Condensate Pump Fault
On Intergas models fitted with a condensate pump, E17 indicates the pump has a fault or is not operating.
In cold weather, check for a frozen condensate drain before assuming pump failure.
Step-by-Step Fix Guide
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Step 1
In cold weather, check if the condensate pump or drain is frozen
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Step 2 Engineer only
If not frozen, call a Gas Safe engineer to inspect the condensate pump
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.