Lennox 69J80 Relay 321702-401 you will need a manometer

you will need a manometer to verify the 10" w

with the "U" suffix simply indicating a universally packaged version of the same industrial-grade hardware

This kit is specifically engineered for Reznor Model F and B units (sizes 25 through 165)

eliminating the need for manual intervention for temporary overheating events

By maintaining a secure blower assembly alignment

Lennox 69J80 Relay 321702-401 you will need a manometerThe Honeywell VR8204M1075 is a standard opening intermittent pilot gas valve engineered for use in 24 VAC gas fired appliances. As a critical component for electronic ignition furnace repair, this combination control consolidates a manual valve, dual automatic operators, and a servo pressure regulator into a single compact housing. It is factory set for natural gas at 3. 5 in. wc but includes an LP conversion kit to accommodate liquid propane