Stihl MS 231 User Manual

10 MS 231, MS 231 C, MS 251, MS 251 C
Condition Cause Remedy
QuickStop Super
Coasting brake does not disengage
even though lockout lever is
depressed
Brake cable stretched Readjust brake cable
Brake cable disconnected or
broken
Reconnect or replace brake cable
QuickStop Super
Coasting brake does not disengage
properly even though lockout lever
is depressed
Too much free travel on lockout
lever
Adjust brake cable
QuickStop Super
Braking action of coasting brake
inadequate – lockout lever not
depressed
Brake cable overtensioned Adjust brake cable
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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