Operation Manual

31MS 241 C
5.7 Chain tensioner
– Troubleshooting, b 3.2
: Turn the spur gear (2) clockwise
until the tensioner slide (1)
makes contact on the right and
the screw (3) is revealed
: Remove screw (3)
: Remove spur gear (2) and
tensioner slide (1)
: Examine the cover (1), spur gear
kit (2), tensioner slide (3) and
thrust pad (4) and replace if
necessary
– Clean all disassembled parts,
b 16
– Coat the threads and gear
wheels with STIHL multi-purpose
grease, b 16
– Reassemble parts in reverse
order
2410RA060 TG
2
3
1
42
1 3
2
2410RA061 TG
5.7.1 Quick chain
tensioner
The quick chain tensioner is built
into the chain sprocket cover.
: Unscrew screw (1) and remove
side plate (2), remove Loctite
residue if necessary
– Examine side plate, replace if
necessary
– Coat screw with Loctite before
insertion, b 16
– Install parts in reverse order
: Carefully pry out wing nut (1) at
the side (arrow)
– Check wing nut (1) and replace if
necessary
2410RA544 TG
2
1
1
2410RA062 TG
– Fold out wing nut (1)
: Push wing nut (1) into the
opening thin side (arrow) first,
then press it in until it snaps into
place
: Remove the screw (arrow)
: Remove cover plate (1) and
adjusting wheel (2)
When installing the adjusting wheel,
make certain that the teeth face the
cover plate
– Reassemble the parts in reverse
order
1
2410RA063 TG
2410RA064 TG
1
2