — Kawasaki EFI Red Equipped Models g237604...
  • Page 76 Schematics Hydraulic Diagram g008623...

  • Page 77: Service Record

    Service Record Date: Description of Work Done: Service Done By:...
  • Page 79 g011841 Figure 57 This page may be copied for personal use. 1. The maximum slope you can 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 80 Pack) or Fill in Below Engine Model No. and Spec. No. Model No. Engine Serial No. (E/No) Serial No. ©2017 Exmark Mfg. Co., Inc. Part No. 4503-860 Rev. A Industrial Park Box 808 (402) 223-6375 Beatrice, NE 68310 Fax (402) 223-5489...

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