Patent ID: 7987916

Claim:
A fire suppression system comprising: a plumbing assembly that includes: a water tank, a pump having an input and an output in fluid communication with the water tank, a master intake valve in fluid communication with the input of the pump, and a one-way check valve in fluid communication with the water tank, the pump, and the master intake valve and being located between the water tank and both the pump and the master intake valve; an engine for driving the pump; a hose that includes: a second end, and a first end for connecting to a water supply; an air-bleed valve in fluid communication with the hose and the master intake valve and positioned between the second end of the hose and the master intake valve, the air-bleed valve including a level sensor for detecting the presence of air within the hose; and a controller operatively connected to the air-bleed valve, the engine, and the pump, the controller including a one-touch activation control to activate the controller, wherein the controller is configured to activate the air-bleed valve to remove air from the hose and to prevent increases in pump pressure by the pump by preventing the engine from increasing engine speed when the controller receives a signal from the air-bleed valve indicating the presence of air within the hose.