EasyManuals Logo

Stihl MS 251 Manual

Stihl MS 251
114 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #65 background imageLoading...
Page #65 background image
64 MS 231, MS 231 C, MS 251, MS 251 C
: Press the frame (1) against the
rewind spring and rotate it slightly
clockwise until the spring is
properly seated.
The rewind spring may pop out and
unwind.
Carefully remove the frame and
keep it in a safe place
the frame is used as an
assembly tool for installing a
rewind spring that has popped
out and unwound.
Make sure that the
rewind spring (1) is properly seated
and the outer anchor loop is
engaged on the lug (arrow). If
necessary, push the rewind spring
fully into its seat in the fan housing.
Secure the spring so that it
cannot pop out.
Install the rope rotor, b 8.5
Reassemble all other parts in the
reverse sequence.
2310RA227 TG
1
2310RA228 TG
1
Installing unwound rewind spring
If the rewind spring has popped out,
refit it in the fan housing as follows:
Arrange the rewind spring (1) in
its original position.
: Fit the anchor loop in its
seat (arrow) in the fan housing.
: Fit the rewind spring (1)
clockwise in the housing, holding
the windings steady in the
process.
The procedure is otherwise the
same as that for installing a new
rewind spring.
2310RA230 TG
1
2310RA231 TG
1
Models with ErgoStart
Installing new rewind spring
: Check the washer (1) and
replace it if necessary.
Lubricate the replacement spring
with frame with a few drops of
STIHL special lubricant before
installing, b 14
: Position the replacement spring
with frame in the fan housing so
that the anchor loop (1) is above
the lug (2) and engages the
seat (arrow).
The procedure is otherwise the
same as that for installing a new
rewind spring on models without
ErgoStart.
2310RA223 TG
1
2310RA225 TG
1
2
All manuals and user guides at all-guides.com

Table of Contents

Other manuals for Stihl MS 251

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Stihl MS 251 and is the answer not in the manual?

Stihl MS 251 Specifications

General IconGeneral
Idle speed2800 RPM
Motor type2-stroke motor
Chain pitch1/308 \
Blade length450 mm
Product colorBlack, Grey, Orange
Motor speed (max)10000 RPM
Oil tank capacity0.2 L
Fuel tank capacity0.39 L
Engine displacement45.6 cm³
Kickback protectionYes
Engine power3 hp
Power sourceGasoline
Sound power level114 dB
Vibration emission3.9 m/s²
Sound pressure level103 dB
Weight and Dimensions IconWeight and Dimensions
Weight4900 g

Related product manuals