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Mend Potterton Performa 28 Home Heating Systems

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potterton performa 28 boiler?

hi there my boiler fires up constantly once the electric is switched on,cannot control it from the room thermostat,central heating just fires up all the time,the selector knob from CH TO DHW won`t even turn it off

pat breen
March 2013
Probably a combination of pcb and diverter valve cause.

Brooks
January 2014

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Free repair help for Potterton Performa 28 home heating systems