jack.... this thread is a basic how to
http://www.robotstore.com/download/How_to_solder_1.pdf
you might want to try soldering some wires together first before you try the wires on the heat module
the key to soldering is to heat the connection and let the connection melt the solder
i used some thin wire (either 22 or 24 gauge) and 60/40 resin solder
to open the contacts on the circuit board i used one of these
SOLDER SUCKER | All Electronics Corp - Parts, Supplies and Components
melt the old solder and suck it out
both you can find at radio shack for a couple of bucks
good luck