111
FAULT CODE
Baxi
Maximum Flow Temperature Limit Reached (EcoBlue)
Medium Severity
Engineer Required
On Baxi EcoBlue boilers, code 111 indicates the maximum flow temperature limit has been reached — a temporary blocking condition.
Step-by-Step Fix Guide
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Step 1
Check system pressure and bleed radiators
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Step 2
Reset the boiler
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Step 3 Engineer only
If fault returns, call a Gas Safe engineer to check circulation and pump settings
Gas Safe Reminder
Work on gas appliances must be carried out by a Gas Safe registered engineer. The steps above cover safe checks a homeowner can perform - any internal component replacement requires a qualified professional. If in doubt, always call an engineer.