Help - jacks are draining my batteries
My 2020 camper came with HappiJacs which consume a ton of power from my 2 deep cycle batteries. Once the batteries are drawn down after removing the rig (3000 lb dry weight) from my truck, it's nearly...
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Depending on the weight of your camper the amps needed for a 4500lb camera will be between 35-40 amps to raise the camper.. That requires a GOOD battery that has over <> 80% charge.
Easy way to check your battery while under load is with a DVM.
Read the voltage while raising the camper with no shore power.
If you see the voltage drop below <>12.1 then your batter needs to be fully charged and try it again while measuring the voltage!
Another way is to measure the specific gravity of the battery cells if you can get to them.
https://modernsurvivalblog.com/alternative-energy/battery-state-of-charge-chart/
Jim
Easy way to check your battery while under load is with a DVM.
Read the voltage while raising the camper with no shore power.
If you see the voltage drop below <>12.1 then your batter needs to be fully charged and try it again while measuring the voltage!
Another way is to measure the specific gravity of the battery cells if you can get to them.
https://modernsurvivalblog.com/alternative-energy/battery-state-of-charge-chart/
Jim
