Hayter Mowers 21in Heavy-Duty Walk-Behind Rotary mower 455E - Manual (Page 17)

Maintenance
Note: Determine the left and right sides of the machine from the normal operating position.
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Maintenance Procedure
After the first 8 hours • Change the engine oil.
Before each use or daily
• Check the engine oil level.
• Inspect the mower blades for wear or damage.
• Clean under the mower housing.
Every 25 hours • Clean the foam pre-cleaner (more frequently in dusty conditions).
Every 50 hours
• Change the engine oil (more often in dusty conditions).
• Clean the blade brake clutch shield.
Every 100 hours
• Lubricate the gear case.
• Change the oil filter.
• Check the spark plug.
Every 300 hours • Replace the paper air filter (more frequently in dusty conditions).
Yearly • Clean the fuel filter.
Important: Refer to your Engine Operator’s Manual for additional maintenance procedures.
If you leave the wire on the spark plug, someone could accidently start the engine and seriously injure
you or other bystanders.
Disconnect the wire from the spark plug before you do any maintenance. Set the wire aside so that it
does not accidently contact the spark plug.
Lubrication
Lubricating the Pivot Arms
After every 50 operating hours or when the season ends,
lubricate the pivot arms.
1. Move the rear wheel cutting height levers to the
center setting.
2. Wipe the grease fittings with a clean rag (Figure 21).
Figure 21
3. Install a grease gun onto the fitting and gently apply 2
or 3 pumps of #2 multi-purpose lithium base grease.
Important: Excessive grease pressure may
damage the seals.
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