Carrier 50HJ500464 Gasket Kit 320788-704 Always verify the actual pressure

Always verify the actual pressure with a manometer before replacing the switch

It is designed to drive Maxitrol Series 21 and Series 20 modulator-regulator (MR) valves

What is the maximum operating pressure for this solenoid

A seven-flash (or 7-1) code typically indicates a Flammable Vapor Sensor (FVS) lockout

Carrier 50HJ500464 Gasket Kit 320788-704 Always verify the actual pressureFor service technicians maintaining gas fired commercial rooftop units, the Carrier 50HJ500464 Heat Exchanger Gasket Kit is a critical OEM component required to restore the pressure tight seal between the heat exchanger assembly and the primary housing. This kit is engineered specifically for Carrier HVAC replacement parts applications where air leakage or moisture intrusion compromises combustion efficiency and system safety. Utilizing high