"mm" wrote in message
...

1) I have an 120 to 18 volt AC wall transformer, plug-in, Class 2, and

It's rated at 45VA. What gauge wire should I use to replace the fuse?

About 3 amps should do it. Tinned copper wire is traditional.

See http://www.gotopcs.net/index.php?opt...id=2&Itemid=43
for a table.