Batteries draining
I have a 2013 Thor Hurricane motorhome on an F53 chassis. Recently I discovered that the coach batteries (2 group 31 AGM 2 years old)were draining overnight from 12.9 volts down to 11.2 volts. Coach...
Forum Discussion
Kennyg wrote:BFL13 wrote:
You left the converter on when you went to inverter from shore power?
Might sound dumb but:How would you isolate the converter? Doesn't disconnect from shore power provide the isolation?
I am guessing he does not have an inverter/charger, but a converter as he says. I am guessing he goes whole house on inverter when not on shore power.
You need to shut off the converter when on whole house on inverter or the batteries will drain. The inverter draws more than the converter puts back in, so down you go. It takes a while to get all the way down, so you have time if you catch it soon after. BTDT. A clue is when you hear the converter's fan come on, or when you look at your Trimetric.
How to isolate the converter? You can use its circuit breaker if it has its own, unplug it unless it is hardwired, or put a new switch into the black wire from the converter to the circuit breaker if it is hard wired.
