JCB-SH140D
Instruction & User Manual
29
Maintenance and Care -Fuel Pressure Adjustment
While heater is operating, using a flat blade screw driver turn relief valve Clockwise to increase the fuel
pressure. Turn Counter-clockwise to decrease.
Correct pump pressure is 38Kpa / 5.5Psi
For best measurement of pressure, test with full tank of fuel. Optimum pressure occurs when the nose cone is
cherry red and there are no extending flames from the heater.
Adjustment
Screw
Wiring Diagram