The first is the air intake water heater build after 2004.
Honeywell water heater gas valve wt8840.
The wt8840 series is the water heater control for trade use to replace wv8840 valves used in aosmith and bradford white water heaters.
How to fix gas valve or control panel on gas hot water heater honeywell gas valve wv8840b1110 repair and replacement.
The wt8840 is powered from a thermopile heated by the standing pilot flame.
All models of wt8840 include an integrated ntc temperature sensor.
Ran into this issue and found some videos with 4 5 and other alerts but not 7.
The wt8840 water heater control is designed for use in standing pilot applications using an immersion well for water temperature sensing.
Cs8840 pilot assemblies are designed for use with this control.
All models of wt8840 include an integrated ntc temperature sensor.
The wt8840 water heater control is designed for use in standing pilot applications using an immersion well for water temperature sensing.
Cs8840 pilot assemblies are designed for use with this control.
Made in united states.
It is designed for use in standing pilot applications using an immersion well for water temperature sensing.
The wt8840 water heater control is designed for use in standing pilot applications using an immersion well for water temperature sensing.
The wt8840 is powered from a thermopile heated by the standing pilot flame.
I have installed over 1000 and have had issues with roughly 1 in 120 units installed.
The wt8840 series is the water heater control for trade use to replace wv8840 valves used in aosmith and bradford white water heaters.
It is designed for use in standing pilot applications using an immersion well for water temperature sensing.
This video is short and should help you fix the issue pretty quick took me.
It is designed for use in standing pilot applications using an immersion well for water temperature sensing.
The reason people are having so many issues with this gas valve is because the government now requires a lower threshold for backdrafting.
This honeywell gas valve is getting a bad wrap online.