E 83 High
Your boiler has detected an inconsistent flame, which is often caused by a temporary interruption in the gas supply or a slight blockage in the air vent.
Technical description: Temporary mis-burning error – could be due to a gas pressure or flue line issue.
Typical repair cost: £90-250 (including labour)
DIY fix possible
Press the Reset button on the control panel to clear the temporary faultCheck if other gas appliances, like a hob, are working to ensure gas is being suppliedInspect the external flue pipe to ensure it is not obstructed by leaves or debris
Protect yourself from future repair bills
A boiler cover plan would cover faults like E 83 — no call-out fees, no surprises.
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Parts commonly replaced
- Ignition Electrode
- Gas Valve
- Ionisation Probe
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