Lochinvar & A.O. Smith 100173798 Assembly 321894-708 while the U-bolt mounting system

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

Proper installation ensures consistent flow control and pressure regulation across various industrial fluid handling systems

Designed to match precise OEM specifications

This model features a standard 48-inch lead length

If water is detected on the probe when power is restored

Lochinvar & A.O. Smith 100173798 Assembly 321894-708 while the U-bolt mounting systemThe 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