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by MARTSAM18
Sun Mar 02, 2008 11:39 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Potterton 28i DHW not heating up
Replies: 1
Views: 3128

Potterton 28i DHW not heating up

I have no hot DHW through my Potterton 28i boiler, the CH is fine, I've changed the 3 way valve motor to no effect. I've checked A8 on the circuit board 1 & 3 cables (CH) has power 1 & 5 DHW doesn't, does this mean the PCB has gone or the Differential valve. Hope you can help, I'm new to thi...
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