Stihl MS 261 C User Manual

96 MS 261, MS 261 C
11.3 Oil Pump
– Troubleshooting,
b
3.3
– Remove the clutch,
b
4
– Remove the brake band,
b
5.2
: Remove the washer (1).
: Pull the worm (1) with drive
spring (2) out of the oil pump.
: Check the spring (1) and
worm (2) and replace if
necessary.
TOP
5902RA355 TG
1
5902RA356 TG
1
2
5902RA357 TG
1
2
: Pull off the oil suction hose (1).
: Take out the screws (2).
: Pull off the oil pump (1), check
and replace if necessary.
: Fit a new sealing ring (1).
Always use a new sealing ring.
1
5902RA364 TG5902RA358 TG
2
1
2
5902RA359 TG
1
Installing
Check that sealing ring is fitted.
: Position the oil pump (1) so that
its rear nipple engages the
sealing ring.
: Insert and tighten down the
screws (2) firmly.
– Push the worm fully home.
: Position the oil suction hose (1)
so that the lugs (arrows) are in
alignment.
: Push the oil suction hose (1) onto
the nipple.
5902RA360 TG
2
1
2
1
5902RA362 TG

Stihl MS 261 C Specifications

General

Displacement	50.2 cm³
Powerhead Weight	4.9 kg
Sound pressure level	103 dB(A)
Sound power level	116 dB(A)
Vibration level (left/right)	3.5/3.5 m/s²
Bar Length	40 cm (16 in.)
Fuel Capacity	500 cc
Oil Capacity	270 ml (9.1 oz.)
Chain pitch	3/8"
Engine Power	3.0 kW