English / USA
Standard Setting
Adjusting Idle Speed
Engine stops while idling
Fine Tuning for Operation at High
Altitude or at Sea Level
:
:
Shut off the engine.
Inspect cutting blades and clean if
necessary (clean, move freely, not
warped).
:
Low speed screw (L) must be one
turn open.
H
3/4
L
1
:
Turn idle speed screw (LA) slowly
clockwise until the engine runs
smoothly – cutting blades must not
run.
:
:
Check the air filter and clean or
replace if necessary.
Turn high speed screw (H)
counterclockwise (max. 3/4 turn) as
LA
Cutting blades run when engine
far as stop.
is idling
:
Carefully screw the low speed
screw (L) down onto its seat. Then
open it one turn counterclockwise
:
Turn idle speed screw (LA) slowly
counterclockwise until cutting
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 or at sea level.
blades stop running and then turn
Start and warm up the engine.
the screw about another /2 to 1 turn
1
:
:
in the same direction.
Adjust idle speed with the idle speed
screw (LA) so that the cutting
blades do not run.
At high altitudes
Erratic idling behavior, poor
acceleration
:
Turn the high speed screw (H)
clockwise (leaner) no further than
stop.
(although low speed screw is one turn
open)
Idle setting too lean:
At sea level
:
Turn low speed screw (L)
:
Turn the high speed screw (H)
counterclockwise (richer) no further
than stop.
counterclockwise until the engine
runs and accelerates smoothly.
It is usually necessary to change the
setting of the idle speed screw (LA)
after every correction to the low speed
screw (L).
HL 45
19
| Categories | Hedge Trimmer Manuals, STIHL Hedge Trimmer Manuals, Trimmer Manuals |
|---|---|
| Tags | STIHL HL 45 |
| 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, Auger |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)