Using this OEM Armstrong pressure switch ensures the safety circuit operates exactly at the -

this 710 RPM motor must be replaced with a motor of the same speed

this kit is specifically the CC6 option for horizontal installations

ensuring consistent burner light-off

Designed for a packless construction valve

Heil Quaker ICP 1174410 TXV Freon Using this OEM Armstrong pressureWhen you're dealing with a 4 ton system performance drop or hunting issues, the Heil Quaker ICP 1174410 TXV is the direct OEM replacement engineered for precise refrigerant metering. This thermal expansion valve is specifically designed for R410A refrigerant applications, providing the reliable superheat control necessary to protect the compressor and maintain evaporator efficiency. Rated for 4 ton capacity, this thermostatic expansion valve features