- Insert the shaft, with bearings, into its housing by
pushing and turning it at the same (turn anticlock-
wise for tightening)
- Turn it rapidly to the end of the threading.
- Should this operation prove difficult, do not carry
on; instead, start over by reheating the crankcase
N.B.
FAILURE TO OBSERVE THIS RULE MAY RESULT IN DAM-
AGE TO THE THREAD OF THE COPPER INSERT ON THE
IMPELLER, OR SEPARATION OF THIS FROM THE IMPEL-
LER ITSELF.
Specific tooling
020169Y
Tool for removing and installing water
pump shaft
Using the air heater, warm up the water pump
bearing housing, without directing the air flow di-
rectly against the oil seal
- Lubricate the end of the water pump shaft on the
oil seal side, using the recommended product.
Recommended products
Lithium-based grease
Lithium-based grease,
suitable for various uses.
Yellow grease ISO L-X-BCHA 3 - DIN 51 825 K3K
-20
Thermostat
Removal
To remove the thermostat, proceed as follows:
- Disconnect the cooling pipe from the engine big
end, partially emptying the system.
- Remove the cylinder head .
- Unscrew and remove the screws fastening the
thermostat.
Cooling system
NRG 50
COOL SYS - 222
Summary of Contents for NRG 50
Page 1: ...MANUALE STAZIONE DI SERVIZIO 1Q000696 NRG 50...
Page 4: ......
Page 6: ...INDEX OF TOPICS PRE DELIVERY PRE DE...
Page 10: ...INDEX OF TOPICS TECHNICAL DATA DT...
Page 19: ...INDEX OF TOPICS TOOLING TOOL...
Page 30: ...INDEX OF TOPICS MAINTENANCE MAIN...
Page 43: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL...
Page 45: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS...
Page 75: ...C42 Rear left turn indicator Ground NRG 50 Electrical system ELE SYS 75...
Page 76: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE...
Page 94: ...the upper side fairings the complete silencer Engine from vehicle NRG 50 ENG VE 94...
Page 95: ...INDEX OF TOPICS ENGINE ENG...
Page 156: ...INDEX OF TOPICS SUSPENSIONS SUSP...
Page 191: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS...
Page 215: ...INDEX OF TOPICS COOLING SYSTEM COOL SYS...
Page 225: ...INDEX OF TOPICS CHASSIS CHAS...