Disconnect Switch ON
Test Switch OFF
1. Master fault light must be ON.
2. Fault alarm must be OFF.
3. Indicators that must normally be ON with the engine OFF are as follows:
All indicators ON.
An indicator that must be ON is NOT ON.
An indicator that must be OFF is ON.
The master fault light is NOT ON but was ON in TEST I.
If the indicators are as in the table above, the harnesses and switches are checked.