ProForm 831.291671 user manual Unplug the Power Cord

Locate the Reed Switch (18) and the Magnet (101) on the left side of the Pulley (78). Turn the Pulley until the

Magnet is aligned with the Reed Switch.		Make sure
that the gap between the Magnet and the Reed
Switch is about 1/8”.	If necessary, loosen the 3/4”

Screw (24) and move the Reed Switch slightly. Retighten the Screw. Re-attach the hood, and run the treadmill for a few minutes to check for a correct speed reading.

PROBLEM: The walking belt slows when walked on

1/8”	78
24
18	101
Top
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SOLUTION: a. Use only a single-outlet surge suppressor that meets all of the specifications described on page 8.

b. If the walking belt is overtightened, treadmill perfor-

mance may decrease and the walking belt may be-
come damaged. Remove the key and		UNPLUG THE
POWER CORD	. Using the allen wrench, turn both

rear roller adjustment bolts counterclockwise, 1/4 of a turn. When the walking belt is properly tightened, you should be able to lift each side of the walking belt 3 to 4 inches off the walking platform. Be careful to keep the walking belt centered. Plug in the power cord, in- sert the key, and run the treadmill for a few minutes. Repeat until the walking belt is properly tightened.

b	3”–4”
	Rear Roller Adjustment Bolts

c. If the walking belt still slows when walked on, please call our toll-free HELPLINE.

PROBLEM: The walking belt is off-center or slips when walked on

SOLUTION:	a. If the walking belt has shifted to the left,			first re-
	move the key and		UNPLUG THE POWER CORD	.
	Using the allen wrench, turn the left rear roller bolt
	clockwise 1/2 of a turn. Be careful not to overtighten
	the walking belt.		If the walking belt has shifted to
	the right,	turn the left rear roller bolt counterclockwise
	1/2 of a turn. 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 remove
	the key and		UNPLUG THE POWER CORD	. Using
	the allen wrench, turn both rear roller bolts clockwise,
	1/4 of a turn. When the walking belt is correctly tight-
	ened, you should be able to lift each side of the walk-
	ing belt 3 to 4 inches off the walking platform. Be
	careful to keep the walking belt centered. Plug in the
	power cord, insert the key, and carefully walk on the
	treadmill for a few minutes. Repeat until the walking
	belt is properly tightened.

a

b

PROBLEM: The incline of the treadmill does not change correctly or does not change when iFIT.com

CD’s and videos are played

SOLUTION:	a. With the key inserted in the console, press one of the Incline buttons.		While the incline is
	changing, remove the key.	After a few seconds, re-insert the key. The treadmill will automati-
	cally rise to the maximum incline level and then return to the minimum level. This will recalibrate
	the incline.

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