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johnxhc's avatar
johnxhc
Explorer
Nov 02, 2021

Trouble shooting the cause of Charge Line blown fuse

On my Class A (Ford F53 chassis), if I pushed the brake pedal a few times , the Charge Line fuse blew up, this is repeatable.When that happened, I lost power on Hot and trailer break on 7 way trailer ...
Class A
CA_Traveler's avatar
CA_Traveler
Explorer III
Nov 02, 2021
If the trailer is attached one possibiliy is that the total amp draw exceeds the fuse, which can be corrected with LEDs. But first measue the amp draw on the brake and charge wire. Have you checked for the correct fuse size? Is the trailer battery good and how do you know?

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