11 52 020 Removing and installing or replacing fan clutch (N62)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 5 040 . See ENGINE- SPECIAL TOOLS .
11 5 050

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 Nut From Water Pump Using Special Tool (11 5 040) And (11 5 050)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Tighten down fan impeller using special tool 11 5 040.

Tightening torque 40 Nm.

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

Fig 2: Identifying Special Tool (11 5 040)

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws, detach fan from fan clutch.

Fig 3: Locating Fan Clutch Screws

Courtesy of BMW OF NORTH AMERICA, INC.