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installing this thermal expansion valve restores system factory performance
The steel encasement is designed to dissipate this thermal energy
Integrated Relieving Port: Automatically reduces output pressure when the lockable adjusting knob is dialed down
When timing and precision are non-negotiable for system startup
Hermetic Seal: Laser-welded construction provides a leak-free refrigeration valve performance up to 650 psig
Carrier 338085-408 Limit Switch 320735-701 installing this thermal expansion valveAs a field technician, you know that a tripped main limit switch is often the only thing standing between a standard service call and a heat exchanger failure. The Carrier 338085 408 is a factory authorized L210 20F limit switch, engineered specifically for high limit thermal protection in Carrier, Bryant, and Payne furnaces. This OEM HVAC replacement part features a normally closed circuit that opens precisely at 210F to interrupt the gas valve