Right now everything is connected and working except the relay.
Split charge relay clicking on and off.
It clicks on stays on for a second then clicks off.
The most simple way to connect and disconnect the starter and leisure batteries is by using a battery isolation or master on off switch this just uses a high current switch to manually connect the batteries in parallel once the engine is running and allow charge through to the leisure battery and then disconnect them once the engine is turned off to isolate them and.
Winjun 4pin split charge relay switch 12v dc 200 amp heavy duty high current with connectors accessory.
Then repeats over and over.
After we added the second leisure battery same type connected in parallel and connected the batteries to an earthing point the voltage sensitive relay has stopped working.
Clicking noise in your car s fuse box is caused by a relay that is turning on and off rapidly this can be caused by a computer failure resistance in the ground wire for the control side of the relay or high resistance in the power supply to the control side of the relay.
Simple split charge relay system.
It can stay on for 1 2 hours i guess due to the cut out of the voltage level.
Complex split charge relay system.
To find out the source of the problem you ll need to run some quick tests using a multimeter.
When the engine is not running ignition is off the split charge relay will open and disconnect the batteries.
The split charge relay switch will on and allow currant to flow through to the leisure battery when the voltage rises above 13 2volts.
Typically split charge relay is controlled by the ignition wire so that when the engine is running ignition is on the split charge relay will close and connect both main battery and auxiliary battery.
Main starter battery holds a charge.
Nothing wrong with the durite split charger but i have noticed that it won t always switch off after the van engine has.
With a multi metre you can check that the voltage on both batteries are the same to ensure everything is.
When the vehicle is switched off both batteries will be isolated.