Oil pump
- Check there are no signs of wear on the oil pump
shaft or body.
- Check there are no signs of scoring or wear on
the oil pump cover.
- If you detect non-conforming measurements or
scoring, replace the faulty parts or the unit.
- Fit the pump cover in the position that permits the
crankcase fixing screws to be aligned.
- Make sure the gasket is positioned properly and
refit the pump on the engine crankcase. The pump
can only be fitted in one position. - Tighten the
screws to the prescribed torque.
- Fit the sprocket wheel with a new O-ring.
- Fit the chain.
- Fit the central screw and the belleville washer.
Tighten to the prescribed torque.
- Fit the oil pump cover by tightening the two
screws to the prescribed torque.
N.B.
FIT THE BELLEVILLE WASHER SO THAT ITS
OUTER RIM TOUCHES THE PULLEY. MAKE
SURE THAT THE PUMP TURNS FREELY.
Locking torques (N*m)
Screws fixing oil pump to the crankcase
5 - 6
Oil pump control crown screw
10 ÷ 14
Oil pump
cover screws
0.7 ÷ 0.9
Removing the oil sump
- Remove the oil filler plug, the transmission cover,
the complete driving pulley assembly with belt and
the sprocket wheel, as described in the "Trans-
mission" chapter.
- Drain the oil as described previously.
- Remove the seven screws, shown in the dia-
gram, and the two rear brake fluid pipe fixing
brackets.
- Remove the screw, the by-pass piston, the gas-
ket and centring dowels shown in the figure.
Vespa GTV 125
Engine
ENG - 61
Содержание GTV 125
Страница 4: ......
Страница 6: ......
Страница 7: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...
Страница 20: ...Characteristics Vespa GTV 125 CHAR 14 ...
Страница 21: ...INDEX OF TOPICS TOOLING TOOL ...
Страница 34: ...Tooling Vespa GTV 125 TOOL 14 ...
Страница 35: ...INDEX OF TOPICS MAINTENANCE MAIN ...
Страница 57: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...
Страница 64: ...Troubleshooting Vespa GTV 125 TROUBL 8 ...
Страница 65: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...
Страница 89: ... Refit the battery cover Vespa GTV 125 Electrical system ELE SYS 25 ...
Страница 90: ...Electrical system Vespa GTV 125 ELE SYS 26 ...
Страница 91: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...
Страница 98: ...Engine from vehicle Vespa GTV 125 ENG VE 8 ...
Страница 99: ...INDEX OF TOPICS ENGINE ENG ...
Страница 156: ...Engine Vespa GTV 125 ENG 58 ...
Страница 167: ... Remove the maximum nozzle Remove diffuser Vespa GTV 125 Engine ENG 69 ...
Страница 177: ...INDEX OF TOPICS SUSPENSIONS SUSP ...
Страница 199: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...
Страница 215: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS ...
Страница 221: ...INDEX OF TOPICS CHASSIS CHAS ...
Страница 237: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...
Страница 241: ...INDEX OF TOPICS TIME TIME ...
Страница 272: ...Rear rack LUGGAGE RACK Code Action Duration 1 004008 Luggage rack Replacement Time Vespa GTV 125 TIME 32 ...