28
M
M
a
a
i
i
n
n
t
t
e
e
n
n
a
a
n
n
c
c
e
e
a
a
n
n
d
d
c
c
l
l
e
e
a
a
n
n
i
i
n
n
g
g
s
s
c
c
h
h
e
e
d
d
u
u
l
l
e
e
Maintenance work
Before each use
After each use
Weekly
Monthly
Yearly
Every 100 hours
If required/damaged
At decommissioning
Functional test
9
Chain brake
Functional test
Servicing
9
Check
9
9
Clean/turn round
9
9
Guide bar
Replace
9
Check
9
Chain wheel
9
Have it replaced
Saw chain tension
9
Check
Check
9
Have it sharpened
9
Saw chain
Replace
9
Functional test
9
Throttle trigger / throttle lock-out switch /
ON/OFF switch
Have it replaced
9
Functional test
9
Cranking rope / return spring
Replace
9
Chain lubrication
9
Check
Oil tank
Clean
9
9
Check
9
Fuel and oil tank caps
9
Replace
Fuel tank
Clean
9
9
Clean
9
Fuel filter
Replace
9
Clean
9
9
Air filter
Replace
9
Check
9
9
Spark plug
e
9
9
9
Replac
Clean
9
9
Silencer
9
Replace
Check
(chain must not move)
9
9
Carburetor at idling
adjusted
Have this
9
Check
9
9
Complete machine
Clean
9
9
Check
9
9
Chain catcher
9
Replace
Check
9
9
Claw cover
9
Replace
Safety label
Replace
9