ENGLISH
32
MAINTENANCE WORK ON CHASSIS AND ENGINE
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– Now, pull the cable disc approx. 5 mm (0.1968 in) outward and turn it
until the throttle valve can be lifted out of the carburetor and detach the
rollers
[1]
at the throttle valve.
– Take the throttle valve together with the 4 rollers
[2]
and the valve paddle
out of the carburetor.
Note: When you turn the cable disc, it must not be blocked by the stop screw
(see photo). Otherwise, pull the shaft further outward.
– Turn the carburetor around, remove the 3 screws and remove the cover of
the accelerator pump.
Note: When dismounting the cover, watch out for the spring and the sealing
rings as they may get lost easily.
– Remove the 2 sealing rings, the spring and the diaphragm from the pump
housing.
– Remove the screw and dismount the float chamber.
– Unhitch the push rod
[3]
of the accelerator pump and dismount it.
– Take the plastic part
[4]
off the needle jet.
– Loosen the screw
[5]
, pull out the float hinge pin
[6]
and dismount the
float together with the float needle valve.
– Remove the screw
[7]
and use pliers to carefully extract the seat of the
float needle valve from the carburetor.
– Turn out the idling jet
[8]
, the starting jet
[9]
and the needle jet together
with the main jet
[10]
.
– Turn in the mixture control screw
[11]
down to the stop, count the num-
ber of turns and write it down.
– Turn out the mixture control screw and dismount it together with the
spring, the washer, and the O-ring.
Note: The spring, the washer, and the O-ring will usually remain in the bore.
These parts can be removed with the help of compressed air.
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