Good day,
There is no belt. It is a direct drive machine, that is, the motor shaft goes directly into the transmission using a coupling.
Check the video. The machine is made by Whirlpool.

http://www.youtube.com/watch?v=WLPGs2UMUJc&eurl=http%3A%2F%2Fappliancejunk.com%2Fforums%2Findex.php%3Ftopic%3D67.0&feature=player_embedded#t=15

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