For technicians troubleshooting inconsistent cooling or frozen coils

What happens to the program if the 24V power is lost

Contractor Grade: Designed for standard 1/2-inch mounting footprints

allowing technicians to verify burner circuit status quickly

What maintenance is required for these sight glass valves

Carrier 010-070022-000 Expansion Valve R-407A For technicians troubleshooting inconsistent coolingThe Carrier 010 070022 000 Expansion Valve is a precision engineered thermostatic expansion valve (TXV) designed to maintain the optimal superheat across the evaporator coil in light commercial and residential HVAC systems. Built for compatibility with R 410A refrigerant, this OEM component ensures efficient liquid flow control to prevent liquid slugging and compressor damage. It utilizes a balanced port design to compensate for varying head pressures