battery kept going flat (1 Viewer)

filopastry

Free Member
Nov 11, 2013
1,016
1,738
london
Funster No
28,978
MH
littleun
Exp
newbie and learning every day
We changed our fridge after a fire for the electric version 12/24/240V, have to sat a great fridge proper cold beer. But, the MH is parked up, the fridge is turned off and still there is a draw on the habitation battery sufficient to flatten in on these winter days, even here in France.

After a lot of head scratching and thinking of changing the hab battery, youpee, found the problem. The fridge actually runs on 24/240v and the box of tricks connecting the fridge to the battery converts the 12v into 24v and has an auto switch over so when connected to 240v it uses that directly.

Even with the fridge off, with the transformer box of tricks connected it must draw a fair amount, flicked the fuse for the fridge so the transformer is not connected and the batteries, both hab and engine now have full power (b2b fitted)

phil
 
Jul 10, 2018
245
519
Worcester(U.K)
Funster No
54,848
MH
Tamar Ducato160multi
Exp
15
Fitting an isolator switch to the output of the habitation batteries is the only way to cut off parasitic drain. Keep the battery charger/solar charger connected to top up system. Any photos of the fridge set up would be great.
 
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filopastry

filopastry

Free Member
Nov 11, 2013
1,016
1,738
london
Funster No
28,978
MH
littleun
Exp
newbie and learning every day
Fitting an isolator switch to the output of the habitation batteries is the only way to cut off parasitic drain. Keep the battery charger/solar charger connected to top up system. Any photos of the fridge set up would be great.
When I take her out for a drive I will take some piccies, we take her out every 10-14 days just for 50 miles, keep things lubed.

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