Both Lights OFF:
Normal operation. No
action required – just check back
occasionally to ensure that all’s well.
One Light ON:
If either light is on, DC leakage
is indicated. This can cause severe corrosion
to your boat. Following pages give clear basic
advice on how to resolve the problem.
Both Lights ON:
If both lights are ON, this
indicates AC leakage, usually from the mains
wiring or a connected appliance. AC leakage
can be a danger to life. Please see
instructions for help in rectifying the problem.
The LED's on your isolator inform you about any faults with your boats
Earthing arrangement. Illuminated LED's NEVER indicate a faulty isolator.
Model Gi-120/BK only