64 12 505 Removing and installing / replacing glow element (Thermo Top S): Installation:

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.

Cable tie (1) must be located in front of pull relief.

Fig 1: Removing Pull Relief

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Unfasten screws.

NOTE: The burner cover is welded plastically with the heater housing.
Lever out burner cover with screwdriver.

Remove old sealing compound from cover and coat with new sealing compound provided.
Observe tightening torque 64 12 7AZ in COOLING SYSTEM - TIGHTENING TORQUES - 540I .

Fig 2: Removing Burner Cover

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Remove glow element (1) and flame detector (2) from burner insert and detach together with burner cover.

Fig 3: Removing Glow Element And Flame Detector From Burner Insert

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Run wires of glow element under cable duct (3) of burner insert.

Fig 4: Installing Glow Element Wires Under Cable Duct

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