Oil Pump - Stihl MS 341 Shop Manual

11.2.2 Replacing
– Remove the oil tank cap.
– Drain the oil tank.
Collect chain oil in a clean container
or dispose of it properly at an
approved disposal site.
– Remove the inner side plate –
b 5.5.1 or 5.5.2.
: Use a 6 mm drift to carefully drive
the valve out of its seat and into
the oil tank.
– Remove the old valve from the oil
tank.
Reassemble in the reverse
sequence.
: Carefully insert the new valve in
the housing bore.
Check the correct installed position.
MS 341, MS 361, MS 361 C
: Use a 6 mm drift to carefully
press home the new valve from
outside until it is about 0.8 –
1.2 mm below the housing face
('a' in illustration).
Reassemble all other parts in the
reverse sequence.
11.3

Oil Pump

11.3.1 Removing and Installing
a
– Remove the clutch – b 5.4
: Pull the worm with drive spring
(arrow) out of the oil pump and off
the crankshaft stub.
: Take the drive spring off the
worm.
: Take out the screws (arrows).
– Pull the oil pump out of its seat.
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