Check Condition Of Belts; Lubricate Caster Wheel Hubs; Lubricate Grease Fittings - Exmark Lazer Z Operator's Manual

1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Check tire pressure in drive tires and pneumatic
casters.
3. Inflate drive tires and pneumatic casters to 13 psi
(90 kPa).
4. Semi-pneumatic caster tires Do Not need to be
inflated.
Note: Do Not add any type of tire liner or foam
fill material to the tires. Excessive loads created by
foam filled tires may cause failures to the hydro drive
system, frame, and other components. Foam filling
tires will void the warranty.

Check Condition Of Belts

Service Interval: Every 50 hours
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Remove left and right belt shields on deck and lift
up floor pan to inspect deck drive belt.
3. Check under machine to inspect the pump drive
belt.
Note: No adjustments are required for belt
tension.

Lubricate Grease Fittings

Note: See chart for service intervals.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lubricate fittings with one to two pumps of
NLGI grade #2 multi-purpose gun grease.
Refer to the following chart for fitting locations
and lubrication schedule.
Lubrication Chart
Fitting Initial
Locations Pumps
1
1. Deck and
Pump Idler
Pivots
2. Front
*0
Caster
Pivots
* See step 3 for special lubrication instructions on
the front caster pivots.
Number of Service
Places Interval
2
Yearly
2
*Yearly
3. 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.

Lubricate Caster Wheel Hubs

Service Interval: As required
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
1. Seal guard
2. Remove caster wheel from caster forks.
3. Remove seal guards from the wheel hub.
4. 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.
5. Pry out seals, and inspect bearings for wear or
damage and replace if necessary.
53
Maintenance
Figure 38
2. Spacer nut with wrench
flats
g006115