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dmac72
Hi any help would be appreciated, i'm a gas safe registered engineer, not a fault finder, i'm trying to fix a vaillant ecotec pro 28 for a friend, his boiler was not working and had f75 fault, i checked pump which was making terrible noise, tried opening the pump centre screw and couldnt as water was gushing out so thought great pump fault. the pump as been replaced and it worked for a day, so ive replaced the water pressure sensor and now it tries to fire up a few times and comes up with fault f32 which says fan or fan wiring, i was told by a fault finder that it would be wiring had got wet and dry connections with a hair dryer and it would work but no joy, any help plrease
