Husqvarna 450 Rancher Manual De Usuario página 22

Daily maintenance
Do a check of the throttle trigger and
throttle trigger lockout. Refer to
do a check of the throttle trigger and
throttle trigger lockout on page 23 .
Make sure that there is no damage
on the vibration damping units.
Clean and do a check of the chain
To do a check of the
brake. Refer to
chain brake on page 23 .
Do a check of the chain catcher. Re-
To do a check of the chain
fer to
catcher on page 24 .
Turn the guide bar, do a check of the
lubrication hole and clean the groove
in the guide bar. Refer to
check of the guide bar on page 30 .
Make sure that the guide bar and
saw chain are getting sufficient oil.
Do a check of the saw chain. Refer to
To examine the cutting equipment on
page 30 .
Sharpen the saw chain and do a
check of its tension. Refer to
sharpen the saw chain on page 27 .
Do a check of the chain drive sprock-
To do a check of the spur
et. Refer to
sprocket on page 30 .
Clean the air intake on the starter.
Make sure that nuts and screws are
tightened.
Do a check of the stop switch. Refer
To do a check of the start/stop
to
switch on page 24 .
Make sure that these are no fuel
leaks from the engine, tank or fuel
lines.
Make sure that the saw chain does
not rotate when the engine is at idle
speed.
Make sure that there is no damage
on the right hand guard.
Make sure that the muffler is correct-
ly attached, has no damages and
that no parts of the muffler are miss-
ing.
22
Weekly maintenance
Do a check of the starter, starter rope
To
and return spring.
Lubricate the needle bearing. Refer
To lubricate the needle bearing on
to
page 30 .
Remove burrs from the edges of the
guide bar. Refer to
the guide bar on page 30 .
Clean or replace the spark arrester
screen on the muffler. Refer to
a check of the muffler on page 24 .
Clean the carburetor area.
To do a
Clean or replace the air filter. Refer
To clean the air filter on page 26 .
to
Clean between the cylinder fins.
To
Monthly maintenance
Do a check of the clutch centre,
clutch drum and clutch spring.
Clean the spark plug. Refer to
a check of the spark plug on page
26 .
Clean the external parts of the carbu-
To do a check of
retor.
Do a check of the fuel filter and the
To do
fuel hose. Replace if necessary.
Do a check of all cables and connec-
tions.
Empty the fuel tank.
Empty the oil tank.
To do
1286 - 012 - 08.03.2023