Stihl MS 251 Instruction Manual - Page 95

if necessary., Screw down the high speed

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1 1 Pre-installing limiter cap 1 2310RA279 TG 2310RA277 TG 2310RA281 TG : Screw the puller (1) 5910 890 4502 about 5 turns counterclockwise into the limiter cap - left-hand thread. : Inspect the tip (arrow) and O-ring (1) for damage or wear and replace the high speed screw (H) if necessary. Do not turn the puller any further - the high speed screw (H) may otherwise be damaged. 1 1 2310RA278 TG : Screw down the high speed screw H (1) as far as stop. : Pull out the limiter cap (1). - Take out the high speed screw (H). Always install a new limiter cap. 2310RA280 TG Always install a new limiter cap. : Push the new limiter cap (1) on to the high speed screw (H) as far as the detent (arrow) - do not push fully home. The basic setting is performed through the pre-installed limiter cap with screwdriver 5910 890 2306. - Reassemble in the reverse sequence. - Carry out the basic setting, b 12.7.1 94 MS 231, MS 231 C, MS 251, MS 251 C

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94
MS 231, MS 231 C, MS 251, MS 251 C
:
Screw the puller (1)
5910 890 4502 about 5 turns
counterclockwise into the limiter
cap – left-hand thread.
Do not turn the puller any further
– the high speed screw (
H
) may
otherwise be damaged.
:
Pull out the limiter cap (1).
–
Take out the high speed screw
(
H
).
Always install a new limiter cap.
1
2310RA277 TG
2310RA278 TG
1
:
Inspect the tip (arrow) and
O-ring (1) for damage or wear
and replace the high speed
screw (
H
) if necessary.
:
Screw down the high speed
screw
H
(1) as far as stop.
2310RA279 TG
1
2310RA280 TG
1
Pre-installing limiter cap
Always install a new limiter cap.
:
Push the new limiter cap
(1) on to
the high speed screw (
H
) as far as
the detent (arrow)
– do not push fully home.
The basic setting is performed
through the pre-installed limiter cap
with screwdriver 5910 890 2306.
–
Reassemble in the reverse
sequence.
–
Carry out the basic setting,
b
12.7.1
2310RA281 TG
1