19
MS 780, MS 880
5.
Saw Chain / Guide Bar
Wear work gloves
to protect your hands from injury.
:
Unscrew the hex nuts (1).
:
Remove the chain sprocket
cover (2).
:
Remove the guide bar (3) with
chain.
– Reassemble in the reverse
sequence.
5.1
Spiked Bumper / Chain
Catcher
– Remove the chain sprocket
cover,
Chain Catcher / Spiked Bumper
on Chain Sprocket Cover
:
Remove the E-clip (arrow).
– Pull off the roller (1).
1
2
3
165RA002 TG
1
216RA001 TG
:
Hold the guide lug (1) steady and
unscrew the nut (2).
:
Unscrew the nuts (arrows).
– Remove the spiked bumper (3).
Always use new self-locking nuts.
– Reassemble in the reverse
sequence.
Spiked Bumper on Crankcase
:
Take out the screw (1).
:
Remove the inner side plate (2).
1
216RA002 TG
3
2
2
1
216RA023 TG
:
Hold the nut (arrow) steady and
take out the screws (1).
– Remove the deflector (2) and
spiked bumper (3).
Always use new self-locking nuts.
– Reassemble in the reverse
sequence.
– Tightening torques,
216RA425 TG
1
3
1
2
