Turn if the walking belt has shifted to

PROBLEM: The walking belt is off-center or slips when walked on
SOLUTION: a. If the walking belt is off-center, first remove the	a
key and UNPLUG THE POWER CORD. If the	a
walking belt has shifted to the left, use the hex
key to turn the left idler roller bolt clockwise 1/2 of
a turn; if the walking belt has shifted to the
right, turn the left idler roller bolt counterclockwise
1/2 of a turn. Be careful not to overtighten the
walking belt. Then, plug in the power cord, insert
the key, and run the treadmill for a few minutes.
Repeat until the walking belt is centered.
b. If the walking belt slips when walked on, first re-	b
move the key and UNPLUG THE POWER CORD.	b
Using the hex key, turn both idler roller bolts clock-
wise, 1/4 of a turn. When the walking belt is cor-
rectly tightened, you should be able to lift each
edge of the walking belt 2 to 3 in. (5 to 7 cm) off
the walking platform. Be careful to keep the walk-
ing belt centered. Then, plug in the power cord, in-
sert the key, and carefully walk on the treadmill for
a few minutes. Repeat until the walking belt is
properly tightened.
PROBLEM: The shock cylinders make a knocking noise
SOLUTION: a. If the shock cylinders make a knocking noise as you run on the treadmill, increase the firmness
level (see HOW TO ADJUST THE SHOCK CYLINDERS on page 18).

a turn; if the walking belt has shifted to the