English
L
LA
Correction of carburetor setting
for higher altitudes
If the engine runs unsatisfactorily, slight
readjustment may be necessary:
:
Check standard setting.
:
Warm up the engine.
:
Turn the low speed adjusting
screw (L) clockwise (leaner).
30
Setting idling speed
:
It is usually necessary to change the
setting of the idle speed adjusting
screw (LA) after every correction to
the low speed adjusting screw (L).
Engine stops at idle speed
:
Set to standard setting
:
Turn the idle speed adjusting screw
(LA) clockwise until the abrasive
wheel starts to run, then back off the
screw one quarter of a turn.
Abrasive wheel runs on at idle speed
:
Set to standard setting
:
Turn the idle speed adjusting screw
(LA) counterclockwise until the
abrasive wheel stops running, then
turn screw another quarter turn in
the same direction.
Erratic idling behavior,
poor acceleration
Idle setting is too lean (e.g. at cold
ambient temp.):
:
Turn the low speed adjusting
screw (L) counterclockwise - until
engine runs and accelerates
smoothly.
Spark arresting screen*
in the muffler
1
The spark arresting screen in the muffler
must be checked if the engine
performance deteriorates.
:
Remove the retaining clip (1) and
spark arresting screen (2) with
suitable pliers
:
Clean the soiled spark arresting
screen.
:
The screen must be replaced if it
is damaged or there is a severe
build-up of carbon.
:
Refit the spark arresting screen and
retaining clip
*
see "Guide to Using this Manual"
2
TS 400