Yet another, Atwood water heater problem
So, a week ago, the water heater started acting up. Sometimes it would work as it should, sometimes it would light and burn until the water was hot. When it did, it might not re-light when the water w...
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That 2A fuse on circuit board is for the circuit board.
Unplug edge connector and remove circuit board.
With a multi-meter set to ohms you can check board power track.
Meter negative lead to ground track of edge connector (green wire)
Meter positive lead to top power track of edge connector (brown wire)
No continuity......board is defective
If tests good then check valve track
Meter negative lead to ground track of edge connector (green wire)
Meter positive lead to valve track of edge connection (red wire)
If no continuity, this indicates a blown valve track.....board is defective
Check that neither t-stat/ECO spade connectors are making contact with metal pan as that will cause shorting.
Unplug edge connector and remove circuit board.
With a multi-meter set to ohms you can check board power track.
Meter negative lead to ground track of edge connector (green wire)
Meter positive lead to top power track of edge connector (brown wire)
No continuity......board is defective
If tests good then check valve track
Meter negative lead to ground track of edge connector (green wire)
Meter positive lead to valve track of edge connection (red wire)
If no continuity, this indicates a blown valve track.....board is defective
Check that neither t-stat/ECO spade connectors are making contact with metal pan as that will cause shorting.
