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All replacement parts are available for immediate purchase or 
special order when you visit your nearest SEARS Service
Center. To request service or to order parts by telephone, call
the toll-free numbers listed at the left.

When requesting help or service, or ordering parts, please be 
prepared to provide the following information:

•  The MODEL NUMBER of the product (831.283110)

•  The NAME of the product (PROFORM

®

SR 20 exercise

cycle)

•  The KEY NUMBER and DESCRIPTION of the PART (see

the PART LIST and the EXPLODED DRAWING on pages 14
and 15)

Model No. 831.283110

QUESTIONS?

If you find that:

•  you need help assembling or

operating the PROFORM

®

SR 20

exercise cycle

•  a part is missing

•  or you need to schedule repair

service

call our toll-free HELPLINE

1-800-736-6879

Monday–Saturday, 7 am–7 pm
Central Time (excluding holidays)

REPLACEMENT
PARTS

If parts become worn and need to
be replaced, call the following toll-
free number

1-800-FON-PART 
(1-800-366-7278)

Part No. 187370 R0802A

Printed in China © 2002 Sears, Roebuck and Co.

FULL 90 DAY WARRANTY

For 90 days from the date of purchase, if failure occurs due to defect in material or workmanship in this
SEARS BIKE EXERCISER, contact the nearest SEARS Service Center throughout the United States
and SEARS will repair or replace the BIKE EXERCISER, free of charge.

This warranty does not apply when the BIKE EXERCISER is used commercially or for rental purposes.

This warranty gives you specific legal rights, and you may also have other rights which vary from state
to state.

SEARS, ROEBUCK AND CO., DEPT. 817WA, HOFFMAN ESTATES, IL 60179

Summary of Contents for 831.283110

Page 1: ...manual before using this equipment Keep this manual for future reference Serial Number Decal Model No 831 283110 Serial No Patent Pending Visit our website at www proform com new products prizes fitn...

Page 2: ...for foot protection 7 The exercise cycle should not be used by persons weighing more than 250 pounds 8 Always keep your back straight when using the exercise cycle do not arch your back 9 If you feel...

Page 3: ...ter reading the manual please call our toll free HELPLINE at 1 800 736 6879 Monday through Saturday 7 a m until 7 p m Central Time excluding holidays To help us assist you please note the prod uct mod...

Page 4: ...the PART LIST on page 14 The second number refers to the quantity needed for assembly Note Some small parts may have been pre attached for shipping If a part is not in the parts bag check to see if i...

Page 5: ...able and the console wire into the indicated hole and down through the Upright Attach the ground wire to the Upright with an M4 x 16mm Screw 32 Insert the excess wire and cable into the Upright 13 Att...

Page 6: ...wire to the Reed Switch Wire 43 Next connect the console cable to the Lower Cable 36 in the following way Refer to inset drawing A Pull up on the metal brack et on the Lower Cable 36 and insert the t...

Page 7: ...en the Left Pedal counterclockwise into the Left Crank Arm 40 Tighten the Right Pedal not shown clockwise into the Right Crank Arm Important Tighten both Pedals as firmly as possible After using the e...

Page 8: ...st up and down slightly until the pin on the knob snaps into one of the holes in the seat post Then turn the knob clockwise until it is tight HOW TO ADJUST THE PEDALING RESISTANCE To adjust the pedal...

Page 9: ...laced it may be necessary to reselect the desired unit of measurement HOW TO OPERATE THE CONSOLE Make sure that there are batteries in the console see BATTERY REPLACEMENT on page 11 If there is a thin...

Page 10: ...wo dashes will appear After a moment your heart rate will be shown For the most accurate heart rate reading continue to hold the handgrips for about 15 seconds 4 To turn off the power simply wait for...

Page 11: ...12mm Round Head Screw 29 from the right side of the Side Shield Cover 19 Using an adjustable wrench turn the Left Pedal 24 clockwise and remove it Next remove the two M4 x 16mm Screws 32 from the Left...

Page 12: ...ercise Aerobic Exercise If your goal is to strengthen your cardiovascular sys tem your exercise must be aerobic Aerobic exer cise is activity that requires large amounts of oxygen for prolonged period...

Page 13: ...lles Stretch With one leg in front of the other reach forward and place your hands against a wall Keep your back leg straight and your back foot flat on the floor Bend your front leg lean forward and...

Page 14: ...Knob 29 2 M4 x 12mm Round Head Screw 30 1 Rear Stabilizer 31 2 Front Endcap 32 10 M4 x 16mm Screw 33 4 M10 x 75mm Carriage Bolt 34 7 M10 Black Nylon Locknut 35 1 Flywheel Washer 36 1 Lower Cable 37 1...

Page 15: ...24 25 37 38 44 40 41 32 29 33 2 31 39 34 35 34 34 22 32 43 41 41 32 32 41 12 28 15 45 26 25 5 20 4 33 7 8 10 23 7 31 34 34 42 42 47 42 42 47 21 32 32 34 11 14 21 9 32 46 10 27 36 3 3 EXPLODED DRAWING...

Page 16: ...d to schedule repair service call our toll free HELPLINE 1 800 736 6879 Monday Saturday 7 am 7 pm Central Time excluding holidays REPLACEMENT PARTS If parts become worn and need to be replaced call th...

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