Instruction manual

AM.11.100e edition 1.4

Chapter 4: Servicing in the Maintenance Base 31

How to replace the optical assembly

To replace the optical assembly, proceed as follows:

Step Action

Open the light assembly (see page 25).

Unplug the lamps fast-on connectors from the terminal block (F1).

Pull out the lamp (E3) from underneath; take care for the lamp spring

(E6).

Unscrew the 4 screws (E5). Remove the lockwashers.

Remove the lamp support plate assy’ (E2) with sealed inner lens.

Remnants of Loctite are present in the fixation holes of the screws E5.

Clean them using a cleaning tap for blind holes (preferably use a tap with

a right spiral groove) and blow with dry, oil-free compressed air.

Procedure

Keying pins