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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 465 (Heating And Air Conditioning - Repair) >> Auxiliary Heater With Control Elements >> 64 12 120 Removing and installing/replacing intake silencer for independent/auxiliary heater

64 12 120 Removing and installing/replacing intake silencer for independent/auxiliary heater

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Risk of burning!
Work on auxiliary heater may only be carried out when it has cooled down.

Necessary preliminary tasks: 

Loosen the retaining clip (1) and unscrew the silencer (2) from the connecting hose (3) in direction of arrow.

Installation note: 

If the retaining clip (1) is damaged, replace the intake silencer (2).

Fig 1: Removing Silencer From Connecting Hose
G04727850Courtesy of BMW OF NORTH AMERICA, INC.