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When you see error codes for flame sequence failure or no voltage to the display
Using incompatible refrigerants will lead to oil breakdown and mechanical failure
mounting configuration
bubbles may also appear briefly during start-up or when the thermal expansion valve (TXV) adjusts to load changes
Utilizing a genuine Trane replacement part like the BRD3396 ensures that the system's factory-set safety limits and performance parameters remain intact
Advanced Distributor Products 176799949 Piston Orifice 320788-702 When you see error codesThe Advanced Distributor Products 176799949 Piston Orifice is a precision engineered #49 R410A piston designed to provide reliable refrigerant flow control in residential cooling systems. Specifically calibrated for 1. 5 ton HVAC evaporator coils, this fixed metering device ensures that your system maintains the correct pressure balance required for peak efficiency. As a genuine ADP replacement part, the 176799949 is the direct functional successor to