Exmark LAZER Z ADVANTAGE SERIES Operator's Manual
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Exmark LAZER Z ADVANTAGE SERIES Operator's Manual

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ADVANTAGE SERIES MODELS
Place Model No. and Serial No.
Label Here (Included in the Literature
Pack) or Fill in Below
Model No.
Serial No.
LAZER Z
Date Purchased
Engine Model No. and Spec. No.
Engine Serial No. (E/No)
For Serial Nos.
720,000 & Higher
®
Part No. 4500-224 Rev. B

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Summary of Contents for Exmark LAZER Z ADVANTAGE SERIES

  • Page 1 For Serial Nos. 720,000 & Higher LAZER Z ® ADVANTAGE SERIES MODELS Place Model No. and Serial No. Date Purchased Label Here (Included in the Literature Pack) or Fill in Below Engine Model No. and Spec. No. Model No. Engine Serial No. (E/No) Serial No.
  • 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 (6) line items or less. 4. If order is received by 3:00 p.m. central time, Exmark ships part(s) direct to dealer or customer, as requested by distributor, same day, overnight UPS, Exmark bills the distributor for parts and shipping charges, where applicable.

  • Page 4: 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 5: Table Of Contents

    Contents Deck Leveling ..........33 Pump Drive Belt Tension....... 34 Mule Drive Belt Tension Adjustment ..... 34 Introduction ............4 Deck Belt Tension ........35 Safety ..............6 Belt Guide Adjustment ........35 Safety Alert Symbol ......... 6 Brake Link Adjustment........35 Safe Operating Practices ........

  • Page 6: Safety

    • Evaluate the terrain to determine what accessories ALERT! YOUR SAFETY IS INVOLVED! 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, Figure 2 substantial footwear, long trousers, and hearing 1.
  • Page 7 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 8 Safety Operation damage and make repairs before restarting and operating the mower). WARNING – Before clearing blockages. – Whenever you leave the mower. Operating engine parts, especially the muffler, become extremely hot. Severe burns • Stop engine, wait for all moving parts to stop, and can occur on contact and debris, such as engage parking brake: leaves, grass, brush, etc.
  • Page 9 Safety • Watch for ditches, holes, rocks, dips and rises that DANGER change the operating angle, as rough terrain could overturn the machine. Operating on wet grass or steep slopes can cause sliding and loss of control. Wheels • Avoid sudden starts when mowing uphill because dropping over edges, ditches, steep banks, or the mower may tip backwards.

  • Page 10: Maintenance And Storage

    Safety Maintenance and Storage WARNING • Disengage drives, lower implement, set parking Hydraulic fluid escaping under pressure brake, stop engine and remove key or disconnect can penetrate skin and cause injury. Fluid spark plug wire. Wait for all movement to stop accidentally injected into the skin must be before adjusting, cleaning or repairing.

  • 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 103–3270 103-5881 1–633922 1–643222 103–6319 1–643339 98-5954...
  • Page 13 Safety 107-2112 109–0737 107-2102 109-3148 109–7949 103–9256 1. Fast 2. Slow 3. Neutral 4. Reverse...
  • Page 14 Safety 109–8482...

  • Page 15: Specifications

    Specifications Specifications Model Numbers Serial Nos: 720,000 and Higher LAS25KC604; LAS25KC604N; LAS28KA524; LAS28KA524CA; LAS28KA524R; LAS28KA604; LAS28KA604CA; LAS28KA724; LAS28KA724CA; LAS28KA724N; LAS28KA724NCA Systems • Operator must be in seat when PTO is engaged, brake is disengaged, or motion control levers are moved in or engine will stop. Engine •...

  • Page 16: Hydrostatic Ground Drive System

    Specifications • Mounting: Hinged to tilt up for access to Front Caster hydraulic pumps, battery and other components. Pneumatic (Air filled) Semi-Pneumatic Held in tilted position with prop rod. Adjustable Deck 52 & 60 52 & 60 fore and aft seat track. Size •...

  • Page 17: Dimensions

    Specifications Wheel Base: (Center of Caster Tire to • Cutting Height Adjustment: Center of Drive Tire) An extra-long cushioned lever is used to adjust the cutting height from 1 1/2 inch (3.8 cm) to 5 52 inch Deck 60 inch Deck 72 inch Deck inches (12.7 cm) in 1/4 inch (6.4 mm) increments.

  • Page 18: 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 19: Pre-Start

    Operation Drive Wheel Release Valves Push the lever forward and down to disengage the brake. Located on the top left front corner of hydrostatic pumps. The unit must be tied down and brake engaged when transporting. Drive wheel release valves are used to release the hydrostatic drive system to allow the machine to be Ignition Switch pushed without the engine running.

  • Page 20: Engaging The Pto

    Operation 1. Remove the hairpin cotter pins and remove the 4. Place the throttle midway between the “SLOW” two roll bar pins (Figure 5). and “FAST” positions. 2. Raise the roll bar to the upright position and 5. On a cold engine, pull the choke control out into install the two pins and secure them with the the “ON”...

  • Page 21: Stopping The Engine

    Operation 2. Pull the PTO switch outward to the “ROTATE” before the motion control levers can be moved in position. or the engine will stop. 3. Place the throttle in the “FAST” position to begin When levers are centered in the T-slot the drive mowing.

  • Page 22: Adjusting The Cutting Height

    Operation deck lift assist lever 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 8 1. Lever in transport and 5 inch (12.7 cm) cutting height position Figure 7 1.

  • Page 23: Transporting

    Operation 6. Place the rollers in one of the positions shown (Figure 9). Rollers will maintain 3/4 inch (19 mm) clearance to the ground to minimize gouging and roller wear or damage. Figure 10 Figure 9 1. Spring disc washer 3.
  • Page 24 Operation Important: Do Not attempt to turn the unit WARNING while on the ramp, you may lose control and drive off the side. Loading a unit on a trailer or truck increases the possibility of backward tip-over. Avoid sudden acceleration when driving up a ramp Backward tip-over could cause serious injury and sudden deceleration when backing down a ramp.

  • Page 25: 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 26: Periodic Maintenance

    Maintenance Maintenance Service Maintenance Procedure Interval • Grease the brake brackets. Every 200 hours • Check the wheel hub slotted nut torque specifications. Every 500 hours • Check the wheel lug nuts. • Check the battery charge. Monthly • Lubricate the caster wheel hubs. •...

  • Page 27: Check Mower Blades

    Always install the original Exmark blades, blade bushings, and blade bolts as shown. Figure 11 Check Safety Interlock 1.

  • Page 28: Check Rollover Protection System (Roll Bar) Pins

    Note: If machine does not pass any of these tests, 4. Remove paper element. Check the condition do not operate. Contact your authorized EXMARK of the paper element. Replace if dirty, bent or SERVICE DEALER. damaged.

  • Page 29: Change Engine Oil

    Maintenance 6. Do Not wash or use pressurized air to clean temperature of the oil. The “HOT” level shows paper element or inner element. the level of oil when it is at 225°F (107°C). The “COLD” level shows the level of the oil when 7.

  • Page 30: Lubricate Caster Wheel Hubs

    Maintenance 2. Lubricate fittings with one to two pumps of NGLI grade #2 multi-purpose gun grease. Refer to the following chart for fitting locations and lubrication schedule. Lubrication Chart Fitting Initial Number of Service Locations Pumps Places Interval 1. Front *Yearly Caster wheel hubs...

  • Page 31: Lubricate Brake Handle Pivot

    7. Insert one bearing, one new seal into the wheel. Service Interval: Every 160 hours Note: Seals (Exmark P/N 103-0063) must be 1. Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

  • Page 32: Change Hydraulic System Filter

    Two threads (0.1 inch) or less Yearly thereafter should be showing. Note: Use only Exmark Part No. 109–4180 for 3. If more than two threads (0.1 inch) are showing summer use above 32°F (0°C) or Part No. 1–523541 remove nut and install washer (P/N 1-523157) for winter use below 32°F (0°C).

  • Page 33: Mobil Hts Grease (Or Food-Grade Anti-Seize)

    Maintenance Adjustments • Caster wheel spacer nuts. • Fuel tank bulkhead fitting nuts. Note: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and Adhesives such as “Loctite RC/609 or RC/680” or remove key before servicing, cleaning, or making any “Fel-Pro Pro-Lock Retaining I or Retaining II”...

  • Page 34: Pump Drive Belt Tension

    Maintenance 10. On left side, adjust front swivel using the locking 1. Stop engine, wait for all moving parts to stop, and nut behind the swivel until the front chain is tight remove key. Engage parking brake. and all slack is removed from linkage. Do Not lift 2.

  • Page 35: Deck Belt Tension

    Maintenance Brake Link Adjustment Check to make sure brake is adjusted properly. 1. Disengage brake lever (lever down). 2. Measure the length of the spring. Measurement should be 2 3/4 inches (7.0 cm) between washers. (Figure 18). 3. If adjustment is necessary, tighten the nut directly below the yoke and loosen the bottom nut (bottom one of the two tightened together) below the spring.

  • Page 36: Electric Clutch Adjustment

    Maintenance between the spring retainer bracket and the adjacent nyloc nut. Tighten the jam nut above the trunnion roller. 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 18) turn nut clockwise to lengthen the gap (screws rod into yoke) and turn counterclockwise to shorten the gap (screws...

  • Page 37: Motion Control Damper Adjustment

    Maintenance 1. This adjustment must be made with the drive appropriate direction until the wheels slightly wheels turning. First raise the frame and block up creep in reverse (Figure 20). Move the motion so that drive wheels can rotate freely. control lever to the reverse position and while applying slight pressure to the lever allow the 2.

  • Page 38: Adjust Seat Switch

    Maintenance to properly set the pre-load on the bearings. If disassembled, make sure the spring disc washers are reinstalled as shown in Figure 23. Figure 22 1. Motion control bracket 2. Least resistance (softest feel) 3. Medium resistance (medium feel) 4.

  • Page 39: Cleaning

    Maintenance Cleaning Remove Engine Shrouds and Clean Cooling Fins (Kohler Clean Engine Cooling Units Only) System Service Interval: Every 80 hours 1. Stop engine, wait for all moving parts to stop, and Service Interval: Before each use or daily remove key. Engage parking brake. (May be required more often in dry or dirty 2.

  • Page 40: Battery Disposal

    Maintenance 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. Swallowing electrolyte can be fatal or if it touches skin can cause severe burns. •...

  • Page 41: 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 42 Troubleshooting Problem Possible Cause Corrective Action Engine overheats 1. Engine load is excessive 1. Reduce the ground speed. 2. Oil level in the crankcase is low. 2. Add oil to the crankcase. 3. Cooling fins and air passages for the 3.

  • Page 43: Schematics

    Schematics Schematics Electrical Diagram — Kohler GREEN GREEN STRIPE GREEN/WHITE WHITE BLACK BLACK BLACK BLACK BLACK BLACK GREEN GREEN BLACK STRIPE ORANGE/BLACK GREY STRIPE GREEN/WHITE YELLOW BLUE BROWN GREEN GREEN STRIPE PINK/BLACK BLUE BROWN BLUE BLUE BLUE GREEN BLACK GREEN GREY GREEN BLUE...
  • Page 44 Schematics Electrical Diagram – Kawasaki...
  • Page 45 Schematics Hydraulic Diagram...
  • Page 46 No Claim of breach of warranty shall be cause for cancellation included with the product. or rescission of the contract of sale of any Exmark mower. All warranty work must be performed by an authorized Some states do not allow exclusions of incidental or...
  • Page 48 © 2004–2007 Exmark Mfg. Co., Inc. Part No. 4500-224 Rev. B Industrial Park Box 808 (402) 223-6300 Beatrice, NE 68310 Fax (402) 223–5489 All Rights Reserved Printed in the USA.

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