Johnson Controls P400AD-1 Pressure Switch Refrigerant or an incorrect thermal overload

or an incorrect thermal overload setting that does not match the motor's Full Load Amps (FLA)

preventing arc-over and ensuring consistent performance

Zero Minimum Pressure: Operates reliably at 0 PSI inlet pressure

this Weil-McLain LWCO system is supplied as a kit that includes the probe

What is the torque specification for the included capscrews

Johnson Controls P400AD-1 Pressure Switch Refrigerant or an incorrect thermal overloadSingle Point Differential Oil Pressure Switch, 7. 0 1 Psid Open Point ( Differential Pressure ), Less than or Equal to 2 Psid Close Point ( Differential above Open Point ), 3 4" Threads, Includes Wiring Harness ( WHA P400 100 ) P400AD 1 is the direct replacement for P300AD 1