Exmark Advantage Series 4500-466 Operator's Manual
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Exmark Advantage Series 4500-466 Operator's Manual

Exmark mfg. co. inc. zero-turn riding mower operator's manual
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LAZER Z
®
ADVANTAGE SERIES
MODELS
For Serial Nos.
790,000 & Higher
Part No. 4500-466 Rev. B

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Summary of Contents for Exmark Advantage Series 4500-466

  • Page 1 LAZER Z ® ADVANTAGE SERIES MODELS For Serial Nos. 790,000 & Higher Part No. 4500-466 Rev. B...
  • 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 Introduction ... 3 Safety ... 5 Safety Alert Symbol ... 5 Safe Operating Practices ... 5 Safety and Instructional Decals ... 10 Specifications ... 14 Model Numbers ... 14 Systems ... 14 Dimensions... 16 Torque Requirements ... 18 Product Overview ... 18 Operation ...

  • Page 5: Safety

    • Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Only use accessories and attachments approved by Exmark. • Wear appropriate clothing including safety glasses, substantial footwear, long trousers, and hearing protection.
  • Page 6 Safety DANGER In certain conditions gasoline is extremely flammable and vapors are explosive. A fire or explosion from gasoline can burn you, others, and cause property damage. • Fill the fuel tank outdoors in an open area, when the engine is cold. Wipe up any gasoline that spills.
  • Page 7 CAUTION Fuel tank vent is located inside the roll bar tube. Removing or modifying the roll bar could result in fuel leakage and violate emissions regulations. • Do Not remove roll bar. • Do Not weld, drill, or modify roll bar in any way.

  • 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

    WARNING There is no rollover protection when the roll bar is down. Wheels dropping over edges, ditches, steep banks, or water can cause rollovers, which may result in serious injury, death or drowning. • Keep the roll bar in the raised and locked position and use seat belt.

  • Page 10: Safety And Instructional Decals

    1-403005 • 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.
  • Page 11 107-2102 107-2112 109-3148 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse 109-7330 109-7929 Safety...
  • Page 12 Safety 109-8483 1. Throttle–fast 3. Choke–on 2. Throttle–slow 4. Choke–off 109-9361 Deck Drive Belt Routing 109-9477 116-0090 116-0157 1. See Operator’s manual 116-0165 116-0205...
  • Page 13 116-0211 116-0752 1. Latch 2. Unlatch 116-0906 For Kawasaki Liquid-Cooled Only Message Display 1. Fuel 2. Empty 3. Half 4. Full 5. Battery PTO Switch Symbols 1. PTO–disengage 109-7069 Safety 6. Hour meter 7. PTO 8. Parking brake 9. Neutral 10.

  • Page 14: Specifications

    Specifications Specifications Model Numbers Serial Nos: 790,000 and Higher LZAS20BV484; LZAS20KC484; LZAS23KC524; LZAS25KC604; LZAS26LKA604; LZAS27KC524; LZAS27KC604; LZAS29KA724 Systems Engine • Engine Specifications: See your Engine Owner’s Manual • RPM: – All units except LZAS20BV484 and LZAS20KC484: Full Speed: 3750 ±50 RPM (PTO not engaged) Idle: 1500 ±100 RPM –...

  • Page 15: Hydrostatic Ground Drive System

    Hydrostatic Ground Drive System • Two unitized hydrostatic transmissions: 12cc Parker axial piston pump 240cc Parker geroler motor • Hydraulic Oil Type: Exmark Premium Hydro oil. • Hydraulic Oil Capacity: 52 oz (1.5 L) per side • Hydraulic Filter: P/N 116-0164 • Speeds: –...

  • Page 16: Dimensions

    Specifications • Blade Size: (3 ea.) – 48 inch Deck: 16.25 inches (41.3 cm) – 52 inch Deck: 18.00 inches (45.7 cm) – 60 inch Deck: 20.50 inches (52.1 cm) – 72 inch Deck: 24.50 inches (62.2 cm) • Blade Spindles: Solid steel spindles with 1.00 inch (25 mm) I.D.

  • Page 17: Curb Weight

    Tread Width: (Center to Center of Tires, Widthwise) 48 inch Deck Drive Wheels 36.2 inches (91.9 cm) Caster Wheels 32.8 inches (83.3 cm) 60 inch Deck Drive Wheels 41.6 inches (105.7 cm) Caster Wheels 39.5 inches (100.3 cm) Wheel Base: (Center of Caster Tire to Center of Drive Tire) 48 inch 52 inch...

  • Page 18: Torque Requirements

    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 55-60 ft-lb (75-81 N-m)

  • Page 19: Operation

    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. Moving the levers forward or backward turns the wheel on the same side forward or reverse respectively.

  • Page 20: Ignition Switch

    Operation Note: The LCD indicator appears in the message display on the RH console when the park brake is engaged (see Figure 9). Pull the lever up and rearward to engage the brake. Depress the release button and push downward to disengage the brake.

  • Page 21: Drive Wheel Release Valves

    Fuel Shut-Off Valve Located behind and below the seat. The fuel shut-off valve is used to shut off the fuel when the machine will not be used for a few days, during transport to and from the jobsite, and when parked inside a building.

  • Page 22: Pre-Start

    Operation Coolant Temperature Gauge (Kawasaki Liquid-Cooled Only) Located on the right console (see Figure 6). The coolant temperature gauge monitors the temperature of the engine coolant. During normal operating conditions the gauge should be in the green range. An engine overheating condition is when the bar display goes to the yellow or red range and an alarm sounds.

  • Page 23: Starting The Engine

    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 24: Stopping The Engine

    Operation attempts. Failure to follow these guidelines can burn out the starter motor. 7. If the choke is in the “ON” position, gradually return choke to the “OFF” position as the engine warms up. Engaging the PTO DANGER The rotating blades under the mower deck are dangerous.

  • Page 25: Adjusting The Cutting Height

    Figure 15 1. Neutral lock position 4. Forward (handles out) 2. Neutral operate position 5. Neutral (operate) (handles in) 3. Front of Unit 6. Reverse Driving Forward 1. Release the parking brake. 2. Move the motion control levers inward to the center to the neutral position.

  • Page 26: Adjusting The Anti-Scalp Rollers

    Operation Figure 17 1. Deck foot pedal 3. Cut of height 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 decal on the side of the deck lift plate for cut heights.

  • Page 27: Transporting

    Transporting Transporting a Unit Use a heavy-duty trailer or truck to transport the machine. Lock brake and block wheels. Securely fasten the machine to the trailer or truck with straps, chains, cable, or ropes. Be sure that the trailer or truck has all necessary lighting and marking as required by law.
  • Page 28 Operation Important: Do Not attempt to turn the unit while on the ramp, you may lose control and drive off the side. Avoid sudden acceleration when driving up a ramp and sudden deceleration when backing down a ramp. Both maneuvers can cause the unit to tip backward.

  • Page 29: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. WARNING While maintenance or adjustments are being made, someone could start the engine. Accidental starting of the engine could seriously injure you or other bystanders. Remove the key from the ignition switch, engage parking brake, and pull the wire(s) off the spark plug(s) before you do any...

  • Page 30: Periodic Maintenance

    Maintenance Maintenance Service Maintenance Procedure Interval • Change the hydraulic filter and fluid. • Check the wheel hub slotted nut torque specifications. Every 500 hours • Check the wheel lug nuts. • Check the park brake adjustment. • Change engine coolant. Dex-Cool© extended life coolant (orange color) Every 4,000 hours •...

  • Page 31: Check Mower Blades

    Always install the original Exmark blades, blade bushings, and blade bolts as shown. Check Safety Interlock System...

  • Page 32: Check Rollover Protections Systems (Roll Bar) Knobs

    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 operator safety mechanisms be connected and in proper operating condition prior to use for mowing.

  • Page 33: Change Engine Oil

    Note: The oil level on the dipstick will be incorrect if the oil is checked when the unit is hot. 7. If the dipstick oil level is at the “add” mark add Exmark Premium Hydro oil. 8. Replace hydraulic reservoir cap and tighten until snug. Do Not overtighten.

  • Page 34: Check Tire Pressures

    Maintenance Check Tire Pressures Service Interval: Every 50 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.

  • Page 35: Lubricate Brake Handle Pivot

    6. Pack the bearings with a NGLI grade #1 multi-purpose grease. 7. Insert one bearing, one new seal into the wheel. Note: Seals (Exmark P/N 103-0063) must be replaced. 8. If the axle assembly has had both spacer nuts removed (or broken loose), apply a thread locking adhesive to one spacer nut and thread onto the axle with the wrench flats facing outward.

  • Page 36: Wheel Hub - Slotted Nut Torque Specification

    6. Using a socket, unscrew filters to remove and allow oil to drain. 7. Before installing the new filters, apply a thin coat of Exmark Premium Hydro oil on the surface of the two rubber seals. 8. Install the new filters and torque to 14 ft-lb (19 N-m).

  • Page 37: Check Engine Coolant Level (Kawasaki Liquid-Cooled Only)

    Check Engine Coolant Level (Kawasaki Liquid-Cooled Only) Service Interval: Before each use or daily 1. Stop engine and wait for all moving parts to stop. Make sure unit is on a level surface. 2. Check with engine cold. 3. View coolant level in overflow bottle located at the right rear of the engine below the radiator.

  • Page 38: Check Spark Arrester (If Equipped)

    Maintenance WARNING Engine compartment contains open belt drives, fans, and other rotating components that can cause injury. Fingers, hands, loose clothing, or jewelry can get caught by the rotating fan and drive shaft. • Do Not operate machine without the covers in place.

  • Page 39: Adjustments

    Adjustments Note: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and remove key before servicing, cleaning, or making any adjustments to the unit. CAUTION Raising the mower deck for service or maintenance relying solely on mechanical or hydraulic jacks could be dangerous.
  • Page 40 Maintenance Figure 28 1. 3 1/4 inches (8.3 cm) 4. 3 inches (7.6 cm) 2. Back blade tip 5. Level surface 3. Front blade tip 10. Loosen the whizlock nut on the side of the yoke and the jam nut on top. Fine tune the screw adjuster by turning it to get 3 inch (7.6 mm) height (see Figure 29).

  • Page 41: Deck Removal

    Deck Removal Before servicing or removing the deck, the spring loaded deck arms must be locked out. WARNING Deck lift arm assemblies have stored energy. Removing the deck with out releasing the stored energy can cause serious injury or death. Do Not attempt to disassemble the deck from the front frame without locking out the stored energy.

  • Page 42: Electric Clutch Adjustment

    Maintenance Figure 32 Left Hand Brake Shown 1. Cable anchor 6. Lock nut 2. Threaded rod 7. Pull cable threaded rod this direction 3. Push lever this direction 8. Hold threaded rod here 4. Caliper lever arm 9. Swivel (pivot head) 5.

  • Page 43: Motion Control Damper Adjustment

    Note: The motion control lever needs to be in neutral while making any necessary adjustments. 7. Bring the motion control levers into the neutral position. Adjust pump control rod lengths by rotating the double nuts on the rod in the appropriate direction until the wheels slightly creep in reverse (Figure 33).

  • Page 44: Motion Control Handle Adjustment

    Maintenance Motion Control Handle Adjustment Adjusting the height: The motion control levers can be adjusted higher or lower for maximum operator comfort. 1. Remove the two bolts holding the control lever to the control arm shaft (Figure 36). Figure 36 1.

  • Page 45: Cleaning

    Figure 38 1. Spring disc washers 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 46: Clean Debris From Machine

    Maintenance Removing debris from the hydro fan cooling guards 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.

  • Page 47: 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 48 Troubleshooting Problem Engine loses power Engine overheats. (Coolant temperature gauge is approaching the red zone or warning buzzer emits beep.) Mower pulls left or right (with levers fully forward) Machine does not drive Uneven cutting height. Abnormal vibration Blades do not rotate. Possible Cause 1.

  • Page 49: Schematics

    Schematics Electrical Diagram — Air–Cooled PINK BLACK BROWN PINK GREEN Schematics WHITE BROWN YELLOW BLUE PINK BLACK GREEN GRAY VIOLET ORANGE PINK...
  • Page 50 Schematics Electrical Diagram — Liquid–Cooled GREEN BLACK PINK PINK BLACK BROWN PINK GREEN WHITE BROWN YELLOW BLUE PINK BLACK GREEN GRAY VIOLET ORANGE ORANGE PINK BLACK BROWN PINK...
  • Page 51 Electrical Logic Schematic — Air-Cooled Schematics START_RELAY KEY_S KEY_A MAGNETO SEAT BRAKE NEUTRAL FUEL_SOLENOID GROUND FUEL...
  • Page 52 Schematics Electrical Schematic — Liquid-Cooled START_RELAY KEY_S KEY_A MAGNETO SEAT BRAKE NEUTRAL FUEL_SOLENOID GROUND FUEL...
  • Page 53 Schematics Hydraulic Diagram...
  • Page 54 Exmark dealer. The warranty period commences upon the date of the original retail purchase. Commercial Warranty Conditions This warranty applies to Exmark Lazer Z and Lazer Z AS turf equipment sold in the U.S. or Canada for a period of three years for commercial usage.
  • Page 55 Notes:...
  • Page 56 Notes:...

  • Page 57: Service Record

    Service Record Date: Description of Work Done: Service Done By:...
  • Page 60 SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONS MID-MOUNT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM FULL SUSPENSION SEAT DECK LIFT ASSIST KIT HITCH KIT LIGHT KIT V POWER PORT MICRO-MULCH SYSTEM OUT-FRONT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM...

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