GV Generators
Troubleshooting Voltage Issues
wc_tx000772gb.fm
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2.7
Checking the Main Circuit Breaker
Prerequisites
Multimeter
Procedure
Follow the procedure below to check the main circuit breaker.
1. Remove the screws
(a)
that secure the control panel to the frame. Once
removed, lower the control panel to access screws
(b)
.
2. Remove the screws
(b)
that secure the front and back halves of the control
panel.
3. Position the front half of the control panel to access the main circuit breaker
(c)
.
4. Place the auto idle switch in the OFF position.
5. Start the engine.
This procedure continues on the next page.
WARNING!
Electric shock hazard. High voltage exists at the components of the control
panel when the engine is running. Electric shock can cause severe injury or death.
f
Never touch any control panel component with your bare hands when the engine is run-
ning.
