Medium
70 on ECA FELiS FL 50 HM

Your boiler's hot water storage tank sensor is unable to read the temperature correctly, which may affect your supply of hot water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

What the manual says

Manufacturer manual

Storage tank temperature 1 (top), sensor error

From this model's manual
Verified against the Eca Felis Fl 50 Hm installation & service manual, page 60.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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