English / USA
Standard Setting
Fine Tuning for Operation at High
Altitude or at Sea Level
A slight correction of the setting of the
high speed screw (H) may be necessary
if engine power is not satisfactory when
operating at high altitude, at sea level or
after changing the cutting tool.
Adjusting Idle Speed
:
:
:
Shut off the engine.
Mount the CombiTool.
It is usually necessary to change the
setting of the idle speed screw (LA)
after every correction to the low speed
screw (L).
Check the air filter and clean or
replace as necessary.
:
Warm up the engine for about 3
minutes.
:
:
Turn high speed screw (H)
3
counterclockwise (max. /4 turn) as
:
:
Carry out standard setting.
far as stop.
Engine stops while idling
Warm up engine for about 3 minutes
Carefully screw the low speed
screw (L) down onto its seat. Then
open it one full turn counter-
clockwise.
:
Turn idle speed screw (LA) slowly
clockwise until the engine runs
smoothly – the tool must not move.
at full throttle.
Rule of thumb
Turn high speed screw (H) about 1/4
Start and warm up the engine.
CombiTool moves when engine is
idling
:
:
turn for every 3300 ft (1000m)
change in altitude.
Adjust idle speed with the idle speed
screw (LA) so that the tool does not
move.
:
Turn idle speed screw (LA) counter-
At high altitude
clockwise until the tool stops moving
and then turn the screw about
:
Turn high speed screw (H) clock-
1
direction.
another / to 1 turn in the same
wise (leaner) no further than stop.
2
At sea level
Erratic idling behavior, engine stops
even though setting of LA screw is
correct, poor acceleration
:
Turn high speed screw (H) counter-
clockwise (richer) no further than
stop.
Idle setting too lean:
Turn low speed screw (L)
1
Maximum engine speed is normally
reached with the standard setting in
each case.
:
counterclockwise (about /4 turn)
until the engine runs and
accelerates smoothly.
*
see "Guide to Using this Manual"
KM 55
21
| Categories | Multi-Task Kombi Equipment Manuals, Stihl Kombi Equipment Manuals |
|---|---|
| Tags | STIHL KM 55 |
| 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, Blower Vacuum |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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