For CO detection

This TXV features standard 3/8" inlet and 3/8" outlet connections for typical residential liquid lines

or the system getting stuck in heating mode without ever engaging the defrost heaters or reversing valve

What are the electrical requirements for the SPDT switches

Leak-Free Reliability: Robotically welded body joints are 100% factory tested to withstand 800 PSIG maximum abnormal pressure

Johnson Controls VG1245BN Valve 318518-761 For CO detectionThe Johnson Controls VG1245BN is a high performance 3 4 inch NPT ball valve engineered specifically for precise HVAC control in commercial applications. Designed as part of the VG1000 Series ball valve line, this two way unit features an integrated Amodel flow characterizing disk that ensures an equal percentage flow characteristic, providing the consistent temperature control typically associated with traditional globe valves. The 11. 7 Cv rating and