ProForm 445i, User Manual

24

PROBLEM: The walking belt slows when walked on

SOLUTION:

a. Use only a single-outlet surge suppressor that meets all of the specifications described on page 10.

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.

c. If the walking belt still slows when walked on, please

call our Customer Service Department, toll-free.

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

SOLUTION:

a. If the walking belt is off-center, first remove the key

and 

UNPLUG THE POWER CORD

. 

If the walking

belt has shifted to the left,

use the allen wrench to

turn the left rear roller bolt clockwise 1/2 of a turn; 

if

the walking belt has shifted to the right,

turn the

bolt counterclockwise 1/2 of a turn. Be careful not to
overtighten the walking belt. 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

Rear Roller Adjustment Bolts

3”–4”

b

b