i have a powermax 155 boiler. ive just replaced the flow relay switch as this was leaking. ive put the new one on and now i get v.little hot water then it runs out? is there something ive missed?
YEP, Definitely missed something! Call out a qualified Gas safe registered INSTALLER, who knows about these units. !!
To work on these you have to be qualified and competetant or you can suffer dangerous consequenses if you get it wrong
Gas Safe Plumber
January 2010
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