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BEFORE YOU BEGIN
Thank you for selecting the new PROFORM
®
treadmill. The 520 treadmill combines advanced tech-
nology with innovative design to let you enjoy an excel-
lent form of cardiovascular exercise in the convenience
and privacy of your home. And when you're not exer-
cising, the unique 520 can be folded up, requiring less
than half the floor space of other treadmills.
For your benefit, read this manual carefully before
using the treadmill. If you have additional questions,
please call our Customer Service Department at
Storage Latch
Handrail
Walking Belt
Foot Rail
Rear Roller
Adjustment Bolts
BACK
4
520
08457-089009. To help us assist you, please note the
product model number and serial number before call-
ing. The model number of the treadmill is PETL52010.
The serial number can be found on a decal attached to
the treadmill (see the front cover of this manual for the
location).
Before reading further, please review the drawing
below and familiarise yourself with the parts that are
labelled.
Console
Water Bottle Holder
(Bottle not included)
Key/Clip
RIGHT SIDE
Incline Leg
4. SYMPTOM: THE WALKING BELT SLOWS WHEN WALKED ON
a. If an extension cord is needed, use only a 3-conductor, 1mm
b. If the walking belt is overtightened, treadmill performance may
decrease and the walking belt may be permanently damaged.
Remove the key and UNPLUG THE POWER CORD. Using the
allen wrench, turn both rear roller adjustment bolts counterclock-
wise, 1/4 of a turn. When the walking belt is properly tightened,
you should be able to lift each side of the walking belt 5 to 7 cm
(2 to 3 in.) off the walking platform. The centre of the walking belt
should just touch the walking platform. Be careful to keep the
walking belt centred. Plug in the power cord, insert 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 at 08457-089009.
5. SYMPTOM: THE WALKING BELT IS OFF-CENTRE
a. If the walking belt has shifted to the left, first remove the key
and UNPLUG THE POWER CORD. Using the allen wrench, turn
the left rear roller adjustment bolt clockwise, and the right bolt
counterclockwise, 1/4 of a turn each. Be careful not to over-
tighten 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 centred.
b. If the walking belt has shifted to the right, first remove the
Upright
key and UNPLUG THE POWER CORD. Using the allen wrench,
turn the left rear roller adjustment bolt counterclockwise, and the
right bolt clockwise, 1/4 of a turn each. Be careful not to over-
tighten 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 centred.
c. If the walking belt slips when walked on, first remove the key
and UNPLUG THE POWER CORD. Using the allen wrench, turn
Circuit
both rear roller adjustment bolts clockwise, 1/4 of a turn. When
Breaker
the walking belt is correctly tightened, you should be able to lift
each side of the walking belt 5 to 7 cm (2 to 3 in.) off the walking
platform. Be careful to keep the walking belt centred. Plug in the
power cord, insert the key and run the treadmill for a few min-
utes. Repeat until the walking belt is properly tightened.
2
(14-gauge) cord that is no longer than 1.5 m (5 ft.).
b
5–7 cm
Rear Roller Adjustment Bolts
a
b
c
13
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