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65mm Port: Ensures accurate propane gas flow to the burner for optimized combustion efficiency
Contractor-Grade Reliability: Features White Rodgers 36G22-512 engineering
verify that the furnace chimney terminal is clear of debris and has sufficient vertical height
most HVACR refrigeration parts of this capacity are designed to hold at least 50% of the total system charge
Compatible with water and glycol solutions (up to 50%)
Utica-Dunkirk 550001655 Control board R-410A 65mm Port: Ensures accurate propaneThe Utica Dunkirk 550001655 Control Board is a critical 24V ignition control specifically engineered for high performance gas fired boiler systems. As a veteran grade OEM replacement part, this module manages the direct spark ignition (DSI) sequence, ensuring precise timing for prepurge, flame sensing, and gas valve actuation. It features a 5 minute retry logic to enhance system reliability during transient ignition failures, preventing nuisance