Lochinvar & A.O. Smith 100173798 Assembly 321894-708 If water is detected on

If water is detected on the probe when power is restored

Dual-Point Sensitivity: Features dual independent switches to monitor both high and low negative pressure thresholds

while the U-bolt mounting system simplifies installation on VB-7xxx

This model features a standard 48-inch lead length

The kit is a complete zoning solution including the control panel

Lochinvar & A.O. Smith 100173798 Assembly 321894-708 If water is detected onThe Lochinvar & A. O. Smith 100173798 Assembly is a critical combustion component engineered specifically for Knight XL boiler models KBN600 through KBN800. This factory spec gas air arm assembly is designed to manage the high precision mixing of fuel and combustion air, supporting the units 94. 6% thermal efficiency and 5: 1 modulation capabilities. As a core part of the boiler's negative regulation (Neg Reg) technology, this assembly ensures the fan