hi mate yeah i know i just signed up to this site yesterday ,seems good lots of engineers on here , i am waiting for my approval to combustion chamber have sent over my card details , turned out it was meter govner transco changed for me today, fluctuating pressures i had a standing of 38 mbar...
hi have any engineers had a f28 on vailant ecotec plus 642 ,spoke to vailant technical yesterday they said it was the board as i had no voltage from board to gas valve changed board she fired !!,customer calls back today f28 they reset and it works but not on the time clock ,called vailant back...