english / USA
Adjusting the Carburetor
Catalytic Converter
(With idle speed screw LD)
Standard setting
Units with a catalytic converter* may
only be operated with unleaded
gasoline and STIHL two cycle engine
oil or equivalent quality two cycle engine
oils in a mix ratio of 50:1 (see chapter
“Fuel”).
:
Check the air filter and replace if
necessary.
:
:
Start and warm up the engine.
LD +
Carefully screw the idle speed
screw (LD) down onto its seat
counterclockwise(left-handthread).
Then open it two full turns clockwise
(standard setting).
-
The catalylic converter in the muffler
reduces noxious emissions in the
exhaust gas.
Correct adjustment of the carburetor (if
adjustable) and observancen of the
specified mix ratio of gasoline and two
cycle engine oil are essential to
Engine stops when engine is idling:
Carry out standard setting
(open the LD screw two full turns)
minimize harmful exhaust emissions
and ensure a long catalyst service life.
:
Rotate idle speed screw (LD) about
one half turn clockwise until the
engine runs smoothly.
The carburetor is set at the factory to
provide an optimum fuel-air mixture
under all operating conditions.
Erratic idling behavior, poor
acceleration:
Carry out standard setting
(open the LD screw two full turns)
:
Rotate idle speed screw (LD) about
one half turn counterclockwise.
*
see “Guide to Using this Manual”
BG 46
17
| Categories | Blower Vacuum and Sweeper Manuals, STIHL Blower and Vacuum Manuals |
|---|---|
| Tags | STIHL BG 46 |
| 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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