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This model incorporates a 1/4" compression coupling pilot tap located over the outlet and typically interfaces with a thermocouple to provide 100% shut-off of both main and pilot gas if the flame is extinguished
Built with a rugged glass-filled nylon housing and a durable neoprene rolling diaphragm
As the direct OEM-spec replacement for P108100A and A0408B2772
Field technicians should verify the blocked outlet sensor pressure settings against the appliance's data plate to ensure precise boiler performance
Is the coil replaceable without removing the valve body from the line
Trane VAL9929 Valve 318172-701 This model incorporates a 1/4"The Trane VAL09929 Electronic Expansion Valve (EEV) is a critical HVAC OEM replacement part engineered for precise refrigerant flow control in high efficiency cooling systems. Unlike traditional mechanical TXVs that rely on sensing bulbs, this stepper motor driven EEV utilizes digital signals from the system controller to modulate the needle valve position. This allows for superior superheat management across varying load conditions, making it a