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This Maxitrol modulating valve is essential for maintaining consistent discharge air temperatures in makeup air units and space heating equipment where precise gas flow control and high turndown ratios are required
Will this fix a furnace making a humming or screeching noise
Verify the resistance of the ambient and coil sensors first
The 6633 motor is auto-adjusting or feature-specific wiring for 115V or 208-230V
Functional Devices TR75VA005 Transformer 320734-701 This Maxitrol modulating valve isThe Functional Devices TR75VA005 Transformer is a heavy duty solution for contractors requiring a multi tap control transformer for building automation and HVACR systems. Built with a 75VA power rating, this unit facilitates reliable voltage reduction across various input requirements including 480V, 240V, 208V, and 120V primary voltage down to a standard 24Vac secondary voltage. The split bobbin construction provides inherent isolation, while the