64 11 545 Removing and installing fan housing for heater/air conditioner (N52T, N55)

Necessary preliminary tasks: 

• Disconnect BATTERY EARTH LEAD
• Remove RIGHT/REAR SUSPENSION CROSS-BRACE

Release screws (1).

Tightening torque 12 90 4AZ .

Remove lid (2) for additional electronics box toward the top.

Fig 1: Identifying Lid Screws

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Unlock and disconnect all plug connections.

Unlatch connector housing (1 and 2) from guide of auxiliary E-box (3).

Fig 2: Locating Auxiliary E-Box Connector Housing

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Unlock plug connection (1) on automatic air recirculation control sensor (2) and disconnect.

Fig 3: Identifying Automatic Air Recirculation Control Sensor Plug Connection

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Release screws (1) on blower housing cover (2).

Lift out blower housing cover.

Fig 4: Identifying Blower Housing Cover Screws

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Release screws (1) on fan housing (2).

Unlock plug connections (3) and disconnect.

Carefully feed out fan housing (2).

Fig 5: Identifying Fan Housing Screws And Plug Connections

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