a diameter larger than that of the stem
body; otherwise, replace the valve.
•
Check that the valve rim thickness (E)
is within the specified values and re-
place the valve if required.
Valve rim thickness: 0.80 / 1.20 mm (0.0315 /
0.0472 in).
•
Check that the valve stem eccentricity
is within the specified values and re-
place the valve if required.
•
Fix the valve in a horizontal position, as
shown in figure, and rotate. Check the
eccentricity with a dial gauge; if neces-
sary, replace the component.
CAUTION
WHEN FITTING A NEW VALVE, ALWAYS REPLACE THE
VALVE GUIDE. IF THE VALVE IS REMOVED OR RE-
PLACED, ALWAYS REPLACE THE VALVE STEM OIL
GUARD AS WELL.
Maximum stem eccentricity: 0.010 mm (0.0004 in)
VALVE SEATS CHECK
CAUTION
THE FOLLOWING PROCEDURE APPLIES TO ALL VALVES AND VALVE GUIDES.
•
Clean off any carbon deposits from the
valve face and valve seat.
•
Check the valve seat for pitting and
signs of wear; If there are, replace the
head.
•
Observing the following indications,
check that the valve seat is within the
specified values and replace the head
if required.
1. Apply (Dykem) Prussian blue on the valve
face.
2. Fit the valve to the head.
3. Press the valve through the valve guide and
on its seat in order to leave a clear mark.
There will be no Prussian blue on the areas
Engine
PEGASO 650 STRADA - TRAIL - FACTORY
ENG - 132
Summary of Contents for PEGASO 650 STRADA
Page 1: ...SERVICE STATION MANUAL 854110 PEGASO 650 STRADA TRAIL FACTORY ...
Page 5: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Page 19: ...INDEX OF TOPICS SPECIAL TOOLS S TOOLS ...
Page 24: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Page 33: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Page 65: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Page 85: ...INDEX OF TOPICS ENGINE ENG ...
Page 86: ...Gearbox Engine PEGASO 650 STRADA TRAIL FACTORY ENG 86 ...
Page 117: ...PEGASO 650 STRADA TRAIL FACTORY Engine ENG 117 ...
Page 118: ...Engine PEGASO 650 STRADA TRAIL FACTORY ENG 118 ...
Page 169: ...Conceptual diagrams PEGASO 650 STRADA TRAIL FACTORY Engine ENG 169 ...
Page 177: ...INDEX OF TOPICS POWER SUPPLY P SUPP ...
Page 185: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Page 205: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Page 214: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS ...
Page 222: ...INDEX OF TOPICS BODYWORK BODYW ...