Use a manometer to verify the actual inches of water column (WC) against the factory set point

it operates without external power

Does this spring help prevent valve stem leakage

Use of a vent protector is recommended for outdoor installations to prevent debris or insects from obstructing the vent

80" WC threshold is met but the circuit remains open

Rheem-Ruud 61-21922-110 TXV Els PW 17895 Use a manometer to verifyThe Rheem Ruud 61 21922 110 (directly replaced by the 61 106238 11) is a high performance 4 ton thermal expansion valve engineered for R22 refrigerant systems. Designed to maintain precise superheat at the evaporator, this adjustable TXV features 1 2" x 1 2" ODF sweat connections and a balanced port design to optimize flow across varying head pressures. Whether you are performing a liquid line repair on a residential split system or a light commercial