Make sure that you have the replacement spare part available.
The interface unit has relays for the
internal heater, window heater, and window blower.
-
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). |
- 1
- AC (mains) power switch
- 2
- AC (mains) power cable connector AC in
-
To replace a relay, pull the orange lever downwards.
- 1
- Relay
- 2
- Lever
The module snaps out.
-
Attach the replacement relay.
-
Connect the power.