Mar 14, 2005
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Sorry - motorhome question but hope someonme will be able to help! The battery in my motorhome discharges oevr a period of about 4 weeks. Should it do so (there's nothing on that I can see) and if so should I keep re-charging it or just wait until I next use the motorhome at Easter?
 
Nov 28, 2007
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Have you got an alarm, a radio with a memeory function, what about a status TV antenna (the power unit takes abit of power if left switched on) How old is the battery it might just be getting past its sell by date
 
Jun 20, 2005
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Richard

Also make sure the fridge internal light is out when the door is left ajar. This caught me out last year.

Cheers

Dustydog
 

JTQ

May 7, 2005
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What ever else you do dont let the battery get too discharged or for sure it will shorten its life.

So knowing it dicharges in 4 weeks I would recharge it every week or ideally put it on a "smart" charger continuously.
 
Mar 10, 2006
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In the past i have had the battery discharge through a faulty charger.

Also some car alarms can flatten a battery, but usually after being parked for more than 2 weeks.

Make sure you switch the 12v circuit off.

All the above assume your comment refer to the leisure battery and charger.

I have also had a car battery discharge through a faulty diode, in an alternator.
 
Jun 20, 2005
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Ray

For reasons which are not totally clear to me The Bailey Senator range allows the interior fridge light to work from the leisure battery even though the 12v switch is off as is the main 12 isolation switch.

Has anyone else experienced this?

Cheers

Dustydog
 
Mar 14, 2005
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Many thanks - yes, it's the leisure battery that's the problem. The 12V is switched off and there's no light in the fridge and no alarm....
 
Dec 4, 2007
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Get yourself a hydrometer from Halfords and check the cells individually,

You may well have a fault within the battery.

You may need to give the battery a good wash out and replace the acid.

Good luck

Bob
 
Oct 30, 2009
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hi

in my experience it seems that leisure battries do become discharged on there own if left connected without recharging dont know why? but both batteries we have had on the van inc the new 110amp one went flat after a few weeks, I now have the ehu plugged in all the time the van is stood.

all the above comments are relevent however so check it anyway you could try changing the battery clamps to the quick release type and disconnet it after charging to see if it goes flat again while disconnected.

I assume the main vehicle battery is ok (not the leisure one)if so the alarm and central locking systems of the motor home should not be affected as these will run from the main vehicle battery.
 

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