Stihl MS 440 - Chain Tensioner

22 MS 440, MS 440 C
: Hook the brake spring into the
slot on the bell crank (arrow).
VA
176RA047
: Use the assembly tool (2)
1117 890 0900 to attach the
brake spring (1) to the anchor pin.
VA
176RA048
1
2
–Fit the cover.
: Turn in the screws (arrows) and
tighten them down – b 3.5
– Fit the clutch drum / chain
sprocket – b 5.1
VA
175RA002
: Slide the side plate (2) onto the
collar screws and position it
against the crankcase.
: Insert the screw (1) and tighten it
down.
– Fit the guide bar and chain
VA
138RA004
1
2
sprocket cover, then tighten
down the nuts on the chain
sprocket cover – b 3.5
– Check correct operation of the
chain brake – b 5.4.1
– Remove the inner side plate –
b 5.4.2
: Use a screwdriver to turn the spur
gear clockwise until tensioner
slide (1) butts against the thrust
pad (2).
VA
176RA052
2
1
: Remove the retainer (1).
: Take out the screw (2).
VA
176RA053
1
2
: Remove the cover plate.
VA
176RA054
5.5 Chain Tensioner