Fireye 4-314-1 UV Tube 30067439-890 This adjustable motor pulley is

This adjustable motor pulley is standard for Carrier fan coil units and rooftop handlers where CFM adjustments are critical for meeting design specifications

Always verify your control board compatibility before attempting a conversion

this is an emergency safety relief valve only

Featuring a robust brass body and NBR seals (Buna-N)

Fireye 4-314-1 UV Tube 30067439-890 This adjustable motor pulley isThe Fireye 4 314 1 UV Tube is a high sensitivity ultraviolet sensing component engineered specifically for Fireye 45UV5 flame scanners. As a critical part of industrial combustion safety, this replacement tube ensures accurate flame monitoring in high demand burner environments. It is compatible with 45UV5 1000, 45UV5 1010, and 45UV5 1101 models featuring Engineering Code 6 or higher. In the field, technicians rely on the 4 314 1 for its precise