Maintenance
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
NGLI grade #2 multi-purpose gun grease.
Refer to the following chart for fitting locations
and lubrication schedule.
Lubrication Chart
Fitting
Locations
Initial
Pumps
Number of
Places
Service
Interval
1. Deck and
Pump Idler
Pivots
1
2
Yearly
2. Front
Caster
Pivots
*0
2
*Yearly
* See step 3 for special lubrication instructions on
the front caster pivots.
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.
Figure 23
1.
Seal guard
2.
Spacer nut with wrench
flats
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.
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. Do
Not thread spacer nut all of the way onto the end
of the axle. Leave approximately 1/8 inch (3 mm)
from the outer surface of the spacer nut to the
end of the axle inside the nut.
33
Summary of Contents for 000 & Higher
Page 1: ...LAZER Z MODELS For Serial Nos 790 000 Higher Part No 4500 471 Rev A...
Page 49: ...Schematics Hydraulic Diagram 49...
Page 51: ...Notes 51...
Page 52: ...Notes 52...
Page 53: ...Service Record Date Description of Work Done Service Done By 53...
Page 54: ...54...
Page 55: ...55...