Valve Clearance Check - VESPA 946 E4 EMEA 2021 Manual

Engine

VALVE CLEARANCE CHECK

- Remove the cover.
- Position the engine to the TDC in compression.
- Using a feeler gauge check the valve clearance.
CAUTION
- USE THE FEELER GAUGE LATERALLY, IN LINE WITH
THE VALVES, IN ORDER TO PREVENT ACCIDENTAL
BENDING OF THE BLADE THAT MAY AFFECT THE MEAS-
UREMENTS.
Characteristic
Valve clearance (cold engine)
intake: 0.08 mm outlet: 0.08 mm
Inspecting the springs and half-cones
- Check that the upper and lower supporting spring
washers, the cotters and the oil seal show exhibit
no signs of abnormal wear. Replace a component
when worn.
N.B.
TO MEASURE WEAR LIMITS AND COUPLING CLEARANCES, SEE THE SPECIFICATIONS CHAP-
TER.
See also
ENG - 174
Vespa 946 E4-E5 EMEA-USA-ASIA (2021-)