Model No. 831.21521.1

Serial No.

Serial

Number

Decal

???Assembly

???Operation

???Maintenance

???Part List and Drawing

CAUTION

Read all precautions and instruc-

tions in this manual before using this equipment. Keep this manual for future reference.

RC E

User's Manual

Sears, Roebuck and Co., Hoffman Estates, IL 60179

IMPORTANT PRECAUTIONS

AWARNING: Toreducetheriskofseriousinjury,readthefo,owingimportant precau-

tionsbefore using the exercise cycle.

1.Read all instructions in this manual and all warnings on the exercise cycle before using the exercise cycle. Use the exercise cycle only as described in this manual.

2.It is the responsibility of the owner to ensure that all users of the exercise cycle are ade- quately informed of all precautions.

3.The exercise cycle is intended for home use only. Do not use the exercise cycle in

a commercial, rental, or institutional setting.

4.Keep the exercise cycle indoors, away from moisture and dust. Place the exercise cycle on a level surface, with a mat beneath it to protect the floor. Make sure that there is enough clearance around the exercise cycle to mount, dismount, and use it.

5.Inspect and properly tighten all parts regular- ly. Replace any worn parts immediately.

6.Keep children under the age of 12 and pets away from the exercise cycle at all times.

7.The exercise cycle should not be used by persons weighing more than 250 pounds.

8.Wear appropriate clothes when exercising;

do not wear loose clothes that could become caught on the exercise cycle. Always wear athletic shoes for foot protection.

9.The pulse sensor is not a medical device.

Various factors, including the user's move= merit, may affect the accuracy of heart rate readings. The pulse sensor is intended only as an exercise aid in determining heart rate trends in general.

10.Always keep your back straight when using the exercise cycle; do not arch your back.

11.If you feel pain or dizziness while exercising, stop immediately and cool down.

12.The exercise cycle does not have a free= wheel; the pedals will continue to move until the flywheel stops.

WARNING???B 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 problems. Read all instructions before using. Sears assumes no responsibility for personal injury or property damage sustained by or through the use of this product.

BEFORE YOU BEGIN

Congratulations for selecting the new PROFORM _'GR 80 exercise cycle. Cycling is one of the most effective exercises for increasing cardiovascular fitness, building endurance, and toning the body. The GR 80 exercise cycle offers a selection of features designed to let you enjoy this healthful exercise in the convenience and privacy of your home.

For your benefit, read this manual carefully before you use the exercise cycle. If you have questions

Fan

Console

after reading this manual, please call 1-800-4-MY- HOME" (1-800-469-4663). To help us assist you, please note the product model number and serial number before calling. The model number is 831.21 521.1. The serial number can be found on a

decal attached to the exercise cycle (see the front cover of this manual).

Before reading further, please familiarize yourself with the parts that are labeled in the drawing below.

Pulse Sensor

FRONT

-- Pedal/Strap

Seat

Wheel

REAR

CAUTION: The warning decal shown above has location shown, if the decal is missing, or if it is order a free replacement decal. Apply the decal

Adjustment Knob

Handlebar

RIGHT SIDE

been placed on the exercise cycle in the

not legible, call toll-free 1-888-533-1333 and in the location shown.

ASSEMBLY

Assembly requires two persons, Place all parts of the exercise cycle in a cleared area and remove the packing materials. Do not dispose of the packing materials until assembly is completed.

in addition to the included tools, assembly requires a Phillips screwdriver G_ ======_and two

adjustable wrenches _,

Use the drawings below to identify the small parts used for assembly. The number in parentheses below each drawing is the key number of the part, from the PART LIST on page 14. The number following the key number is the quantity needed for assembly. Note: Some small parts may have been pre-assembJed, if a part is not in the parts bag, check to see if it has been pre-assembled. If a part is missing, call toIFfree 1-888-533-1333.

MIO x 75mm Carriage Bolt (51)-4

Attachoneof theSeatFrames(7)to theHandlebar (6)withan M8x 7OmmButtonBolt(54),an M8Split Washer(59),andan M8NylonLocknut(60).Donot tightenthe ButtonBolt yet.

AttachtheotherSeatFrame(7)inthesameway.

SlidetheSeatFrameTop(8)ontotheSeatFrames

(7).AttachtheBackrest(5)to theSeatFramesand theSeatFrameTopwithfourM6x 38mmButton Screws(48)andfourM6Washers(55).Donottight-

en the Button Screws yet.

54

//

55

//

48

48

HaveanotherpersonholdtheSeatFrames(7)under

theRearFrame(2)asshownAttachtheSeatFrames. andtheSeat(12)to theRearFramewithfourM6x 42mmButtonScrews(49)andfourM6Washers(55).

Seestep3.TightenthetwoM8x 70mmButton

Bolts(54).

Seestep4,TightenthefourM6x 38mmButton

Screws(48).

49

TheConsole(16)requiresfourDbatteries(notinclud- ed);alkalinebatteriesarerecommendedPressthe. tabonthebatterydoorandremoveit. Insertfourbat- teriesintotheConsoleasshown.Makesurethatthe batteriesareorientedasshownbythemarkings on the batterydoor.Reattachthebatterydoor.

Connecttheconsolewireharnessto the Upper Wire

Harness (36). Insert the console wire harness into the Upright (13). Attach the Console (16) to the Upright with four M4 x 16mm Round Head Screws (52).

16

Batteries

Tab

Battery Door

Console

Wire

Harness

52

16

36

8.

.

36

65

using the exercise cycle for one week, retighten the Pedals. For best performance, the Pedals must be kept tightened.

Adjust the left Pedal Strap (25) to the desired position, and press the end of the Pedal Strap onto the tab on the Left Pedal (24). Adjust the right Pedal Strap (not

shown) in the same way.

24

Tab

10.Make sure that all parts are properly tightened before you use the exercise cycle. Note: After assembly is completed, some extra parts may be left over. Place a mat beneath the exercise cycle to protect the floor.

7

HOW TO OPERATE THE EXERCISE CYCLE

@

I t"l U MP. 2

ILl, t .PM

AWARNII_ _. Toreduceriskof ser)ou4inju[y,readand understandtheuser'sm_nual,

Monitoryour progress with the display,

The upper half of the display will show the elapsed time, the distance you have pedaled, and the resistance level of the pedals.

The display will change from one mode to the next every few seconds.

approximate num-

ber of calories you have burned. The

display will change from one mode to the other every few seconds. The lower half of the display will also show your heart rate when you use the handgrip pulse sensor (see step 5). Note: When a program is selected (except for pulse program 1), the display will show the time remaining in the program instead of the elapsed time.

Note: The console can display speed and dis- tance in either miles or kilometers. The letters

MPH or KM/H will appear in the lower half of the display to show which unit of measurement is

selected. To change the unit of measurement, first hold down the

Program/Manual button for several

seconds. An E (for English) or an M (for metric) will appear in the dis- play. Press the

Increase button to change the unit of measure- ment. When the desired unit of measurement is

selected, press the Program/Manual button again. Note: When the batteries are replaced, it may be

necessary to reselect the desired unit of measure- ment.

Measure your heart rate if desired.

Next, hold the handgrip pulse sensor with your palms resting on the contacts. When your pulse is detected, the heart-shaped indicator in the lower half of the display will flash each time your heart beats, and your heart rate will be shown.

For the most accurate heart rate reading, continue to hold the handgrip pulse sensor for about 30 seconds. Note: If you continue to hold the hand- grip pulse sensor, the display will show your heart rate for about 30 seconds. The display will then show your heart rate along with the other modes. If your heart rate is not shown, make sure that your hands are positioned as described. Avoid moving your hands excessively or squeezing the metal contacts too tightly. For optimal perfor- mance, periodically clean the metal contacts

using a soft cloth; never use alcohol, abrasives, or chemicals.

Turn on the fan if desired.

To turn on the fan at low speed, press the fan button. To turn on the fan at high speed, press the fan button a second time. To turn off the fan, press the fan button a third time. Note: If the fan is turned on but the pedals are not moved for thir- ty seconds, the fan will automatically turn off to conserve the batteries.

Slide the thumb tab on the right side of the fan to adjust

the angle of the fan.

When you are finished exercising, the console will automatically turn off.

If the pedals are not moved for a few seconds, the time will begin to flash and the console will pause.

If the pedals are not moved for a few minutes, the console will turn off and the display will be reset.

If there are sheets of clear

plastic on the metal contacts

on the handgrip

pulse sensor, remove them.

Cont_

9

HOW TO USE A PULSE PROGRAM

Pulse program 1 is designed to keep your heart rate within a set range during your workout. Pulse program 2 is designed to keep your heart rate near a target heart rate setting that you select.

Follow the steps below to use a pulse program.

Turn on the console.

See step 1 on page 8.

Select a pulse program.

To select pulse program 1 or 2, press the Program/Manual button repeatedly until the number 1 or 2 appears

along the left side of the display.

Enter a target heart rate.

If pulse program 1 is selected, the maximum target heart rate setting for the program will flash in the display (see the drawing above). Press the Increase and Decrease buttons to change the setting, if desired (see EXERCISE iNTENSITY

on page 13). If the maximum target heart rate setting is increased or decreased, the intensity level of the entire program will increase or decrease.

If pulse program 2 is selected, the target heart rate setting for the entire program will flash in the display. Press the Increase and Decrease buttons to change the setting, if desired (see EXERCISE INTENSITY on page 13).

Hold the handgrip pulse sensor.

It is not necessary to hold the handgrip pulse sensor continuously during a pulse program; however, you must hold the handgrip pulse sen- sor frequently. Each time you hold the hand- grip pulse sensor, keep your hands on the metal contacts for at least 30 seconds. Note: When you are not holding the handgrip pulse sensor, the letters PLS will appear in the display instead of your heart rate.

Begin pedaling to start the program,

Pulse program 1 is 30 minutes long, and is divided into several time periods of different lengths. One target heart rate is programmed for each period. Pulse program 2 is sixty minutes long (you may choose to use only part of the pro- gram). The same target heart rate is programmed for the entire program.

During the program, the console will regularly compare your heart rate to the target heart rate setting. If your heart rate is too far below or above the target heart rate setting, the resistance of the pedals will automatically increase or decrease to being your heart rate closer to the target heart rate setting. Note: If the resistance level is too high or too low, you can override it by pressing the Increase and Decrease buttons. However, when the console compares your heart rate to the tar- get heart rate setting, the resistance may auto- matically change.

After the first minute of the program, the pace guide will help you to maintain a steady pedaling pace. When one of the two lower indicators lights, increase your pace; when one of the two upper indicators lights, decrease your pace. When the center indicator lights, maintain your current pace. Important: The pace guide is intended only to provide a goal, Make sure to pedal at a pace that is comfortable for you,

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RPMRPMRPM

The display will show the time remaining in pulse program 1, or the elapsed time in pulse program 2. If you stop pedaling for a few seconds, the program will pause and the time will flash in the display. To restart the program, simply resume pedaling.

Monitor your progress with the display.

See step 4 on page 9.

10

Turn on the fan if desired.

See step 6 on page 9.

When you are finished exercising, the console will automatically turn off,

See step 7 on page 9.

.OWTOUSEAPRESETPROGRAM

Preset programs 3 and 4 automatically change the resistance of the pedals and prompt you to increase or decrease your pedaling pace as they guide you through effective workouts. The profiles printed on the left side of the display show how the resistance level and the target pace will change during the preset programs.

Follow the steps below to use a preset program.

Turn on the console.

See step 1 on page 8.

Select a preset program.

To select preset program 3 or 4,

press the

Program/Manual ,iff' !,_l'!_l..! J

button repeatedly ,il mm .. until the number 3

or 4 appears along the left side

of the display. When a preset program is select- ed, the display will show how long the program will last.

Begin pedaling to start the program.

Each preset program consists of several time periods of different lengths. One resistance level and one target pace are programmed for each period.

At the end of each period of the program, the resistance level will flash in the display for a few seconds. The resistance of the pedals will then

automatically change to the resistance level that is programmed for the next period. Note: If the resistance level is too high or too low, you can override it by pressing the Increase and Decrease buttons. However, when the current period ends, the resistance level will automatical- ly change if a different resistance level is pro- grammed for the next period.

During the program, the pace guide will prompt you to increase or decrease your pedaling pace. When one of the two lower indicators lights, increase your pace; when one of the two upper indicators lights, decrease your pace. When the center indicator lights, maintain your current pace. important: The pace guide is intended only to provide a goal. Make sure to pedal at a pace that is comfortable for you.

V

V

The display will show the time remaining in the program. If you stop pedaling for a few seconds, the program will pause and the time will flash in the display. To restart the program, simply resume pedaling.

Monitor your progress with the display.

See step 4 on page 9.

Measure your heart rate if desired.

See step 5 on page 9.

Turn on the fan if desired.

See step 6 on page 9.

When you are finished exercising, the console will automatically turn off.

See step 7 on page 9.

11

MAINTENANCE AND TROUBLESHOOTING

Inspect and properly tighten all parts of the exercise cycle regularly. Replace any worn parts immediately.

To clean the exercise cycle, use a damp cloth and a small amount of liquid dish soap. important: To avoid damage to the console, keep liquids away from the console and keep the console out of direct sunlight,

BATTERY REPLACEMENT

If the console display becomes dim, the batteries should be replaced; most console problems are the result of low batteries. To replace the batteries, see assembly step 6 on page 6.

HOW TO ADJUST THE REED SWITCH

If the console does not display correct feedback, the reed switch should be adjusted. To adjust the reed switch, you must first remove the Left Side Shield (9). Using an adjustable wrench, turn the Left Pedal (24) clockwise and remove it. Next, remove the seven

M4 x 16mm Screws (57) and the M4 x 25mm Screw (45). Then, carefully remove the Left Side Shield.

With the left side shield removed, locate the Reed Switch (43). Turn the Crank (31) until the Magnet (38) is aligned with the Reed Switch. Next, loosen, but do not remove, the indicated M4 x 16mm Screw (57). Slide the Reed Switch slightly closer to or away from the Magnet, and then retighten the Screw. Turn the Crank for a moment. Repeat until the console dis- plays correct feedback. When the Reed Switch is cor- rectly adjusted, reattach the left side shield and the left pedal.

HANDGRIP PULSE SENSOR TROUBLESHOOTING

If the handgrip pulse sensor does not function properly, see step 5 on page 9.

57

45

%

57

12

CONDiTiONiNG GUiDELiNES

The following guidelines will help you to plan your exercise program. Remember that proper nutrition and adequate rest are essential for successful results.

WARNING: Beforebeginning

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 problems.

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.

EXERCISE INTENSITY

Whether your goal is to burn fat or to strengthen your cardiovascular system, the key to achieving the desired results is to exercise with the proper intensity. The proper intensity level can be found by using your heart rate as a guide. The chart below shows recom- mended heart rates for fat burning, maximum fat burning, and cardiovascular (aerobic) exercise.

165 155 145 140 130 125 115 _

145 138 130 125 118 110 103 C.W?

125 120 115 110 105 95 90

20 30 40 50 60 70 80

To find the proper heart rate for you, first find your age at the bottom of the chart (ages are rounded off to the nearest ten years). Next, find the three numbers above

your age. The three numbers are your "training zone." The lowest number is the recommended heart rate for

fat burning, the middle number is the recommended

heart rate for maximum fat burning, and the highest number is the recommended heart rate for aerobic

exercise.

Fat Burning

To burn fat effectively, you must exercise at a relative- ly low intensity level for a sustained period of time.

During the first few minutes of exercise, your body uses easily accessible carbohydrate calories for ener- gy. Only after the first few minutes of exercise does your body begin to use stored fat calories for energy. tf your goal is to burn fat, adjust the intensity of your exercise until your heart rate is near the lowest num- ber in your training zone as you exercise.

For maximum fat burning, adjust the intensity of your exercise until your heart rate is near the middle of your training zone as you exercise.

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 periods of time. This increases the demand on the heart to pump blood to the muscles, and on the lungs to oxygenate the blood. For aerobic exercise, adjust the intensity of your exercise until your heart rate is near the highest number in your training zone.

WORKOUT GUIDELINES

Each workout should include the following three parts:

A warm-up, consisting of 5 to 10 minutes of stretching and light exercise. A proper warm-up increases your body temperature, heart rate, and circulation in prepa- ration for exercise.

Training zone exercise, consisting of 20 to 30 min- utes of exercising with your heart rate in your training zone. Note: During the first few weeks of your exer- cise program, do not keep your heart rate in your training zone for longer than 20 minutes.

A cool-down, with 5 to 10 minutes of stretching. This will increase the flexibility of your muscles and will help to prevent post-exercise problems.

EXERCISE FREQUENCY

To maintain or improve your condition, plan three work- outs each week, with at least one day of rest between workouts. After a few months of regular exercise, you may complete up to five workouts each week, if desired. Remember, the key to success is make exer- cise a regular and enjoyable part of your everyday life.

13

Note: # indicates a non-illustrated part. Specifications are subject to change without notice. If a part is missing, call toll-free 1-888-533-1333. See the back cover of this manual for information about ordering replacement parts.

14

8-44

57

45

50

18

16

18

33

1911,

51

53

30

15

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For the replacement parts, accessories, and user's manuals that you need to do=it-yourself.

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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