making it a standard inventory item for technicians servicing residential heating systems

This kit is essential for maintaining system integrity when dealing with non-standard shaft lengths or restricted access points

allowing technicians to replace the power head without draining the loop or using specialized tools

Proper installation ensures optimal flame sensing and ignition timing

For proper mechanical rotation and alignment

Johnson Controls W42AA-1 Humidistat 323269-701 making it a standard inventoryThe Johnson Controls W42AA 1 Humidistat is a heavy duty, 3 wire humidity controller designed for precision management of both humidifying and dehumidifying equipment. Engineered with a stable 150 strand human hair sensing element, this unit provides superior sensitivity and long term accuracy compared to synthetic alternatives. It operates on line voltage (120 240 VAC) or low voltage circuits, utilizing a Single Pole Double Throw (SPDT) snap acting