Zenoah GZ4350, Руководство оператора, Страница: 37 / 304

In order to maintain operation of the centrifugal cleaning
system it must be regularly maintained. Clean the
following components:
• The air intake on the starter.
• The fins on the flywheel.
• The space around the flywheel.
• The inlet pipe.
• The carburettor compartment.
Maintenance schedule
The following is a list of the maintenance steps that must
be performed on the product. Most of the items are
described in Maintenance on page 25
Daily maintenance Weekly maintenance Monthly maintenance
Clean the outside of the machine. Check the cooling system weekly. Check the brake band on the chain
brake for wear. Replace when less
than 0.6 mm (0.024 inch) remains at
the most worn point.
Check that the components of the
throttle trigger work safely. (Throttle
trigger lockout and throttle trigger.)
Check the starter, starter cord and
return spring.
Check the clutch centre, clutch drum
and clutch spring for wear.
Clean the chain brake and check that
it operates safely. Make sure that the
chain catcher is undamaged, and re-
place it if necessary.
Check that the vibration damping ele-
ments are not damaged.
Clean the spark plug. Check that the
electrode gap is 0,65 mm.
The bar should be turned daily for
more even wear. Check the lubrica-
tion hole in the bar, to be sure it is
not clogged. Clean the bar groove.
Lubricate the clutch drum bearing. Clean the outside of the carburettor.
Check that the bar and chain are get-
ting sufficient oil.
File off any burrs from the edges of
the bar.
Check the fuel filter and the fuel
hose. Replace if necessary.
Check the saw chain with regard to
visible cracks in the rivets and links,
whether the saw chain is stiff or
whether the rivets and links are ab-
normally worn. Replace if necessary.
Clean or replace the spark arrestor
mesh on the muffler.
Empty the fuel tank.
Sharpen the chain and check its ten-
sion and condition. Check the drive
sprocket for excessive wear and re-
place if necessary.
Clean the carburettor compartment. Empty the oil tank.
Clean the starter unit’s air intake. Clean the air filter. Replace if neces-
sary.
Check all cables and connections.
Check that nuts and screws are tight.
Check that the stop switch works cor-
rectly.
Check that there are no fuel leaks
from the engine, tank or fuel lines.
Check that the chain does not rotate
when the engine is idling.
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