Any 12 volt pump should work but if the pump can hold water you won t have to worry about priming it.
Water tank setup for pressure washer.
Water tank must be a 100 gallon capacity or more water tank must be elevated above the level of the pump pressure washer pump must be positioned close to the water tank not more than 5 ft away water supply line must be at least 2 diameter.
A water tank is basically the reason why are you able to clean everything that you want.
For people looking for simple set up.
Connect a hose from your pressure washer to hose reel.
Connect a hose from your jet pump to pressure washer.
When the frame and the base are installed install the tank and other.
Although you can use.
Set up your water pump and filter.
Now a 200 gallon tank is quite good and able to provide 50 minutes worth of water when it comes to 4 gpm pump.
Once you connect the right spray nozzle to the hose you can start running the pressure washer off water tank.
Start your gas pressure washer or electric pressure washer and generator.
The video below i thought did a great job explaining this.
Pressure washer buffer tank set up.
Squeeze the spray nozzle trigger to let out water pressure.
First you need to ready the frame that will hold your engine.
You need to do this to prime the system and remove air from it.
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Run the water for about a minute.
I found this out by accident that simply plugging the little water drain on the pump makes all the diff in pressure remember to remove it after your done.