K7.3 Flow Actuated Unloader 6.6 - 10.8 gpm 3500 psi STEEL For example: the General Pump

For example: the General Pump TSF2021 has 3/4" Inlets on located on either side of the bottom manifold of the pump

It can be installed anywhere on the air hose leading to the pump but closer to the compressor is best

As for the burner efficiency

" Using a press to install the bearings is strongly recommended

K7.3 Flow Actuated Unloader 6.6 - 10.8 gpm 3500 psi STEEL For example: the General PumpK7. 3 Flow Actuated Unloader 6. 6 10. 8 GPM 3500 psi. ****Before you choose to purchase this unloader, please check out part 1395. 2. It has a smaller bypass and will allow you to use more hose. Trust the Pump Guru, Rex. The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Flow actuated unloaders divert water to the bypass when there is a sufficient reduction or stoppage of water flow. The flow actuated unloader has