Exmark 4500-620 Lawn Aerator User Manual


 
Maintenance
Maintenance
Note: Determine the left and right sides of the machine from the normal operating position.
WARNING
While maintenance or adjustments are being
made, someone could start the engine.
Accidental starting of the engine could
seriously injure you or other bystanders.
Remove the key from the ignition switch,
engage parking brake, and pull the wire(s)
off the spark plug(s) before you do any
maintenance to the unit or StandOn.
Also push the wire(s) aside so it does not
accidentally contact the spark plug(s).
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Maintenance Procedure
Before each use or daily
Inspect the StandOn.
Check for dirt/mud buildup between tire and fender.
Every 25 hours
Grease pull arm pivot.
Yearly
Grease caster wheel hub.
Lubricate the caster wheel hubs.
Periodic Maintenance
Inspect StandOn
Service Interval: Before each use or daily
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Inspect for loose hardware. Tighten any loose
hardware.
3. Inspect for wear or damage daily. Replace or
repair worn parts as needed before operating.
Check StandOn for Buildup
Service Interval: Before each use or daily
Check for dirt/mud buildup between tire and fender.
Remove buildup before operating.
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 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. Pull Arm
Pivot
1–2 1
Yearly
2. Caster
Wheel Hub
0*
1
Yearly
14