Maintenance Schedule; Engine Detail; Mower Maintenance; Carburettor Adjustments - Hayter Spirit 41 Instruction Manual

MAINTENANCE SCHEDULE / MOWER MAINTENANCE

Maintenance Schedule

To prevent accidents, stop the engine and disconnect the
spark plug lead before attempting to carry out procedures
on the mower.
After the very first five hours, change the engine oil.
Follow the hourly or calendar intervals, whichever occurs first.
More frequent service will be required if working for prolonged
periods under dusty, dry conditions, when airborne debris is present
or after extensive operation cutting tall, dry grass.
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 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
Fig. 20
6
1.
2.
3.
5
1
4.
4
3
5.
2
6.
inner control cables at point of entry and exit from their
outer casting.
• 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, when air born debris is present or after
prolonged operation whilst cutting tall, dry grass.
• Replace the spark plug.

Engine Detail

Carburettor Adjustments

Never make adjustments to the carburettor or engine speed. The
carburettor was set at the factory to operate efficiently under most
conditions. Do not tamper with the governor spring, linkages,
or other parts to change the engine speed. If any adjustments
are required contact a Briggs and Stratton Authorised Service
Centre for service.
Fig. 21
Engine Start Grip
Oil Fill / Dipstick
Exhaust Guard
Spark Plug / Lead
Air Cleaner
Fuel Cap
(Refer fig.20)
10

Oil Service

Check the oil level daily before starting the engine and ensure
that the correct oil level is maintained. Refer to Assembling the
Mower Before First use for oil checking and filling instructions.
Change the engine oil after the first five hours of operation and
thereafter according to the Maintenance Schedule.
Drain the fuel by running the engine until the fuel tank is empty.
The oil must be drained from the top oil fill tube.
With engine off but still warm, disconnect the spark plug lead
and keep it away from the spark plug.
Remove the dipstick.
When you drain the oil from the top fill tube, keep the spark plug
end of the engine up. Drain the oil into an approved container.
Refill with new oil of the recommended SAE viscosity grade.
Refer to Assembling the Mower Before First use.
(Refer fig.21)