Stihl MS 231 User Manual

104 MS 231, MS 231 C, MS 251, MS 251 C
Machines with QuickStop Super
: Push the retainer (1) into its
seat (arrow) and hold it in
position.
: Insert and tighten down the
screw (2) firmly.
: Pass the AV spring (1) through
the opening (arrow).
: Lift the tank housing (2).
– Insert screw and tighten it down
firmly.
2
1
2310RA059 TG2310RA387 TG
1
2
: Ease the handlebar (1) sideways
and place it in the guide (arrow).
– Insert the screws and tighten
them down firmly.
: Fit the AV spring (1) in position.
: Insert and tighten down the
screw (2) firmly.
– Check position of fuel hose and
correct if necessary, b 12.11.2
2310RA159 TG
1
2310RA388 TG
2
1
: Use hook 5910 893 8800 to
remove the fuel suction hose (1)
from the fuel tank.
Do not overstretch the fuel suction
hose.
– Fit the pickup body, b 12.11.1
– Install the air guide shroud,
b 12.4
Models with manual fuel pump,
b 12.4.1
– Install the carburetor carrier,
b 12.8
– Close the tank cap.
– Reassemble all other parts in the
reverse sequence.
1
2310RA389 TG
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Stihl MS 231 Specifications

General

Power-to-Weight Ratio	2.4 kg/kW
Oilomatic Chain Pitch	3/8" P
Sound Pressure Level	103 dB(A)
Sound Power Level	114 dB(A)
Engine Power	2.0 kW
Weight	4.8 kg
Bar Length	35 cm / 40 cm
Fuel Capacity	390 cc
Chain Oil Capacity	200 ml
Vibration Level Left/Right	3.0/3.0 m/s²