11 52 020 Removing and installing or replacing fan coupling (M62)

WARNING: This page is about a different variant/trim than selected.

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.

Fig 1: Removing Fan Wheel & Coupling

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Installation:

Tighten down fan wheel using special tool 11 5 040.

Tightening torque,

NOTE: When using special tool 115 040, 30 Nm on the torque wrench scale are equivalent to a tightening torque of 40 Nm.

Fig 2: Identifying Special Tool 11 5 040

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Unfasten screws and detach fan from fan coupling.

Fig 3: Removing Fan From Fan Coupling

Courtesy of BMW OF NORTH AMERICA, INC.