Fenwal 35-665725-121 Ignition Control Freon Can I use a pressure

Can I use a pressure switch with a different WC rating

Can I use this board for a paired furnace application

while the seat is strategically positioned above the drain to prevent sediment from fouling the seal

Key Benefits Vibration Dampening: Integrated rubber cushion interliner minimizes mechanical resonance and noise

Fenwal 35-665725-121 Ignition Control Freon Can I use a pressureThe Fenwal 35 665725 121 Ignition Control is a microprocessor based Direct Spark Ignition (DSI) module designed for the precise management of gas fired heating systems. This 24VAC ignition control provides a robust three try ignition sequence, incorporating a 15 second pre purge, 30 second inter purge, and 30 second post purge to ensure safe combustion cycles. Engineered for high demand environments, it features a built in combustion blower relay and