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TXV Power Element / Power Head - Short 110
In this short podcast episode, Bryan talks about the TXV power element or power head. He explains what it does and why it's important.
A TXV power element threads onto the top of the valve, and it's where the sensing bulb attaches to the valve. It is the component that applies the opening force to the TXV.
When you lose the charge in the element, it stops exerting an opening force on the valve. So, the valve completely shuts and doesn't allow refrigerant to get to the evaporator coil. You'll get high superheat and a starved evaporator.
Whenever you're checking one of those elements, it would…
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