English / USA
Adjustment for operation at high
altitude or at sea level
A slight correction of the setting may be
necessary if engine power is not
satisfactory when operating at high
altitude or at sea level:
Adjusting idle speed
Erratic idling behavior, poor
acceleration
(even though you have opened low
speed screw one quarter of a turn)
H
/4
3
L
Idle setting is too lean.
1/4
L
:
Turn the low speed adjusting screw
(L) counterclockwise until engine
runs and accelerates smoothly.
:
Check the air filter and clean it if
LA
necessary.
Warm up the engine.
It is usually necessary to change the
setting of the idle speed adjusting screw
(LA) after every correction to the low
speed adjusting screw (L).
:
At high altitude
Engine stops while idling
:
Rotate the high speed adjusting
:
Open the low speed screw (L)
counterclockwise one quarter of a
turn from max. lean setting.
screw (H) clockwise (leaner) – no
further than stop.
At sea level
Turn the idle speed adjusting screw
(LA) clockwise until chain begins to
run – then back off the screw one
quarter of a turn.
:
:
Rotate the high speed adjusting
screw (H) counterclockwise (richer)
no further than stop.
Chain runs when engine is idling
:
Open the low speed screw (L)
counterclockwise one quarter of a
turn from max. lean setting.
:
Turn the idle speed adjusting screw
(LA) counterclockwise until chain
stops running – then turn screw
another quarter turn in the same
direction.
44
MS 440, MS 440 W, MS 440 C
| Categories | Chainsaw Manuals, STIHL Chainsaw Manuals |
|---|---|
| Tags | STIHL MS 440 |
| Download File |
|
| Language | English, Español |
| Product Brand | STIHL. Stihl Inc, USA - Corporate phone: (757) 486-9100. International Support Information: http://stihl.com Email: info@stihl.com, Chainsaw |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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