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FUSE FAULT?

Ihave a vaillant combi boiler problem the small fuse on the printed circuit board keeps blowing

PAUL
November 2008
VaillantHeating, Home Heating SystemsFuse Fault Problem
so should fan, part of a flueing system

iain
November 2008
Replace fuse
Switch on heating if fuse blows immediately
check /replace pump
If it blows after 20 secs check/replace fan
failing that gas valve
Repairs should be carried out by a competant person

a
November 2008

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