Mine did the same but I found out the spade connections on the lead were at fault .Bend them very slightly out ward to make contact again in the battery.I do mean fractionally.
Crawford.
July 2012
Same happened to mine. Very suddenly, no explaination after only a couple of years use. Not sure its the battery and the fuse looks good, but of course it could be the fuse anyway
SillySod
July 2012
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