Technical data

240
POSSIBLE CAUSE
WORK
Float level Restore the level in the basin by bending the fuel inlet
pin thrusting reed on the float so as to have the float
parallel to the basin plane with upturned carburettor.
HIGH FUEL CONSUMPTION
H
IGH CONSUMPTION
Slackened nozzles Check the maximum and minimum nozzle locking into
their seat
Fuel pump failure Check that there is no fuel in the vacuum duct.
Inefficient starter Check: electric connections, circuit continuity, mecha-
nical sliding, and presence of power
Air filter clogged or dirty Remove the sponge, wash with water and shampoo,
then impregnate it in a 50% mixture of fuel and speci-
fic oil, the’n press it without squeezing, let it drip arrd
replace it.
POSSIBLE CAUSE
WORK
EXCESSIVE EXHAUST NOISE
E
XCESSIVE NOISE WITH EXHAUST
Cut-off valve of the secondary air device
does not work
Replace the secondary air device
Pressure inlet pipe from the secondary air
device disconnected or cracked
Replace the pipe
Reed valve of the secondary air device does
not close properly and deteriorates the rub-
ber coupling between the device and the
head pipe.
Replace the device and coupling