this suction service valve is designed to handle the pressures associated with R-410A refrigerant

Thermal Resistance: Manufactured from borosilicate glass to withstand the rapid temperature fluctuations common in steam boiler environments

making it suitable for protected indoor environments or within weather-shielded enclosures

Key Benefits Direct OEM Compatibility: Engineered as a drop-in replacement for 1012588

OEM Compatibility: Exact replacement for McDonnell & Miller 157-RBP and 157S-RBP series controllers to ensure seamless fitment

Heil Quaker ICP 1183890 Conversion Kit Freon this suction service valve isThe Heil Quaker ICP 1183890 Conversion Kit is a critical field upgrade designed to transition older gas furnaces from a legacy radiant sensor configuration to a modern, more reliable flame sensor system. This kit is essential for service technicians working on older Heil, Quaker, and International Comfort Products (ICP) units where the original radiant sensors have failed or become obsolete. By converting to a rectified flame sense signal, you ensure