Excessive Exhaust Noise; High Fuel Consumption; Sas Malfunctions; Transmission And Brakes - PIAGGIO Beverly 250 USA Workshop Manual

Beverly 250 USA

Excessive exhaust noise

Possible Cause
Secondary air device cut-off valve not working
Depression intake pipe of the secondary air device
disconnected or dented
Reed valve of the secondary air device does not
close correctly and wears out the rubber coupling
between the device and the head pipe

High fuel consumption

Possible Cause
Float level
Loose nozzles
Fuel pump failure
Starter inefficient
Air filter blocked or dirty.

SAS malfunctions

Possible Cause
Secondary air device cut-off valve not working
Depression intake pipe of the secondary air device
disconnected or dented
Reed valve of the secondary air device does not
close correctly and wears out the rubber coupling
between the device and the head pipe

Transmission and brakes

EXCESSIVE EXHAUST NOISE
HIGH FUEL CONSUMPTION
Restore the level in the tank by bending on the float
the thrusting reed of the petrol inlet rod so as to
have the float parallel to the tank level with the
Check the maximum and minimum nozzles are
Check that there is no fuel in the low-pressure duct
Check: electric wiring, circuit continuity, mechani-
Dismantle the sponge, wash with water and sham-
poo, then soak it in a mixture of 50% petrol and
50% of specific oil (Selenia Air Filter Oil), then
hand dry without squeezing, allow to drip dry and
A
NOMALIES IN THE SECONDARY AIR DEVICE
Operation
Replace the secondary air device
Replace the pipe
Replace the device and the coupling
Operation
carburettor inverted.
adequately fixed in their fittings
cal sliding and power supply
then reassemble.
Operation
Replace the secondary air device
Replace the pipe
Replace the device and the coupling
Troubleshooting
TROUBL - 5