Carrier HK35AC002 Monitor Board Refrigerant protecting compressors from premature failure

protecting compressors from premature failure due to chemical breakdown or debris

The Watts 0121602 (Series LF340-3) is a heavy-duty lead-free temperature and pressure relief valve designed specifically for large-scale domestic hot water heaters and storage tanks

Validated Replacement: Officially supercedes part number 373-18112-001

this valve is strictly calibrated for R410A refrigerant

periodic cleaning of the flame sensor is recommended to ensure continuous electrical conductivity

Carrier HK35AC002 Monitor Board Refrigerant protecting compressors from premature failureThe Carrier HK35AC002 Monitor Board is a critical electrical safeguard engineered for high efficiency three phase HVAC systems. As a genuine OEM relay phase monitor, this board provides real time detection of phase loss, phase reversal, and phase imbalance, preventing catastrophic motor failure and compressor burnout. Rated for 24 VAC control voltage, it features diagnostic LED indicatorstypically displaying a steady green for normal operation and