Husqvarna TrioBrake Manuel D'utilisation page 39

Maintenance schedule
The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the
Maintenance section.
Daily maintenance
Clean the outside of the machine.
Check that the components of the
throttle control work safely. (Throttle
lockout and throttle control.)
Clean the chain brake and check that it
operates safely. Make sure that the
chain catcher is undamaged, and
replace it if necessary with an
aluminium chain catcher (is available as
spare part).
The bar should be turned daily for more
even wear. Check the lubrication hole in
the bar, to be sure it is not clogged.
Clean the bar groove. If the bar has a
sprocket tip, this should be lubricated.
Check that the bar and chain are getting
sufficient oil.
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 abnormally
worn. Replace if necessary.
Sharpen the chain and check its tension
and condition. Check the drive sprocket
for excessive wear and replace if
necessary.
Clean the starter units air intake.
Check that nuts and screws are tight.
Check that the stop switch works
correctly.
Check that there are no fuel leaks from
the engine, tank or fuel lines.
On chain saws with a catalytic
converter, check the cooling system
daily.
Make sure the mechanism for the right-
hand brake operates smoothly.
MAINTENANCE
Weekly maintenance
On chain saws without a catalytic
converter, check the cooling
system weekly.
Check the starter, starter cord and
return spring.
Check that the vibration damping
elements are not damaged.
Lubricate the clutch drum bearing.
File off any burrs from the edges of
the bar.
Clean or replace the spark arrestor
screen on the muffler.
Clean the carburetor compartment. Empty the oil tank and clean the inside.
Clean the air filter. Replace if
necessary.
Clean the area under the cover for
the right-hand brake.
Monthly maintenance
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 the clutch centre, clutch drum
and clutch spring for wear.
Clean the spark plug. Check that the
electrode gap is 0.5 mm (0,020 inch).
Clean the outside of the carburetor.
Check fuel hose for cracks or other
damage. Change if necessary.
Empty the fuel tank and clean the
inside.
Check all cables and connections.
English – 39