How To Check Leisure Battery. 124v is 75 discharged. 3 Engage your mover rollers onto the caravan tyres.
The resistor acts as the load the stopwatch measures time and the multimeter measures the charge remaining. Compared to a crank battery the plates inside a deep-cycle battery do not require a high total surface area. In fact running a leisure battery down until its empty could cause unnecessary and permanent damage.
An internet search on battery load tester revealed all sorts of testers varying in price from 30 up to several thousands.
127v is 100 charged so battery must be at least this figure to start test. As soon as the probes touch the terminal you will be able to see the voltage. Put them in one by one until you find which circuit in the motorhome is causing the power drain. The ACT 612 sells for 220 to 300.
