National RV Dolphin not charging batteries
I have a 36 class A that sometimes it doesn't charge the coach batteries. Even when plugged in, the batteries get low. If I jump them with the engine battery, suddenly everything is OK, even after I t...
Forum Discussion
Charge relay contacts not closing or the control conductors could be corroded.
Start by checking the control voltage to insure it is getting to the studs of the relay.
Next when energized insure that the voltages on the large studs are the same when relay is energized.
This could be the same relay energized by the Aux start switch if equipped. By operating this relay manual, the control circuit could be providing higher voltage to insure closure.
Start by checking the control voltage to insure it is getting to the studs of the relay.
Next when energized insure that the voltages on the large studs are the same when relay is energized.
This could be the same relay energized by the Aux start switch if equipped. By operating this relay manual, the control circuit could be providing higher voltage to insure closure.
