Exmark 4500-501 Rev A Lawn Mower User Manual


 
Maintenance
3. Remove left and right belt shields on deck and lift
up oor pan to inspect deck drive belt.
4. Check under machine to inspect the mule
drive belt. Refer to Mule Drive Belt Tension
Adjustment section in Adjustments.
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 ttings with one to two pumps of
NGLI grade #2 multi-purpose gun grease.
Refer to the following chart for tting locations
and lubrication schedule.
Lubrication Chart
Fitting
Locations
Initial
Pumps
Number of
Places
Service
Interval
1. Front
Caster wheel
hubs
*0
2
*Yearly
2. Front
Caster
Pivots
*0
2
*Yearly
3. Height
Adjustment
Shaft
Bearings
1
5 40 Hours
4. Deck
Drive Belt
Idler Arm
1 1
Yearly
5. Brake
Brackets
1 2
200 Hours
6. Mule
Drive Belt
Idler Arm
1 1
Yearly
7. Pump
Drive Belt
Idler Arm
1 1
Yearly
8. Deck
Rear Struts
1 2
40 Hours
* See step 3 for special lubrication instructions on
the front caster pivots and the Lubricate Caster
Wheel Hubs section for special lubrication
instructions on the front casters wheel hubs.
Number 6 (Mule Drive Belt Idler Arm) Located
Under Engine Frame
Number 7 (Pump Drive Belt Idler Arm) Located
Under Engine Frame
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 13
1. Seal guard 2. Spacer nut with wrench
ats
2. Remove caster wheel from caster forks.
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