Stihl MS 240

81MS 240, MS 260, MS 260 C
13.3 Oil Delivery Hose
– Remove the worm, b 13.5
– Take out the screws.
: Remove the oil pump (1) and
disconnect the oil delivery hose
(arrow).
– Check the oil pump (1) and
replace if necessary
: Use a suitable tool to push the
sleeve and oil delivery hose
through the bore (arrow).
Take care not to damage the bore
(arrow).
The oil delivery hose with sleeve is
damaged during the removal
process and has to be replaced –
the new hose comes with the sleeve
already fitted.
165RA307 TG
1
165RA308 TG
: Fit the new oil delivery hose (1)
through the bore (arrow) from
outside.
– Use a suitable tool to carefully
push the oil delivery hose into the
bore until it is recessed a = 2 mm
behind the edge of the bore
(arrow).
– Reassemble all other parts in the
reverse sequence.
165RA309 TG
1
a
165RA310 TG
13.4 Non-Adjustable Oil Pump
The procedures for removing and
installing the non-adjustable oil
pump are the same as those for the
adjustable oil pump, b 13.5
Non-adjustable oil pumps cannot be
repaired and must be replaced in
the event of a fault.
This version has no driver on the
worm.
– Check the worm and replace if
necessary.
165RA311 TG
165RA312 TG