64 53 510 Removing And Installing / Replacing Drier Flask For Air Conditioner

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW Z4, 2007 BMW Z4, 2006 BMW Z4, 2005 BMW Z4, and 2004 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Draw off refrigerant from A/C system. Refer to 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134a) .
Follow instructions on replacing dryer bottle. Refer to 64 53 ... NOTES ON REPLACING DRIER BOTTLE OR DRIER INSERT .

Installation:

Observe gap between top edge of dryer bottle (1) and top edge of holder (2):

A=30mm

Fig 1: Identifying Dryer Bottle Edge Gap
Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: If the A/C system remains open for longer than one hour, the refrigerant lines must be sealed off with seal plugs.

In event of warranty application, seal line openings with plugs of new dryer bottle.

Loosen screws (1).

Fig 2: Removing Dryer Bottle

Courtesy of BMW OF NORTH AMERICA, INC.

Detach refrigerant lines (2) in direction of arrow and press slightly to one side.

Installation:

Replace sealing rings.

Tightening torque = 20 Nm.

Release screws (3) slightly.

Pull out dryer bottle for A/C system (4) towards top.