E1
FAULT CODE
Step-by-Step Fix Guide
-
Step 1
Check gas supply
-
Step 2
Reset the boiler
-
Step 3 Engineer only
Call a Gas Safe engineer if recurring
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.