English / USA
Spark Arresting Screen in
Muffler
At high altitudes
Tool moves when engine is idling
The spark arresting screen is an option
that is not fitted in all machines.
:
Turn the high speed screw (H)
clockwise (leaner) no further than
stop until there is no noticeable
increase in engine speed.
:
Turn idle speed screw (LA) slowly
counterclockwise until tool stops
moving and then turn the screw
about another 1/2 to 3/4 turn in the
same direction.
:
If the engine is low on power, check
the spark arresting screen in the
muffler.
At sea level
:
Wait for muffler to cool down.
:
Turn the high speed screw (H)
Erratic idling behavior, engine stops
even though setting of LA screw is
correct, poor acceleration
counterclockwise (richer) no further
than stop until there is no noticeable
increase in engine speed
1
It is possible that maximum engine
speed will already be reached with
the standard setting in each case.
Idle setting too lean:
Turn low speed screw (L)
counterclockwise until the engine
runs and accelerates smoothly.
:
Adjusting Idle Speed
Erratic idling behavior
Idle setting too rich:
:
:
Move slide control to STOP-O.
Remove the screw (1).
It is usually necessary to change the
setting of the idle speed screw (LA)
after every correction to the low speed
screw (L).
:
Turn low speed screw (L) clockwise
(no further than stop) until the
engine runs and accelerates
smoothly.
:
Warm up engine
Engine stops while idling
:
Turn idle speed screw (LA) slowly
clockwise until the engine runs
smoothly – tool must not move.
3
2
2
:
:
Remove the screws (2).
Lift away the shroud (3).
KM 90, KM 90 R
23
| Categories | Multi-Task Kombi Equipment Manuals, Stihl Kombi Equipment Manuals |
|---|---|
| Tags | STIHL KM 90 |
| 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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