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Mend Worcester 28i RSF Central Heating Boiler Water Fine Checked

worcester 28i rsf has no central heating?

my boiler has no central heating but hot water fine. have checked following:-pump unit, combustion fan,resistance on thermistor ch. side, control knob shaft. boiler will not fire up for ch function hot water will. now thinking integrated circuit on pcb gone again,how can i buy one, they plug in and whole board is £175.00 they are made by pactrol with serial no 423101/sw/ic1/v1.3 any help appreciated

Martin Begley
June 2013
what controls do you have for this boiler? is the programmer at fault? cannot see it being a pcb fault

dave e
July 2013

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