English / USA
Checking the Spark Plug
Adjusting Idle Speed
Engine stops while idling
Erratic idling behavior, poor
acceleration
:
Carry out standard setting with the
:
Standardeinstellung an der
Leerlaufstellschraube (L)
vornehmen
low speed screw (L).
Idle setting too lean:
:
Turn the low speed screw (L)
counterclockwise until the engine
runs and accelerates smoothly.
:
Turn the idle speed screw (LA)
clockwise until the engine runs
smoothly – the drilling spindle must
not rotate.
It is usually necessary to change the
setting of the idle speed screw (LA)
after every correction to the low speed
screw (L).
Drilling spindle rotates when engine
is idling
Fine tuning the carburetor for
operation at high altitude
A slight correction may be necessary if
the engine does not run satisfactorily:
:
Turn the idle speed screw (LA)
counterclockwise until the drilling
spindle stops rotating – then turn the
screw about another half to one full
turn in the same direction from that
position.
:
:
:
Check the standard setting.
Warm up the engine.
Wrong fuel mix (too much engine oil in
the gasoline), a dirty air filter and
Turn the high speed screw (H)
clockwise (leaner).
unfavorable running conditions (mostly
at part throttle etc.) affect the condition of
the spark plug. These factors cause
deposits to form on the insulator nose
which may result in trouble in operation.
BT 120 C
21
| Categories | Auger Drill Manuals, Stihl Auger Drill Manuals |
|---|---|
| Tags | STIHL BT 120 C |
| Download File |
|
| Document Type | Operator's Manual |
| Language | English, Español |
| Product Brand | STIHL. Stihl Inc, USA - Corporate phone: (757) 486-9100. International Support Information: http://stihl.com Email: info@stihl.com, Auger |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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