Loading ...
Loading ...
Loading ...
4. Remove the yellow cap (A) from the oil drain valve
(B).
A
C
B
5. Install the oil drain tube (C) to the oil drain valve.
6. Put a container below the engine to collect the
engine oil and put the other end of the oil drain tube
into the container.
7. Push in and turn the oil drain valve counterclockwise
to unlock it.
8. Pull out on the drain valve to open it.
9. Let the engine oil drain into the container.
10. Push in and turn the oil drain valve clockwise to
close and lock it.
11. Remove the oil drain tube.
12. Install the yellow cap.
13. Fill with new oil in the oil filler tube and do a check
of the engine oil level. Refer to
To do a check of the
engine oil level on page 27
.
14. Install the oil tank cap and dipstick.
Note:
For safe disposal of used engine oil, refer to
Disposal on page 35
.
To replace the engine oil filter
WARNING:
Use protective gloves. If
you spill engine oil on your body, clean with
soap and water.
1. Drain the engine oil from the oil tank. Refer to
To
replace the engine oil on page 27
.
2. Turn the engine oil filter counterclockwise to remove
it.
3. Lightly lubricate the rubber seal on the new oil filter
with new engine oil.
4. To install the new oil filter, turn it clockwise until
the rubber seal fits correctly, then tighten a half turn
more.
5. Fill the oil tank with new engine oil. Refer to
To
replace the engine oil on page 27
.
6. Start the engine and let it operate at idle speed for 3
minutes.
7. Stop the engine and make sure that there is no oil
leakage from the oil filter.
Note: If the there is oil leakage, tighten the oil filter
again.
8. Fill the oil tank with more engine oil to replace the
engine oil that the new oil filter has absorbed.
To clean the air filter
The engine will not run satisfactorily with a dirty air filter.
Clean the air filter more frequently in dusty conditions.
To clean the air screen
Note: The air screen must be kept free of dirt to
prevent engine damage caused by overheating.
• Clean the air screen with a wire brush or
compressed air to remove dirt.
To do maintenance on the engine cooling
system
Note: A blocked grass screen, dirty or full cooling fins,
and/or removed blower housing, and so on, can make
the engine too hot and cause engine damage.
• Make sure that the grass screen, the cooling fins,
and other external surfaces of the engine are clean
at all times.
• After each interval of 100 hours of operation (more
often in extremely dusty and dirty conditions),
remove the blower housing and other parts of the
engine cooling system. Clean the cooling fins and
external surfaces as necessary. Make sure that the
engine cooling system parts are installed correctly.
To replace the spark plugs
The spark plug type and clearance (gap setting) are
shown in
Technical data on page 36
.
• Replace the spark plugs at the start of each cutting
season or after each interval of 100 hours of
operation.
To replace the in-line fuel filter
Note:
Replace the in-line fuel filter every year at
minimum.
28 1720 - 004 - 22.09.2023
Loading ...
Loading ...
Loading ...