just set it to "on" and come back on your own time.
make sure the power cord plug is plugged in correctly.
turn the timer dial either to "on" or whatever time you want (if you're setting the timer, turn it most of the way around and then back down to the number of minutes you want; otherwise it will not work).
the tumbler will rattle a bunch as it gets started, but after 10 seconds it will even out and start to hum. you can leave the cage now.
step 5: check your parts!!
after an hour or two, shut the tumbler off and take out a part. rinse it off and take a 