Tag: boiler
All the articles with the tag "boiler".
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Rinnai Error Code 16 — Causes & Fix
Diagnose Rinnai Error Code 16 - Causes & Fix: likely causes to check, measurements to verify, and repair decisions before parts replacement.
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Rinnai Error Code 32 — Causes & Fix
What Rinnai error code 32 means, why the overheat cutoff trips, and how to diagnose and fix it.
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Burnham Boiler E3 Error Code - High-Limit Lockout
Burnham boiler E3 means high-limit lockout. Check water flow, zone valves, circulator pump, system pressure, and high-limit setpoint.
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Navien Error Code E004 — Causes & Fix
Troubleshoot Navien error code E004 on boilers and tankless water heaters with checks for gas, venting, sensors, pumps, ignition, and service limits.