Verify the 24V supply to the module and ensure the burner is properly grounded

Direct OEM Cross-Reference: Engineered as a drop-in replacement for the 62-22821-01 and SP735 modules

Direct Fit: 3-inch probe length ensures accurate air temperature monitoring in OEM housings

What is the difference between the MA40-7173 and the MS40 series

operating on 24 VAC or 24 VDC power

Trane KIT16536 Power Pack Door 321894-709 Verify the 24V supply toThe Trane KIT16536 is a specialized communicating power pack door assembly designed for seamless integration with high efficiency CleanEffects air cleaner systems. As a critical replacement component for Trane and American Standard air filtration units, this power pack facilitates the digital communication protocol required for advanced diagnostic monitoring and consistent ionized field production. Built to withstand the high voltage demands of