Maintenance
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Lubricate fittings with 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. Front Caster
Pivots
*0
2
Yearly
2. Jackshaft
Bearings
1
8
25 hours
3. Wheel
Bearings
1
2
25 hours
4. Tine Shaft
Bearings
1
4
25 hours
5.
Tine
Assembly Idlers
1
2
25 hours
6. Control
Pivots
1
4
50 hours
7. Belt Idler
Pivot
1
1
Yearly
8. Front Caster
Hubs
*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: Yearly
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
Figure 11
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.
9. Insert the assembled nut and axle into the wheel
on the side of the wheel with the new seal and
bearing.
10. 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.
29
Summary of Contents for ARX481CKA30000
Page 1: ...STAND ON AERATOR For Serial Nos 315 000 000 Higher Part No 4502 175 Rev A...
Page 40: ...Schematics Schematics Electrical Diagram 40...
Page 41: ...Schematics Electrical Schematic 41...
Page 42: ...Schematics Hydraulic Diagram 42...
Page 44: ...Notes 44...
Page 45: ...Service Record Date Description of Work Done Service Done By 45...
Page 46: ...46...
