3" WC pressure switch to fail to close

specifically replacing model 1830-716 and 76752

Connect the high-pressure side to the black port and the low-pressure/vacuum side to the gray port

and Coleman furnaces

The York 026-14777-007 Drier is a critical liquid line component engineered for high-moisture capacity and acid remediation in light commercial and residential HVAC systems

Maxitrol R600-3/4-CSA Regulator 30067439-890 3" WC pressure switch toThe Maxitrol R600 3 4 CSA is a high performance gas appliance pressure regulator designed for both main burner and pilot load applications. Featuring a double diaphragm balanced valve design, this 3 4" NPT regulator maintains a steady outlet pressure even when subjected to widely varying inlet pressures. It is CSA certified for a 1 2 PSI maximum inlet pressure, though it has been Maxitrol tested up to 1 PSI for robust field performance. The pre