Forum Discussion

jim427's avatar
jim427
Explorer
Apr 21, 2019

1999 Fleetwood Discovery 38 ft. battery relays

Recently I noticed a "buzzing" in the back of the coach when it is parked, on shore power, and both battery relays are in the on position. I finally found it in the battery compartment, and it was the...
Class A
enblethen's avatar
enblethen
Nomad
Apr 21, 2019
Sounds like it could be low voltage on the control circuit. This could be from poor connections at the batteries. Voltage could be low through out the electrical system.
Reason the lights cme on was the alternator was powering the lights through the charge relay system then voltage dropped turning system off.
Start by cleaning battery cables.

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