A thermostatic expansion valve (TXV) is designed to maintain a specific amount of superheat at the outlet of the evaporator. If the superheat value is too high or too low, the TXV may be the cause.

CHICAGO — Manufacturers of commercial shower valves agree that hotel shower temperatures can get out of control. An informal survey of hotel room water temperatures by Powers found scalding water in ...

Thermostatic valve problems can be a real inconvenience, especially during the winter months when you need your heating system to be working at its optimum. They are a key part of a heating system, ...