51 21 140 Removing and installing/replacing complete lock cylinder: Installation:

Fit new plate (1).

Fig 1: Removing Plate

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Release screw (1).

Fig 2: Releasing Screw

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Removing cover (1) on outside handle:

1. A Pull cover (1) approx. 1 ... 2 mm towards rear.
2. B Detach cover (1) with lock barrel (2) towards outside.
   Fig 3: Removing Cover On Outside Handle

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Remove catches (1) and detach cover (2) from lock cylinder (3).

Fig 4: Detaching Cover From Lock Cylinder

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Catches (1) on cover (2) must not be damaged.

3 Lock cylinder

Fig 1: Checking Catches On Cover

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Notch (2) on paddle support (1) must be secured in catch (3).

Only in this position will installation of the lock barrel be guaranteed.

Fig 1: Inspecting Notch On Paddle Support Must Be Secured In Catch

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