hi ive just put the c/h pump connection back on to the pcb and it is doing the same again hot water demand is heating c/h flow pipe.heating is fine and hot water is fine when heating is on.also checked if c/h pump came on at the same time as the h/w pump no it doesnt.but when i disable c/h pump it doesnt heat up the c/h flow pipe when demand for hot water
worcester 350
- Thread starter stucky
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sorry ive posted this as a new topic
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