Spur Sprocket, Clutch Drum - Stihl MS 380 Manual

Spur Sprocket, Clutch Drum

7
6
8
4
5
:
Use a screwdriver to remove
the E-clip (1).
:
Take off the washer (2).
:
Use circlip pliers (Special
Accessories) to remove the
circlip (4).
: Take out the screws (5).
: Remove the side plate (6) and
cover (7) with cover washer (8).
MS 380
5
12
2
1
: Remove the oil pump drive worm (9)
by rotating it clockwise while pulling
it off the pump shaft.
:
Remove the spur sprocket or clutch
drum (10) with sprocket, spur gear
(11) and needle cage (12) from the
crankshaft.
Check serviceability of spur gear
and worm. Replace any worn or
damaged parts.
Install in the reverse sequence:
:
10
:
11 9
:
:
:
:
:
:
Clean the stub of the crankshaft and
needle cage and lubricate with
STlHL grease (Special
Accessories).
Push the needle cage, spur
sprocket and clutch drum with spur
gear onto the crankshaft.
Engage the oil pump drive worm by
rotating it counterclockwise while
pushing it onto the pump shaft.
Lubricate the worm and spur gear
with STlHL grease (Special
Accessories).
Fit the cover, cover washer and side
plate, fit screws and tighten down
firmly.
Install the circlip on the spur
sprocket – each end of the ring must
locate on the top of a tooth.
Replace the rim sprocket (3)
with cavities facing outward.
Fit the washer and E-clip on the
crankshaft.
English
37