Stihl MS 261 C User Manual

128 MS 261, MS 261 C
: Squeeze the tabs (arrows)
together and pull out the manual
fuel pump (1).
– Check the fuel pump (1) and
replace it if necessary
: Check the retainer (1), push it out
of its seat and replace if
necessary.
– Reassemble in the reverse
sequence.
– Install new fuel suction hose and
new fuel return hose,
b
12.11.3
5902RA504 TG
1
5902RA513 TG
1
Installing
: Position the fuel pump (1) so that
the lug (3) points towards the
recess (arrow).
: Push the fuel pump (1) into the
retainer (2) until the tabs engage.
: Push the fuel return hose (1) onto
the long nipple (3) and the fuel
suction hose (2) onto the short
nipple (4) on the fuel pump.
– Check operation
– fuel must flow when the fuel
pump is operated.
– Reassemble all other parts in the
reverse sequence.
5902RA505 TG
1
3
2
5902RA506 TG
2
1 4
3
12.11.5 Tank Housing
– Drain the fuel tank, b
b
1
– Remove the handlebar,
b
9.6
Machines with handle and
carburetor heating,
b
9.6.1
– Remove the air guide shrouds,
b
12.4
Models with heating,
b
12.4.1,
models with manual fuel pump,
b
12.4.2
– Remove brake cable on models
with QuickStop Super,
b
5.4.2.
– Remove the stop buffer,
b
9.5
– Remove the control levers,
b
10
: Take out the screw (1).
1
5902RA514 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