Stihl MS 270 User Manual page 24

Attach the brake band to the bell
crank.
Push brake band into the slot in
the crankcase.
– Coat the screw with Loctite 243
– see 14.
– Fit the screw and tighten it down
firmly – see 3.5.
24
a a
b
Turns of brake spring must be
tightly against one another in the
relaxed condition. If this is not the
case, replace the brake spring.
Check correct position of
protective tube:
a = 20 mm
b = 32 mm
Hook the brake spring to the bell
crank (arrow).
2
Use assembly tool (2)
1117 890 0900 to attach the
brake spring (1) to the anchor pin.
– Fit chain brake cover.
2
1
Fit the side plate (2) over the
collar screws and push it against
the crankcase.
Fit the screw (1) and tighten it
down firmly.
– Install the clutch drum/chain
sprocket – see 5.1.
– Fit the bar, chain and chain
sprocket cover. Tighten down
nuts on the chain sprocket cover
– see 3.5.
– Check operation of chain brake
– see 5.4.1.
MS 270, MS 280
1