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11 52 020 Removing and installing or replacing fan coupling (M62) 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: Tighten down fan wheel using special tool 11 5 040. Tightening torque, refer to Technical Data 11 52 1AZ Note: When using special tool 11 5 040, 30 Nm on the torque wrench scale are equivalent to a tightening torque of 40 Nm. Unfasten screws and detach fan from fan coupling. RA Removing and installing or replacing fan coupling (M62) BMW AG - TIS 23.05.2008 21:01 Issue status (01/2005) Valid only until next CD is issued Copyright Page - 1 -
"Viscous Fan - RA Removing and installing or replacing fan coupling "