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Mend Vokera Cold Shower

DHW problem on vokera 96e?

hi when running the shower every now and again the shower runs cold for about 30 seconds then back warm ?

John Johnstone
November 2012
Hot water heat exchanger is blocked, need clean with sprit of salt,thats first to fault,it might diverter valve more likely not,also NTC is dirty not sensor temp level

ltd
November 2012

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