Stihl MS 251C User Manual

MS 251, MS 251 C
English
43
Remove shroud
N Move the Master Control Lever to
the stop position 0
N Push the front hand guard forwards
– the saw chain is blocked
N Loosen screws (1)
N Remove the shroud (2)
Refitting the shroud
N Refit the shroud and tighten the
screws
The air filter system can be adapted to
suit different operating conditions by
installing different filters. Changing the
filter is quick and simple.
Fleece filter
N Fleece filter for normal operating
conditions and dry work areas.
HD2 filter
N HD2 filter (black filter frame, pleated
filter material) for extreme wintry
conditions (e.g. powder or drifting
snow) or very dusty work areas.
If there is a noticeable loss of engine
power
N Remove the shroud – see "Shroud"
Removing the air filter
N Clean away loose dirt from around
the filter
NOTICE
Do not use tools to remove and install
the air filter – the air filter could be
damaged in the process.
N Turn air filter 1/4 turn
counterclockwise and remove in the
direction of the rear handle
N Always replace a damaged filter
Cleaning the air filter
N Knock out the filter or blow it clear
with compressed air from the inside
outwards
If knocking-out or blowing-out does not
suffice, or in the case of stubborn dirt or
stuck filter fabric, the filter must be
subjected to a thorough cleaning.
Shroud
1
1
1
2710BA003 KN
2
Air Filter System
5902BA009 KN
5902BA008 KN
Cleaning the Air Filter
1.
2710BA000 KN
2.

Stihl MS 251C Specifications

General

Brand	Stihl
Model	MS 251C
Category	Chainsaw
Language	English