MAINTENANCE
Needle bearing lubricationCooling system
The clutch drum has a needle bearing on the output shaft. To keep the working temperature as low as possible the
This needle bearing must be lubricated regularly (once a machine is equipped with a cooling system.
week). When lubricating, remove the clutch cover by
The cooling system consists of:
loosening the two bar nuts. Lay the saw on its side with the
clutch drum upwards.1 Air intake on the starter.
Lubrication involves engine oil dripping into the centre of the 2 Air guide plate.
clutch drum as it rotates.
3 Fins on the �ywheel.
4 Cooling Ţns on the cylinder.
5 Cylinder cover (directs cold air over the cylinder).
5
4
3
Adjustment of the oil pump2
1
Clean the cooling system with a brush once a week, more
often in demanding conditions. A dirty or blocked cooling
The oil pump is adjustable. Adjustments are made by turning
system results in the machine overheating which causes
the screw using a screwdriver or combination spanner. The
damage to the piston and cylinder.
machine is supplied from the factory set to 1 turn open.
Turning the screw clockwise will reduce the oil �ow and
turning the screw anti-clockwise will increase the oil �ow.�Air Injection� centrifugal cleaning
Centrifugal cleaning means the following: All air to the
carburettor passes through the starter. Dirt and dust is
centrifuged out by the cooling fan.
Recommended settings:
Bar -15":1 turn from the closed position.
Bar 15" -18": 2 turns from the closed position.IMPORTANT! In order to maintain operation of the centrifugal
cleaning system it must be regularly maintained. Clean the air
Bar 18" -24": 3 turns from the closed position.
intake to the starter, the Ţns on the �ywheel, the space around
Bar 24" -:4 turns from the closed position.
the �ywheel, inlet pipe and carburettor compartment.
WARNING! The engine must not be running Winter use
when making adjustments.
Running problems can occur when using the machine in the !
cold and snowy conditions caused by:
Y Too low engine temperature.
Y Icing of the air Ţlter and carburettor.
Special measures are therefore often required:
Y Partly mask the air inlet on the starter to increase the
working temperature of the engine.
36 � English |
ACEC
