Oil Pressure Safety Switch Wiring Diagram. The fuel pump isnt supposed to run until the oil pressure sensor hits 5 psi but right now the pump turns the second i hook the ground cable up on the battery so obviously ive got my constant wrong but not sure how to make it all work. Today i tried my hand at installing a fuel pump relay and oil pressure safety switch but didnt quite get the result im looking for.
This allows current through the safety switch when the engine is first cranked. Each part ought to. Then when you have oil pressure the safety switch switches to the normally open side which is connected to the hot key part of the ignition switch which allows the fuel pump to.
Connect the fuel pump red lead to the terminal marked c.
This is net oil pressure to the bearings. Oil pressure differential normal oil pressure is between 105 and 42 bar higher than crankcase pressure. Danfoss mp 54 installation manual pdf pressure switch kp5 060 117366 diffeial mp54 oil kp 15 technical information types switches dkrcc pd cg0 c2 22 manualzz safety kp36 kp15 dual lube protection control rt260a ops2 55 55a refrigerator troubleshooting cs compressor bd35f wiring diagram o 17w 17b 25 10 32. Subtract the crankcase pressure from the oil pressure gage reading.