Common Questions: Is the 404407 compatible with R-410A systems

The high-grade brass alloy provides superior corrosion resistance

How do I confirm the manifold pressure after conversion

Optimized Airflow: Reduces bypass air and maintains the integrity of the HVAC return air seal to protect blower components and coils

It is designed to be installed onto your existing 93 or 193 series float housing to restore pump control and low water cut-off functionality

Heil Quaker ICP 1183515 TXV Kit 326010-701 Common Questions: Is the 404407Ensure peak system performance with the Heil Quaker ICP 1183515 TXV Kit. This R410A thermal expansion valve is a critical OEM replacement part engineered for precise refrigerant metering. Unlike fixed orifice pistons, this TXV kit actively regulates refrigerant flow into the evaporator, maintaining ideal superheat levels and protecting the compressor from liquid slugging. Specifically calibrated for R410A refrigerant systems, the 1183515 ensures