Instruction Manual

Table Of Contents
12.5 Standard Setting on Carbu‐
retor1
L
233BA068 KN
Turn high speed screw (H) counterclockwise
as far as stop (no more than 3/4 turn).
Turn the low speed screw (L) carefully clock‐
wise until it is against its seat, then it back it off
a 3/4 turn.
12.6 Standard Setting on Carbu‐
retor2
L
233BA069 KN
Turn the low speed screw (L) carefully clock‐
wise until it is against its seat, then turn it back
2 full turns.
Turn the low speed screw (L) carefully clock‐
wise until it is against its seat, then turn it back
1 1/2 turns.
12.7 Adjusting Idle Speed
Carry out the standard setting.
Start and warm up the engine.
12.7.1 Engine stops while idling
Turn the idle speed screw (LA) slowly clock‐
wise until the engine runs smoothly – the cut‐
ting attachment must not rotate.
12.7.2 Cutting attachment rotates when
engine is idling
Turn the idle speed screw (LA) counterclock‐
wise until the cutting attachment stops moving
and then turn the screw another 1/2 to 1 full
turn in the same direction.
12 Adjusting the Carburetor English
0458-232-8321-F 19