Alpha
Insulation / Jacket Overheating
External surfaces of the water heater feel excessively hot to the touch.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Missing or damaged internal insulation, Overfiring burner, Blocked combustion air, High ambient temperature around Alpha heater
How to Fix / Troubleshooting
Safety: Turn OFF power and gas. Do not touch very hot surfaces with bare skin.
- Clear area: Ensure adequate clearance around the Alpha heater and remove any stored items blocking airflow.
- Inspect burner and vent: Check for signs of flame rollout or vent blockage.
- Check temperature setting: Reduce the thermostat setting to a normal range.
- Internal inspection: A technician should inspect internal insulation and combustion conditions.
Do not continue operating a heater with signs of overheating; have it professionally inspected.
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Repair Difficulty
Hard
4/5
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