11 52 020 Removing and installing or replacing fan clutch (S62)

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: Unfastening Cap Nut From Water Pump Using Special Tool 11 5 040

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Tighten down fan wheel using special tool 11 5 040.

Tightening torque, refer to 11 52 1AZ in ENGINE - TIGHTENING TORQUES .

NOTE: When using special tool 11 5 040, 30 N.m. on the torque wrench scale is equivalent to a tightening torque of 40 N.m.

Fig 2: Identifying Special Tool 11 5 040

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws and detach fan from fan coupling.

Fig 3: Locating Fan Coupling To Fan Screws

Courtesy of BMW OF NORTH AMERICA, INC.