HVACRepair and Maintenance Decisions

Random shutdowns in Aqua-Hot 400D heater require daily manual reset to get hot water, and the user is unsure if they can replace a faulty flame sensor themselves or need to hire a professional.

0
Opp. Score
44
Reports
1
Severity
3Medium
Trend
0%
stable
First Seen
May 19, 2026

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