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Hank F.
Hank F., Technician
Category: Small Engine
Satisfied Customers: 14479
Experience:  Certified on Onan and Generac generators
19372534
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Generator starts and runs 5 seconds then it shuts down the

Customer Question

generator starts and runs for about 5 seconds then it shuts down the red light blinks 3 times when i push the button down to get the service code it blinks 1time then 3 times we had an uncommanded shutdown due going down the road in a heavy rainstorm
Submitted: 1 year ago.
Category: Small Engine
Expert:  Hank F. replied 1 year ago.

Code 13 is not an uncommanded shut down, it is Under Voltage.

The first thing ou need to do is to shut off the circuit breakers of the genset, connect a voltmeter to the breakers, start the genset and measure the voltage getting to the circuit breakers.

How much voltage do you get?