As a programmed power head replacement

typically actuating at approximately 1

Will this modification affect the oil return or lubrication of the compressor

ensuring the system doesn't trip prematurely while providing a hard shutdown if lubrication levels fall below the required PSID

McQuay 106694102 Reversing Valve

Heil Quaker ICP 1174744 Harness 321894-708 As a programmed power headThe Heil Quaker ICP 1174744 Harness is a critical defrost board to thermostat connection designed for high performance heat pump systems. Built to survive the harsh electrical environments of outdoor condenser units, this OEM replacement wiring harness facilitates seamless communication between the defrost control board and the indoor thermostat. In the field, technicians rely on this specific ICP HVAC wire assembly to resolve signal interruptions