thermostatic evaporator pressure control
1thermostatic expansion valve — [1] Metering device that removes pressure from liquid refrigerant, permitting it to expand and vaporize in evaporator [2] Control valve operated by temperature and pressure within evaporator. It controls flow of refrigerant. Control bulb is… …
2Thermostat — This article is about the temperature regulating device. For the French cooking oven temperature scale, see Gas Mark#Other cooking temperature scales. Honeywell s iconic The Round model T87 thermostat, one of which is in the Smithsonian …