The battery condition meter fitted in my old Avondale caravan was a simple pointer registering on a red/yellow/green scale. But twenty years on, I felt it was time for something better, so on a wet afternoon a couple of weeks ago, I decided to fit a digital volt meter. I’d previously purchased item 352627865033 from ebay.
With the electric disconnected from the van, I took out the control panel, then unplugged the mains supply together with the connectors for the fridge,
When I was away on my last caravan tour, I got up one morning to find there was no water at the taps. After breakfast, I set about trying to find out why. With the tap opened, there was no voltage at the pump socket and the impeller appeared to be seized. Replacing the blade fuse restored the power to the socket, and my cheapo reserve pump kept the taps supplied (rather sluggishly) for the remainder of my stay. However later in the day, I found the pump was working, but without raising any water