Operating reliably across a wide temperature range from -65

Integrating this genuine McDonnell & Miller part maintains the operational calibration of your low water cut-off

Key Benefits Specifically calibrated for Maxitrol RV81 and RV210D series regulators to ensure perfect mechanical fit

What causes a Nordyne 626435R to trip repeatedly

always verify your BTU chart and gas valve settings before installation

Fenwal 35-605605-113 Control Freon Operating reliably across a wideThe Fenwal 35 605605 113 is a microprocessor based 24V direct spark ignition (DSI) control engineered for precision timing and robust flame supervision in gas fired appliances. This 35 60 series ignition module is designed for contractors requiring a reliable solution for residential and commercial furnaces, boilers, and water heaters. It features a 15 second pre purge (15SecPP) to clear the combustion chamber and a 7 second trial for ignition