Stihl MS 362 Manual page 98

1
: Use a needle to remove the fuel
strainer (1) from the carburetor
body. Clean or replace the fuel
strainer.
– Reassemble in the reverse
sequence.
Installing
1
2
: Fit the new gasket (1) so that the
contours (arrows) match and it is
held in position by the pegs (2).
2
2
: Fit the pump diaphragm on the
gasket (1) so that the contours
(arrows) match and it is held in
position by the pegs (2).
MS 362, MS 362 C
1
– Fit the end cover (1) from below
so that the pump diaphragm and
gasket are still held in position.
: Align the end cover (1) so that the
contour (arrow) points in the
direction of the adjusting screws.
2
1
2
– Move the end cover (1) a little
until its pegs engage the holes in
the carburetor body.
– Check that the pump diaphragm
and gasket are properly seated.
: Tighten down the screw (2) firmly.
1
– Reassemble all other parts in the
reverse sequence.
12.6.4 Air Valve
Air valve shaft stiff or air valve
cannot be closed or opened
properly:
The air valve matches the end
cover. If it is damaged, the complete
end cover must be replaced.
– Carburetor troubleshooting,
b 3.6
Position of throttle shutter/air
valve
The correct position of the air valve
can be checked visually as follows.
– Throttle shutter in idle position
– air valve fully closed.
– Throttle shutter in idle position /
full throttle position – air valve
closed / wide open.
– Throttle shutter in full throttle
position – air valve wide open.
– Throttle shutter in cold start
position l
– air valve fully closed.
– Throttle shutter in warm start
position n – air valve open
about 5°.
The air valve must move freely in
both directions (open and closed)
and always return to the idle
position.
The air valve is fully closed in the
idle position.
97