L9
FAULT CODE
Firebird
Condensate Blocked
Medium Severity
DIY Check Possible
The condensate drain is blocked or frozen.
Cold Weather Note
Insulate external pipes to prevent freezing.
Step-by-Step Fix Guide
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Step 1
Check and clear the condensate pipe
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Step 2
Pour warm water over frozen sections
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.