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MS 290, MS 310, MS 390
English
42
Maintenance and Care
The following maintenance intervals apply for normal operating conditions only. When working under
difficult conditions (high accumulation of dust, highly resinous lumber, lumber from tropical trees, etc.)
or longer than normal each day, the specified intervals must be shortened accordingly. If you only use
the tool occasionally, extend the intervals accordingly.
B
ef
ore
s
ta
rtin
g
wo
rk
At
the
e
nd
of
w
ork
and
/or
da
ily
Whe
never ta
nk is refille
d
Wee
kly
Mont
hly
An
nuall
y
If fa
ul
ty
If
dama
ged
As
requ
ired
Complete machine
Visual inspection (condition, leaks)
X
X
Clean
X
Throttle trigger, throttle trigger lockout, choke
lever, stop switch, master control lever (dependent
on equipment)
Function test
X
X
Chain brake
Function test
X
X
Have checked by dealer
1)
X
Manual fuel pump (if present)
check
X
Have repaired by a specialist dealer
1)
X
Fuel pick-up body / filter in fuel tank
check
X
Clean, replace filter insert
X
X
replace
X
X
X
Fuel tank
Clean
X
Lubricating oil tank
Clean
X
Chain lubrication
check
X
Saw chain
Check, pay attention to sharpness
X
X
Checking the chain tension
X
X
sharpen
X
Guide bar
Check (wear, damage)
X
Clean and turn over
X
Deburr
X
replace
X
X
Chain sprocket
check
X
Air filter
Clean
X
X
replace
X