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Potterton puma 80e Combi which keeps blowing the 3amp fuse?

Help - I have a potterton puma 80e which keeps blowing the 3amp fuse in the socket, why is this and can i fix it myself or do I need an engineer?
Thanks

HilVennard
March 2007
probably a new pcb required, if you unscrew the four retaining screws on the board and drop forward you may find one of the soldered joins has gone in the top left corner. Otherwise it is a case of removing wiring for different components like fan and pump to see if this stops it blowing.

andy
March 2007
engineer to check y its blowing

hi-spec plumbing
March 2007
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