Proform 831283520 Owner’s Manual
Ca rd ioCrossTra i her 8 2 0
Model No. 831.283520
Serial No.
ELLIPTICAL EXERCISER
Write the serial number in the
space above for reference.
Serial
Number
Decal
• Assembly
• Operation
• Maintenance
• Part List and Drawing
User's Manual
A CAUTION
Read all precautions and instruc-
tions in this manual before using
this equipment. Keep this manu-
al for future reference.
Patent Pending
Sears, Roebuck and Co., Hoffman Estates, IL 60179
Ca rd ioC rossTrai net8 2 0
TABLE OF CONTENTS
IMPORTANT PRECAUTIONS ............................................................. 3
BEFORE YOU BEGIN ................................................................... 4
ASSEMBLY ........................................................................... 5
HOW TO USE THE ELLIPTICAL CROSSTRAINER ............................................. 9
MAINTENANCE AND TROUBLESHOOTING ................................................. 20
CONDITIONING GUIDELINES ............................................................ 21
PART LIST ........................................................................... 22
EXPLODED DRAWING ................................................................. 23
HOW TO ORDER REPLACEMENT PARTS ........................................... Back Cover
FULL 90 DAYWARRANTY ....................................................... Back Cover
2
IMPORTANT PRECAUTIONS
WARNING: To reduce the risk of serious injury, read the following important precau-
tions before using the elliptical crosstrainer.
1. Read all instructions in this manual before
using the elliptical crosstrainer.
2. It is the responsibility of the owner to ensure
that all users of the elliptical crosstrainer
are adequately informed of all precautions.
3. The elliptical crosstreiner is intended for
home use only. Do not use the elliptical
crosstrainer in a commercial, rental, or insti-
tutlonal setting.
4. Place the elliptical crosstrainer on a level
surface, with a mat beneath it to protect the
floor or carpet. Keep the elliptical crosstrain-
el" indoors, away from moisture and dust.
5. Inspect and properly tighten all parts regu-
larly, Replace any worn parts immediately.
6. Keep children under 12 and pets away from
the elliptical crosstrainer at all times.
7. The elliptical crosstralner should not be used
by persons weighing more than 250 pounds.
8. Wear appropriate exercise clothes when
using the elliptical crosstralner. Always wear
athletic shoos for foot protection while exer-
cising.
9. Hold the handgrip pulse sensor or the han-
dlebars when mounting, dismounting, or
using the elliptical crosstrainer.
10. The pulse sensor is not a medical device.
Various factors may affect the accuracy of
heart rate readings. The pulse sensor is
intended only as an exercise aid in determin-
ing heart rate trends in general.
11. Keep your back straight when using the ellip-
tical crosstrainer; do not arch your back.
12. If you feel pain or dizziness while exercis-
ing, stop immediately and begin cooling
down.
13.When you stop exercising, allow the pedals
to slowly come to a stop.
14. The decal shown below has been placed on
the elliptical crosstrainer. If the decal is
missing, or if it is not legible, please call
toll-free 1-800-999-3756 to order a free
replacement decal. Apply the decal in the
location shown.
, Misuseofthis
pro_uclmayresun
nsehousinjury.
, Readuser's manua
andfollow all
warningsand
opera_bngIrl$[ruct_oqs
priortOuse,
• Donot allow
_lldren oncr around
machine
• ReplaCelabel
d damaged, illegible
or renlOVeO
WARNING: Before beginning this or any exercise program, consult your physician.
This is especially important for persons over the age of 35 or persons with pre-existing health prob-
lems. Read all instructions before using. Sears assumes no responsibility for personal injury or
property damage sustained by or through the use of this product.
3
BEFORE YOU BEGIN
Congratulations for selecting the new PROFORM®
820 CARDIO CROSSTRAINER. The PROFORM®820
is an incredibly smooth exerciser that moves your feet
in a natural elliptical path, minimizing the impact on
your knees and ankles. And the unique PROFORM ®
820 features adjustable resistance and a state-of-the-
art console to help you get the most from your
exercise.
For your benefit, read this manual carefully before
you use the elliptical crosstrainer. If you have
Handgrip
Pulse Sensor
Handlebar
questions after reading this manual, call 1-800-4-MY-
HOME®(1-800-4694663). To help us assist you,
please note the product model number and serial
number before calling. The model number is
831.283520. The serial number can be found on a
decal attached to the elliptical crosstrainer (see the
front cover of this manual for the location of the decal).
Beforereading further, please familiarize yourself with
the parts that are labeled in the drawing below.
Console
Water BottleHolder*
FRONT
Pedal
Wheel Flex Bar
LevelingFoot
PedalDisk
LEFT SIDE
BACK
*No water bottle is included
4
ASSEMBLY
Assembly requires two persons. Place all parts ofthe ellipticalcrosstrainerin a clearedarea and remove the
packingmaterials. Do not disposeof the packing materialsuntilassembly is completed. In addition to the
included allen wrenches, assembly requires a phillips screwdriver
wrench _, and a rubber mallet _ , an adjustable
U
As you assemble the ellipticalcmsstrainer,use the drawings below to identifythe small parts used in assembly.
The number in parenthesisbelow each drawing refers tothe key numberof the part, from the PART LIST on
page 22. The second number refers to the quantityneeded for assembly. Note: Some small parts may have
been pre-assembled. If a part is not in the parts bag, check to see if it has been pre-assembled.
Note: If a part isnot inthe parts bag, first check to see ifit has been pre-assembled. If a part is missing,
call toll-free 1-800-999-3756.
M4 x 16mm M4 x 22mm M8 Nylon
Screw (66)-4 Screw (93)-2 Locknut(46)-4
©B
Frame Spacer (83)--1
M8 x 45mm ButtonBolt(50)-4
M10 Split
Washer (70)-1
M8x 19mmShoulder
Screw (22)-2
MlO x 112mm Carriage Bolt(34)-4
MlO x 88mm Button Screw (63)-1
M10.3 Black
Washer (53)-2
MIO Nylon
Locknut(29).6
MlO
Washer (38)-6
MIO x 33mm Carnage
Bolt(20)-2
M1Ox 78mm ButtonBolt (27)-2
5
1. Identify the Front Stabilizer (3). While anotherperson
lifts the front of the Frame (1), attach the Front
Stabilizer to the Frame with two M10 x 112mm
Carriage Bolts (34) and two M10 Nylon Locknuts (29).
Make sure that the Front Stabilizer is turned so the
Wheels (32) are not touching the floor.
34
32
3
29
2. While another person lifts the back of the Frame (1),
attach the Rear Stabilizer (4) to the Frame with two
M10 x 112mm Carriage Bolts (34) and two M10 Nylon
Locknuts (29).
3. While another person holds the Upright (2) in the posi-
tion shown, connect the Upper Wire Harness (86) to
the Lower Wire Harness (87). Carefully pull the
upper end of the Upper Wire Harness to remove
any slack. While holding the upper end of the
Upper Wire Harness, insert the Uprightintothe
Frame (1). Do not pinch the Wire Harnesses.
Slide an M10 Split Washer (70) and a Frame Spacer
(83) onto an M10 x 88ram Button Bolt (63). Insert the
Button Bolt into the Frame (1) and the Upright (2).
Make sure that the concave end of the Frame
Spacer is turned toward the Frame. Do not tighten
the Button Bolt yet,
Attach the Water Bottle Holder (91) to the Upright
(2) with two M4 x 22mm Screws (93).
2
4
Make sure the
wire harnesses
do not get
pinched and
91 damaged during
_._ this step.
2I
63 70
4. While another person holds the Console (5) in the
position shown, connect the wire harness on the
Console to the Upper Wire Harness (86). Insert the
excess wire harness into the Upright (2). Next, attach
the Console to the Upright with four M4 x 16mm
Screws (66). Be careful to avoid pinching the wire
harnesses.
Wire
Harness
86
66
66
6
Make sure the
wire harnesses
do not get
pinched and
damaged during
this step.
5. The Console (5) requires four "D" batteries (not includ-
ed); alkaline batteries are recommended. Pull the bat-
tery drawer open. Insert four batteries into the battery
drawer. Make sure that the batteries are oriented as
shown by the diagram inside the battery drawer.
Close the battery drawer. Note: When the batteriesare
installedcorrectly,thefan willturn onfora moment.
6. Identify the LeftHandlebar(9), whichis markedwitha
sticker. Insert the Left Handlebar into one of the
Handlebar Legs (79); make sure that the Handlebar
Leg is turned so the hexagonal holes are on the
indicated side, Attach the Left Handlebarto the
Handlebar Leg with two M8 x 45mm ButtonBolts(50)
and two M8 Nylon Locknuts(46). Make sure that the
Nylon Locknuts are inside of the hexagonal holes.
Do not fully tighten the Button Bolts yet.
Batteries
Battery
Drawer
Apply a small amount of the included grease to the left
and right axles on the Upright (2).
Carefully slide an UprightSpacer (26), a Handlebar
Spacer (25), the Left Handlebar (9), and a Handlebar
Cap (23) onto the left axle on the Upright (2) as shown.
Slide an M10.3 Black Washer (53) onto an M8 x 19mm
Shoulder Screw (22), and tighten the Shoulder Screw
into the axle.
Attach the RightHandlebar and the otherHandlebar Leg
(not shown) in the same way.
7. Hold the lower end of the left Handlebar Leg (79) inside
of the left Front Flex Bracket (17). Apply a small
amount of grease to an M10 x 78mm Button Bolt (27).
Attach the left Handlebar Leg to the left Front Flex
Bracket with the Button Bolt, two M 10 Washers (38),
and an M 10 Nylon Locknut (29). Do not overtighten
the Nylon Locknut; the left Handlebar Leg must be
able to pivot freely.
Attach the right Handlebar Leg (79) to the right Front
Flex Bracket (17) in the same way.
53
22
23
79
17
38
27
Refer to step 6. Tighten the M8 x 45mm Button Bolts
(50) in the Handlebar Legs (79). Refer to step 3.
Tighten the M10 x 88mm Button Bolt (63).
Grease
7
8. Identify the Left Pedal (13). Attach the Left Pedal to the
left Flex Bar (14) with an M10 x 33mm Carriage Bolt
(20), an M10 Washer (38), and a Pedal Knob (15) as
shown. Note: The Left Pedal can be attached in any of
five positions (see HOW TO ADJUST THE PEDALS on
page 9).
Attach the Right Pedal (not shown) in the same way.
Make sure that both Pedals are in the same position.
14
15
9. Make sure that all parts of the elliptical crosstrainer are properly tightened. Note: Some hardware may
be left over afterassembly is completed.To protectthe floor or carpet from damage, place a mat underthe
ellipticalcrosstrainer.
8
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