Heavy Growth; Friction Disc; Non-Grassed Areas; Maintenance Schedule - Hayter Harrier 41 series Owner's Handbook Manual

OPERATING THE MOWER / MAINTENANCE SCHEDULE

Heavy Growth

Areas of heavy growth should be mown without
height of cut setting. Allow the grass clippings to dry
and mow the area again as necessary until the required
To prevent damage to your lawn do not remove more
than one third of grass height in one cut.

Friction Disc

The cutterblade is driven by the engine via a friction
disc to help prevent damage occurring to the engine
crankshaft and cutting mechanism when a hidden
obstruction or overload is encountered.
Always stop the engine when a hidden obstruction
or excessive vibration is encountered. Disconnect the
spark plug lead and examine the cutting mechanism.
ALWAYS replace a damaged cutterblade - Refer to
"Maintenance".
Non Grassed Areas
When moving the mower across non-grassed areas, stop
cut to protect the cutting mechanism.

Maintenance Schedule

Follow the hourly or calendar intervals, whichever occurs
prolonged periods under dusty, dry conditions, or when
cutting tall, dry grass.
First 5 Hours
- Adjust the autodrive clutch cable, if necessary.
Daily
- Check the oil level
- Clean the underside of the deck housing.
- Check the condition of guards and safety devices.
- Check condition of cutterblade.
- Check condition of grassbag and ensure airways are
25 Hours Or Every Season
- Change the engine oil if continuously operating under
heavy load or high ambient temperature.
- Service the air cleaner.
- Lubricate wheels, pivot points and linkages and grease
their outer casing.
3
2
4
1 5
9
6
8
7
10
- Check the clutch cable adjustment.
- Sharpen the cutterblade.
50 Hours Or Every Season
Change the engine oil.
100 Hours Or Every Season
- Clean the engine cooling system. Clean more often
under dusty conditions or when airborne debris is
present or after prolonged operation whilst cutting tall,
dry grass.
- Replace the spark plug.
Engine Detail
1. Air Cleaner
4. Cover
9. Carburettor