A restricted metering device — thermostatic expansion valve or TXV — can cause a number of symptoms in a system. Here are the ways a TXV can become restricted: A system with a restricted metering ...
The basic components and function of a thermostatic expansion valve (TXV) continues to play a role in HVAC service. “Long, long ago in a faraway place, TXVs had very little impact on service ...
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