TSC 900 TRANSFER SWITCH CONTROLLER
PM 151 REV 1 15/10/08 Thomson Power Systems
4.3. OFF LOAD TEST INSTRUCTIONS (GENERATOR NO LOAD TEST)
To perform an “Off Load” Test mode to run the generator set without transferring on load,
press the “Change Mode” control button on the GHC Home Page and select “OFF LOAD
TEST” mode from the available list of modes as shown below. The Red “Engine Start” light
and the Yellow “Test” lights on the upper left-hand corner of the screen will come on. The
generator will start and will run continuously.
To cancel the “Off load” Test, press the “Change Mode” control button on the GHC Home
Page and select “Return to Auto” mode from the available list of modes as shown below. The
“Engine Start light on the upper left-hand corner of the screen will go off and the generator set
will stop.