PIAGGIO Beverly 125 Service Station Manual page 209

Beverly 125
Removal
- Loosen the two screws indicated in the figure and
remove the thermostat cover.
- Remove the thermostat with its gasket.
Check
- Visually check that the thermostat is not dam-
aged.
- Prepare a metal container with approx. 1 litre of
water.
- Immerse the thermostat, keeping it in the centre
of the container.
- Immerse the multimeter temperature probe, near
the thermostat.
- Warm up the container using the heat gun.
- Check the temperature when the thermostat
starts to open:
- Heat up until the thermostat is completely open
- Replace the thermostat if it does not work prop-
erly.
CAUTION
TO EXECUTE THE TEST CORRECTLY, MAKE SURE NEI-
THER THE THERMOSTAT NOR THE THERMOMETER
TOUCHES THE CONTAINER.
Specific tooling
020331Y Digital multimeter
020151Y Air heater
Characteristic
Thermostat check: opening travel
3.5 mm at 80°C
Thermostat check: Opening start temperature
69.5 ÷ 72.5°C
Cooling system
COOL SYS - 209