For the battery, fully charge it then use it, see how you get on first. If it dies after very little use then it may need a test measuring with a multimeter. Check the connections are not corroded. Do the basics before going in to the mathematics :)
Hi, does that mean the water system is fine now too? Any questions just ask, there are plenty of very helpful people on here and we were all new to it once.
A day of all things motorhome and campervan. The show is held both in the main indoor arena and across the grounds. Catering, hot drinks and food options are available. Easy access to the site and free parking included. Win one of five pairs of day tickets