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This manifold adapter for standing pilot systems is compatible with several Williams wall heaters and counterflow models
Contractor Features: Includes an adjustable cycle rate (Fast/Slow) and a filter change indicator for improved system maintenance
and trial for ignition (4 seconds) sequences with extreme accuracy
speeding up on-site installation for contractors
Utica-Dunkirk 28687 Flame Sensor 321142-301 This manifold adapter for standingThe Utica Dunkirk 28687 Flame Sensor is a critical safety component engineered for precise flame rectification in high efficiency residential and commercial gas fired boilers and furnaces. Designed for compatibility with various Utica and Dunkirk heating systems, this OEM replacement flame sensor monitors the burner assembly's combustion process by converting AC voltage into a measurable DC microamp signal. A veteran tech knows that a reliable