Make sure that you have the replacement spare part available.
Replacing the window includes adjusting the clean window reference. Set the new clean window reference for a clean and dry window, in clear weather, and ideally with the termination hood placed on top of the device. The clean window calibration ensures that the window condition diagnostics respond appropriately to dirt accumulation.
Switch off AC (mains) power.
WARNING To make sure that there is no AC (mains) power available for the system, disconnect the AC (mains) cable (AC in).
- Clean the area around the window.
Remove the screws from around the window, and remove the window and the gasket.
- Attach the gasket with the flat side up.
Attach the replacement window. Make sure to tighten all the screws.
Avoid touching the window with your bare hands as it may get contaminated or scratched.
Make sure to place the window so that the slot for the LED is on the bottom right corner.
- Connect the power.
Change the user level.
When the device has been running for 5 minutes, set a new clean window reference.
Type Y to continue.
Setting the new reference takes a couple of minutes. Wait for the message that this was successful.