How do I adjust the walking belt tension on my treadmill?
Unplug the power cord, use the hex key provided to loosen or tighten the rear roller bolts. When properly adjusted, each edge of the walking belt should lift 2 to 3 inches off the platform. Plug in and test the treadmill after adjustments.
From the official Weslo Cadence G 40 Treadmill manual, page 20
Have a follow-up question?
Answers from the official manual.
Common questions