Removing Fan Coupling

REMOVING AND INSTALLING OR REPLACING FAN COUPLING





CAUTION: Left-hand threads.

- Using special tool 11 5 050 brace against pulley and unfasten cap nut from water pump using special tool 11 5 040.
- Remove fan wheel with fan coupling from water pump.





Installation Note:
- Tighten down fan wheel using special tool 11 5 040.
Tightening torque = 40-50 Nm (30-37 ft lbs).

NOTE: When using special tool 11 5 040, 30 Nm on the torque wrench scale are equivalent to a tightening torque of 40 Nm (30 ft lb).




- Unfasten screws and detach fan from fan coupling.