Tecumseh K71-42 Relay Kit 318973-401 this valve is factory-set and

this valve is factory-set and sealed at 50 PSI

protecting sensitive control board circuits and motors from voltage drops

Universal Compatibility: Designed for Tecumseh compressors and compatible with HCFC

Industrial Durability: Forged brass construction and ANSI Class IV leakage rating ensure long-term operational reliability in closed-loop systems

installing this genuine Carrier part (MFR # S-4003A) is essential for safeguarding system uptime and ensuring the long-term reliability of the compressor lubrication circuit

Tecumseh K71-42 Relay Kit 318973-401 this valve is factory-set andThe Tecumseh K71 42 Relay Kit is a critical electrical component engineered for precise motor starting and compressor protection in refrigeration and air conditioning systems. This genuine OEM kit features a high reliability potential relay designed for single phase HVACR compressors where high starting torque is required. As a technician, you know that consistent voltage sensing is vital to disengaging the start capacitor once the motor reaches