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Regular inspection of the Lochinvar viewport seal is a standard protocol during annual service to prevent moisture accumulation and cross-contamination within the combustion chamber
and industrial fluid systems
Inspect the float for signs of collapse or "water-logging
Can I use this for the HPRP or HPRA series
Trane VAL6929 TXV 320734-701 Regular inspection of the LochinvarThe Trane VAL6929 is an OEM 3 ton R410A thermostatic expansion valve designed for precision refrigerant metering in residential and light commercial HVAC systems. Built to handle the specific pressure temperature relationships of R 410A refrigerant, this TXV ensures optimal evaporator superheat, preventing liquid slugging while maximizing heat exchange efficiency through the coil. Unlike standard orifices or fixed metering devices, the VAL6929