Michael A. Terrell wrote:
"Michael A. Terrell" wrote:

http://www.harborfreight.com/1500-watt-dual-temperature-heat-gun-572-1112-96289.html
$19.99 regular price. On sale for $9.99 at times.

I received their weekly e-mail right after I posted. It is on sale
for $7.99 with the coupon below:

http://www.harborfreightusa.com/html...7/images/2.jpg

Here is the user manual:

http://images.harborfreight.com/manu...6999/96289.pdf

The power switched popped out 3/16" when I pressed it (2 samples), and
the diode in series with the heating element is a 1N5408, rated for 3
amps average. The heater draws 8A average on low.

So my question is, how long will this 3A diode last?