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11/16-inch diameter bulb connected via a 6-foot capillary
Common signs include the compressor hum but fail to start
This board is specifically designed for Rheem and Ruud units equipped with X-13 ECM blower motors
The module supports both local and remote flame sensing and provides flame current test points for accurate signal monitoring
Lennox 42W30 TXV 340155-7026 11/16-inch diameter bulb connected viaEnsure precise refrigerant metering with the Lennox 42W30 TXV, a high performance 4 ton thermostatic expansion valve designed specifically for R410A systems. This OEM replacement (part number 100679 16) features 3 8" x 1 2" ODF brazed connections, providing a robust, leak resistant interface for standard liquid and suction lines. Engineered for high efficiency cooling, the 42W30 maintains the ideal superheat across the evaporator coil, preventing