GIVE IT A WHIRL
10THE final step is to test the winch. Test the free-spool is operating correctly by disengaging the collar and twisting the drum. The winch motor can be tested by connecting a negative jumper cable to the negative post underneath (and the positive to the red terminal post), with the other ends attached to your battery. Then run a second jumper cable between the yellow and blue posts.
You can check both directions by connecting the positive jumper cable to the yellow post, and by running the second cable from the red to the blue.