Stihl MS 440 Service Manual page 22

1
3
: Position the bearing boss of the
hand guard (1) against the pivot
pin and fit the other side over the
housing.
: Position the bell crank (2) against
the pivot pin.
: Lightly press the cam lever (3)
down, pressing the hand guard
and bell crank onto the pivot pins
at the same time.
– Tighten the hand guard screw –
b 3.5
: Check that the cam lever is
correctly positioned on the sliding
surface (arrow) of the bearing
boss.
MS 440, MS 440 C
2
: Secure the bell crank with the
E-clip (arrow).
– Coat the brake band with chain
oil to protect it against corrosion
and to soften the "hard blow" of
the brake when braking for the
first few times.
: Hook the brake band into the bell
crank (arrow).
– Route the brake band round
behind the stubs on the
crankcase.
: Push the brake band into the slot.
– Turn the screw in with Loctite –
b 16.
– Tighten down the screw – b 3.5
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 the
protective tube
a = 20 mm (0.79 in)
b = 32 mm (1.26 in)
21