64 12 770 Removing and installing/replacing changeover valve for latent heat accumulator

WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, and 2001 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.

Remove left front wheel and left wheel arch trim. See 51 71 040 REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT WHEEL ARCH COVER

If necessary, remove plastic cover from valve unit

Disconnect hoses (1), unfasten hose clip (2) and pull off hoses.

Fig 1: Removing Hoses

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Pull off connectors.

Fig 2: Removing Connectors

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Slide valve unit upwards and lift forwards to remove.

Fig 3: Removing Valve Unit

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Unscrew bolt (1). Loosen screws (2).

Fig 4: Loosening Bolt & Screws

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Lift valve cover upwards to remove.

Fig 5: Removing Valve Cover

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Unfasten hose clip and pull off hoses (1, 2, and 4).

Fig 6: Removing Hoses

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Unfasten screws and pull changeover valve sideways out of hose (3).

Fig 7: Removing Changeover Valve

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Installation:

Insert dowel pins (1) into bore of bracket and screw down valve.

Installation:

After completion of repair work, bleed the latent heat accumulator,

refer to 64 12 VENTING LATENT HEAT ACCUMULATOR (LWS)

Fig 8: Inserting Dowel Pins In Bracket Bore

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