Operation Manual

112 MS 241 C
12. Chain lubrication
12.1 Pickup body
Impurities gradually clog the fine
pores of the filter with minute
particles of dirt. This prevents the oil
pump from supplying sufficient oil to
the bar and chain. Always check the
oil tank and pick-up body first if
problems develop in the oil supply.
– Troubleshooting, b 3.3
– Unscrew oil tank cap and drain oil
tank
– Collect oil in a clean container,
b 1
– Clean the oil tank if necessary,
b 16
: Pull pick-up body (1) out of oil
tank with assembly hook (2)
5910 893 8800
Take care not to overextend the
suction hose.
– Pull off pickup body (1) and
examine it, replace if necessary
– Reassemble parts in reverse
order
219RA457 TG
1
2
12.2 Oil suction hose
– Unscrew oil tank cap and drain oil
tank, b 1
– Remove the clutch, b 4.2
– Remove brake band, b 5.2
– Remove oil pump, b 12.3
: Pry out oil suction hose (1) and
pull it out with pickup body
– Examine oil suction hose and
pick-up body, replace if
necessary
– Fit the pickup body, b 12.1
Installation
– Coat groove of oil suction hose
with STIHL press fluid, b 16
: Push oil suction hose (1) through
opening in housing with the pick-
up body first
2410RA346 TG
1
2410RA347 TG
1
: Orient oil suction hose (1) so that
the straight sides (arrows) rest
against the crankcase
: Push in oil suction hose (1) until
the groove is completely flush
with the hole in the crankcase
– Check position of pick-up body,
clear it with the aid of assembly
hook 5910 893 8800 if necessary
– Install oil pump, b 12.3
– Reassemble remaining parts in
reverse order
12.3 Oil pump
– Troubleshooting, b 3.3
– Remove the clutch, b 4.2
– Remove brake band, b 5.2
: Remove the washer (1)
TOP
2410RA348 TG
1