Specifications

If there is a noticeable loss of engine power
Dirty air filers reduce engine power increase fuel consumption and make starting more difficult.
Remove the filter from the cover and inspect it - if it is dirty or damaged, clean the filter or fit a new
one.
Install the main filter and prefilter elements in the filter cover.
Fit the cover on the filter base and tighten it down firmly.
Turn choke knob to
Release the screws (1) and pull off the filter cover (2).
Carburetor
General lnformation
Standard Setting
Carburetor with limiter caps
Carburetor without limiter caps
Your carburetor comes from the factory with a standard setting.
This setting provides an optimum fuel-air mixture under most operating conditions.
The high speed screw alters the engine's power output and the maximum off-load engine speed.
If the setting is too lean there is a risk of engine damage due to insufficient lubrication and overheating.
Shut off the engine.
Shut off the engine.
Carefully screw both adjusting screws down onto
their seats (clockwise).
Open the high speed screw (H) one full turn.
Open the low speed screw (L) one full turn.
Screw down the high speed screw (H) and low speed
screw (L) counterclockwise as far as stop (no more
than 1/4 turn).
Adjusting IdIe Speed
Engine stops while idling
Erratic idling behavior, poor acceleration
Carry out standard setting on low speed screw.
Carry out standard setting on low speed screw.
It is usually necessary to change the setting of the idle
speed screw (LA) after every correction to the low speed screw (L).
CHOKE
LA
Turn the idle speed screw (LA) clockwise until
the engine runs smoothly.
Turn low speed screw (L) counterclockwise until
the engine runs and accelerates smoothly.
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