Adjustable Oil Pump - Stihl MS 240 Instruction Manual

13.5

Adjustable Oil Pump

– Troubleshooting, b 4.3
– Remove the clutch, b 6
– Remove the brake band, b 7.2
– Remove the side plate, b 7.6
1
: Remove the cover washer (1).
1
: Unscrew the worm (1) with driver
(arrow) from the oil pump.
82
2
1
: Check the worm (1) and driver (2)
and replace if necessary
2
: Remove the ring (1) and washer
(2) – only on adjustable oil pump.
: Take out the screws (arrows).
1
: Remove the oil pump and
disconnect the oil delivery hose
(arrow).
– Check the oil pump (1) and
replace it if necessary
– Inspect the oil delivery hose and
replace if necessary, b 13.3
0
If a new oil pump is installed, worms
with the number
1121 640 7100 (arrow) must also be
replaced. Worms with the number
1121 640 7102 may be used with
the new pump. (The numbers
shown are not part numbers.)
1
: Check oil suction hose
connection (arrow) and replace
hose if necessary, b 13.2
MS 240, MS 260, MS 260 C