Exmark LAZER Z HP Service Interval Once Yearly, Caster Wheel Assembly, Service Interval 160 hrs

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c)Lubricate front caster pivots once a year. Remove hex plug and cap. Thread grease zerk in hole and pump with grease until it oozes out around top bearing. Remove grease zerk and thread plug back in. Place cap back on.

5.1.16Lubricate caster wheel hubs:

Service Interval: Once Yearly

a)Stop engine, wait for all moving parts to stop, and remove key.

b)Remove caster wheel from caster forks.

c)Remove seal guards from the wheel hub.

d)Remove one of the spacer nuts from the axle assembly in the caster wheel. Note that thread locking adhesive has been applied to lock the spacer nuts to the

axle. Remove the axle (with the other spacer nut still assembled to it) from the wheel assembly.

e)Pry out seals, and inspect bearings for wear or damage and replace if necessary.

FIGURE 8

CASTER WHEEL ASSEMBLY

f)Pack the bearings with a NGLI grade #1 multi-purpose grease.

g)Insert (1) bearing, (1) new seal into the wheel.

NOTE: Seals (Exmark PN 103-0063) must be replaced.

h)If the axle assembly has had both spacer nuts removed (or broken loose), apply a thread locking adhesive to (1) spacer nut and thread onto the axle with the wrench flats facing outward. Do not thread spacer nut all of the way onto the end of the axle. Leave approximately 1/8” (3 mm) from the outer surface of the spacer nut to the end of the axle inside the nut.

i)Insert the assembled nut and axle into the wheel on the side of the wheel with the new seal and bearing.

h)With the open end of the wheel facing up, fill the area inside the wheel around the axle full of NGLI grade #1 multi-purpose grease.

i)Insert the second bearing and new seal into the wheel.

j)Apply a thread locking adhesive to the 2nd spacer nut and thread onto the axle with the wrench flats facing outward.

k)Torque the nut to 75-80 in-lbs. (8-9 N-m), loosen, then re-torque to 20-25 in-lbs. (2-3 N-m). Make sure axle does not extend beyond either nut.

l)Re-install the seal guards over the wheel hub and insert wheel into caster fork. Re-install caster bolt and tighten nut fully.

IMPORTANT: To prevent seal and bearing damage, check the bearing adjustment often. Spin the caster tire. The tire should not spin freely (more than 1 or 2 revolutions) or have any side play. If the wheel spins freely, adjust torque on spacer nut until there is a slight amount of drag. Re-apply threadlocking adhesive.

5.1.17Lubricate seat switch actuator:

Service Interval: 160 hrs.

a)Stop engine, wait for all moving parts to stop, and remove key.

b)Unhook seat latch and tilt seat up.

c)Lubricate switch actuator rod with spray type lubricant or light oil.

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Contents For Serial Nos 540,000 & Higher Potential Hazard Exmark Parts PLUS→ Program Operators Manual Table of Contents Your Safety is Involved SafetySafety Alert Symbol TrainingCarbon monoxide can kill you Potential Hazard Operation Safe Zone for Mowing There is no rollover protection when the roll bar is down Maintenance and Storage For Kohler EFI Units Safety SignsPage Do not Operate Without Guard Page Specifications Tires Hydrostatic Ground Drive SystemCutting Deck Torque Requirements DimensionsUncrate Mower Install Rollover Protection System Roll BAR Assembly InstructionsLower Roll BAR Installation Upper Roll BAR Installation Service BatteryMachine is shipped with a filled lead acid battery Install Seat Install Drive WheelsInstall Canister AIR Cleaner Check Tire PressureService Engine Service Hydraulic OIL Install Motion Control LeversPosition Discharge Chute Control ARM ShaftControls Operation InstructionsMotion Control Positions Push the lever forward and down to disengage the brake Machine PRE-STARTOperating Instructions Transporting Maintenance & Adjustments Service Interval Daily Periodic MaintenanceService Interval Monthly Service Interval Daily or more often in dry conditions Blade Bolt Installation Check rollover protections systems roll bar pins Service Interval 100 hrs Kohler EFI engines only Service Interval 50 hoursService Interval 40 hr Service Interval 40 hrs Lubrication ChartService Interval Refer to chart Caster Wheel Assembly Service Interval Once YearlyService Interval 160 hrs Service Interval As Required Service Interval 80 hrsKohler EFI Fuel Line Routing Service Interval 500 hrs Service Interval After First 250 hrs Then yearly thereafterCutting Height Position AdjustmentsANTI-SCALP Roller Adjustment Self-tensioning No adjustment necessary Swivel Adjustment Spring Compression AdjustmentMule Drive Belt Adjustment Belt Guide Positioning Brake AdjustmentReverse Indicator Adjustment No adjustment necessaryThrottle Tension Motion Control Adjustment Waste Disposal Caster AdjustmentMotor OIL Disposal Battery Disposal Trouble ShootingMower Pulls Left or Right W/LEVERS Fully Forward Mower Cuts UnevenlyProblem Engine Troubleshooting TableEngine Warning Systems Electrical Diagram Kohler 23 & 27 HP AIR-COOLED Units Electrical Diagram Kohler EFI Units Hydraulic Diagram Year Limited Warranty Exmark Turf Equipment Page See EXMARK’S Complete Line of Accessories
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LAZER Z HP specifications

The Exmark LAZER Z HP is a standout zero-turn lawn mower known for its exceptional performance, durability, and user-friendly design. Ideal for both residential and commercial landscapers, this machine combines cutting-edge technology with practical features to deliver a top-notch mowing experience.

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