Grassbag; Collection Without Grassbag; Heavy Growth; Blade Brake Clutch - Hayter Harrier 48 / 56 BBC Owner's Handbook Manual

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OPERATING THE MOWER / MAINTENANCE SCHEDULE

Grassbag

Raise the rear de ector and lift the grassbag and lower the
rear de ector to rest against the rear of the mower.
To empty the grassbag, pour out the grass clippings and
shake the grassbag vigorously to clean the airways.
Good grass collection depends on good air ow through
the grassbag.
When collecting grass clippings it is important that the
grassbag is emptied regularly to prevent blockages and
engine overloading. (Refer g.21)

Collection Without Grassbag

Remove the grassbag and operate the mower with the rear
de ector in the closed position. (Refer g.22)

Heavy Growth

Areas of heavy growth should be mown without collecting
the clippings.
If collection is required, rst mow the area without the
grassbag at the maximum height of cut setting.
Allow the grass clippings to dry out and then mow
the area at the maximum height of cut setting with the
grassbag tted.
Reduce the height of cut and mow the area again as
necessary until the required nish is obtained.
To prevent damage to your lawn do not remove more than
one third of grass height in one cut. (Refer g.23)
Fig. 22
Fig. 21

Blade Brake Clutch

A device in the blade brake clutch helps minimise damage
to the cutting mechanism when a hidden obstruction or
overload is encountered. When the obstruction or overload
is removed, the device will automatically reset. (Refer
g.24)
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 & Storage".
Non Grassed Areas
When moving the mower across non-grassed areas, stop
the cutterblade and set the mower to the maximum height
of cut to protect the cutting mechanism.

Maintenance Schedule

Follow the hourly or calendar intervals, whichever occurs
rst. More frequent service will be required if working for
prolonged periods under dusty, dry conditions, or when
airborne debris is present or after extensive operation cutting
tall, dry grass.
First 5 Hours
- After the very rst ve hours change the engine oil
- Adjust the autodrive clutch cable
Fig. 23
Fig. 24
11
Daily
- Check the oil level
- Remove grass debris from around the engine, exhaust/
exhaust guard, air ways in the top cowl, underside of the
deck housing and from the grassbag and check for signs
of damage.
- Check the condition of guards and safety devices.
- Check condition of cutterblade.
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
the inner control cables at point of entry and exit from
their outer casing.
- 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.

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