Medium
32 on Alpha Intec 50CS

Your boiler is having trouble communicating with the temperature sensor for your secondary heating area, which may cause that part of your home to not heat up correctly.

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

Low temperature zone 2 sensor fault

From this model's manual
Verified against the Alpha Intec 50cs installation & service manual.
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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