Patent Pending Model No. NTTL18903 Serial No. Find the serial number in the location shown below. Write the serial number in the space above for reference. USER'S MANUAL Serial Number Decal QUESTIONS? If you have questions, or if there are missing parts, we will guarantee complete satisfaction through direct assistance from our factory. TO AVOID UNNECESSARY DELAYS, PLEASE CALL DIRECT TO OUR TOLL-FREE CUSTOMER HOT LINE.
TABLE OF CONTENTS IMPORTANT PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 BEFORE YOU BEGIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IMPORTANT PRECAUTIONS WARNING: To reduce the risk of burns, fire, electric shock, or injury to persons, read the following important precautions and information before operating the treadmill. 1. It is the responsibility of the owner to ensure that all users of this treadmill are adequately informed of all warnings and precautions. 12. Failure to use a properly functioning surge suppressor could result in damage to the control system of the treadmill.
21. Do not change the incline of the treadmill by placing objects under the treadmill. your CD player or VCR when you are not using them. 22. When folding or moving the treadmill, make sure that the storage latch is fully closed. 26. Inspect and tighten all parts of the treadmill regularly. 23. When using iFIT.com CDs and videos, an electronic “chirping” sound will alert you when the speed and/or incline of the treadmill is about to change.
BEFORE YOU BEGIN Thank you for selecting the revolutionary APEX 4100i treadmill from NordicTrack®. The APEX 4100i offers an impressive array of features to make your home workouts more enjoyable and effective. And when you’re not exercising, the unique APEX 4100i can be folded up, requiring less than half the floor space of other treadmills. Department toll-free at 1-888-825-2588, Monday through Friday, 6 a.m. until 6 p.m. Mountain Time (excluding holidays).
ASSEMBLY Assembly requires two people. Set the treadmill in a cleared area and remove all packing materials. Do not dispose of the packing materials until assembly is completed. Assembly requires the included allen wrench and your own flat-bladed screwdriver . Note: The underside of the treadmill walking belt is coated with high-performance lubricant. During shipping, a small amount of lubricant may be transferred to the top of the walking belt or the shipping carton.
4. Slide the Grounding Bracket (136) onto one of the Handrail Spacers (92) in the location shown. 4 136 A 92 Tabs See inset drawing A. Pinch the tabs on the Grounding Bracket (136) so that the tabs will fit into the hole in the Upright (83) (see inset drawing B). See inset drawing B. Place the Handrail Spacer (92) on the left Upright (83) as shown, with the cutout on the indicated side.
OPERATION AND ADJUSTMENT THE PERFORMANT LUBETM WALKING BELT an equipment-grounding conductor and a grounding plug. Plug the power cord into a surge suppressor, and plug the surge suppressor into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances. Important: The treadmill is not compatible with GFCI-equipped outlets. Your treadmill features a walking belt coated with PERFORMANT LUBETM, a high-performance lubricant.
Program Display Main Display Pulse Sensor Note: If there is a thin sheet of clear plastic on the face of the console, remove it. Pulse Sensor Clip Key FEATURES OF THE CONSOLE sonal trainer right in your home. Using the included audio cable, you can connect the treadmill to your home stereo, portable stereo, or computer and play special iFIT.com CD programs (CDs are available separately). IFIT.
2 CAUTION: Before operating the Plug in the power cord. See HOW TO PLUG IN THE POWER CORD on page 8. console, read the following precautions. • Do not stand on the walking belt when turning on the power. 3 • Always wear the clip (see the drawing below) while operating the treadmill. Move the on/off switch to the on position. Locate the on/off switch on the treadmill near the power cord. Move the on/off switch to the on position.
5 HOW TO USE THE MANUAL MODE 1 The LED track—When the manual mode or the iFIT.com mode is selected, the program display will show an LED track representing 1/4 mile. As you exercise, the indicators around the track will light in sequence until you have walked or run 1/4 mile. A new lap will then begin. Insert the key fully into the console. See GETTING STARTED on page 10. 2 Select the manual mode. When the key is inserted, the manual mode will automatically be selected.
as shown by the indicators. When a different program is selected, the display will show the time remaining in the program, your current pace, and the time remaining in the current segment of the program. Note: During the fitness test program, the display will show the elapsed time, your current pace, and the time remaining in the current segment of the program. 7 Step onto the foot rails, press the Stop button, and adjust the incline of the treadmill to the lowest level.
Three seconds after a preset program is selected, the name of the selected program, the maximum speed setting for the program, the maximum incline setting for the program, and the total program time will begin to scroll across the main display. Note: Each time a segment ends and the speed settings move to the left, if all of the indicators in the Current Segment column are lit, the speed settings may move downward so that only the highest indicators in the columns will appear in the program display.
Refer to the program display. Each custom program is divided into one-minute segments. One speed setting and one incline setting can be programmed for each segment. The speed setting for the first segment will be shown in the Current Segment flashing Current Segment column of the program display. (The incline settings are not shown in the program display.
column and the column to the right will flash, a series of tones will sound, the speed setting and the incline setting will flash in the main display, and all speed settings will move one column to the left. The speed setting for the second segment will then be shown in the flashing Current Segment column and the treadmill will automatically adjust to the second speed and incline settings that you programmed previously. HOW TO USE CUSTOM PROGRAMS 1 Insert the key fully into the console.
If you have already entered your age, go to step 5. If you have not entered your age, press the Enter Age buttons to enter your age. The buttons can be held down to enter your age quickly. Once you have entered your age, it will be saved in memory. HOW TO USE THE FITNESS TEST PROGRAM The fitness test program is designed to measure your relative fitness level.
At the beginning of each four-minute level, the speed and/or the incline of the treadmill will automatically increase. The fitness test program will continue in this way until your heart rate reaches 70% of your estimated maximum heart rate, and the current four-minute level is completed. The fitness test program will then be completed, regardless of how many levels remain.
4 play. When the first segment is completed, all heart rate settings will move one column to the left. The heart rate setting for the second segment will then be shown in the flashing Current Segment column, and the speed and/or the incline of the treadmill will change, if needed, to bring your heart rate closer to the heart rate setting for the second segment. Enter your age.
HOW TO CONNECT THE TREADMILL TO YOUR CD PLAYER, VCR, OR COMPUTER To use iFit.com CDs, the treadmill must be connected to your portable CD player, portable stereo, home stereo, or computer with CD player. See this page and page 20 for connecting instructions. To use iFIT.com videocassettes, the treadmill must be connected to your VCR. See page 21 for connecting instructions. To use iFIT.com programs directly from our Web site, the treadmill must be connected to your home computer.
HOW TO CONNECT YOUR HOME STEREO HOW TO CONNECT YOUR COMPUTER Note: If your stereo has an unused LINE OUT jack, see instruction A below. If the LINE OUT jack is being used, see instruction B. Note: If your computer has a 3.5mm LINE OUT jack, see instruction A. If your computer has only a PHONES jack, see instruction B. A. Plug one end of the audio cable into the jack on the front of the treadmill near the power cord. Plug the other end of the cable into the included adapter.
HOW TO CONNECT YOUR VCR Note: If your VCR has an unused AUDIO OUT jack, see instruction A below. If the AUDIO OUT jack is being used, see instruction B. If you have a TV with a built-in VCR, see instruction B. If your VCR is connected to your home stereo, see HOW TO CONNECT YOUR HOME STEREO on page 20. A. Plug one end of the audio cable into the jack on the front of the treadmill near the power cord. Plug the other end of the cable into the included adapter.
If the speed or incline settings are too high or too low, you can manually override the settings at any time by pressing the Speed or Incline buttons on the console. However, when the next “chirp” is heard, the speed and/or incline will change to the next settings of the CD or video program. • Adjust the volume of your CD player or VCR. If the volume is too high or too low, the console may not detect the program signals.
7 HOW TO USE PROGRAMS DIRECTLY FROM OUR WEB SITE When the on-screen countdown ends, the program will begin and the walking belt will begin to move. Hold the handrails, step onto the walking belt, and begin walking. During the program, an electronic “chirping” sound will alert you when the speed and/or incline of the treadmill is about to change. CAUTION: Always listen for the “chirp” and be prepared for speed and/or incline changes. Our Web site at www.iFIT.
THE INFORMATION MODE/DEMO MODE THE OPTIONAL CHEST PULSE SENSOR The console features an information mode that keeps track of the total number of hours that the treadmill has been operated and the total number of miles that the walking belt has moved. The information mode also allows you to switch the console from miles per hour to kilometers per hour. In addition, the information mode allows you to turn on and turn off the demo mode. An optional chest pulse sensor adds even more features to the console.
HOW TO FOLD AND MOVE THE TREADMILL HOW TO FOLD THE TREADMILL FOR STORAGE 1 Before folding the treadmill, adjust the incline to the lowest position. If this is not done, the treadmill may be permanently damaged. Remove the key and unplug the power cord. CAUTION: You must be able to safely lift 45 pounds (20 kg) in order to raise, lower, or move the treadmill. 1. Hold the treadmill with your hands in the locations shown at the right.
TROUBLE-SHOOTING Most treadmill problems can be solved by following the steps below. Find the symptom that applies, and follow the steps listed. If further assistance is needed, please call our Customer Service Department tollfree at 1-888-825-2588, Monday through Friday, 6 a.m. until 6 p.m. Mountain Time (excluding holidays). PROBLEM: The power does not turn on SOLUTION: a.
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 8. b. If the walking belt is overtightened, treadmill performance may decrease and the walking belt may become 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.
CONDITIONING GUIDELINES uses easily accessible carbohydrate calories for energy. Only after the first few minutes does your body begin to use stored fat calories for energy. If your goal is to burn fat, adjust the speed and incline of the treadmill until your heart rate is near the lowest number in your training zone. WARNING: Before beginning this or any exercise program, consult your physician.
SUGGESTED STRETCHES The correct form for several basic stretches is shown at the right. Move slowly as you stretch—never bounce. 1. Toe Touch Stretch Stand with your knees bent slightly and slowly bend forward from your hips. Allow your back and shoulders to relax as you reach down toward your toes as far as possible. Hold for 15 counts, then relax. Repeat 3 times. Stretches: Hamstrings, back of knees and back. 1 2. Hamstring Stretch Sit with one leg extended.
PART LIST—Model No. NTTL18903 R0102A To locate the parts listed below, refer to the EXPLODED DRAWING attached in the center of this manual. Key No. Qty. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21* 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49** 50 2 1 1 1 4 2 1 1 1 1 1 1 2 2 2 8 1 1 4 1 1 1 1 2 1 1 3 3 1 1 2 1 1 4 1 2 1 2 2 6 1 1 1 1 4 1 1 8 1 1 Description Key No. Qty.
Key No. Qty. 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122** 123 124 125 126 127 1 1 2 2 2 2 1 6 20 2 2 2 1 3 1 1 8 3 1 1 1 1 4 4 2 1 1 Description 12” Audio Wire Shock Front Wheel Bolt Front Wheel Bushing Front Wheel Front Wheel Spacer Magnet Base Pad Base Pad Screw/Misc. Screw Warning Decal Upright Endcap Belt Guide Wire Track Base Plate Screw Base Plate Base Plate Bumper 1” Console Screw 3/4” Console Screw Audio Wire Nut Console Back Releaseable Tie iFIT.
63 62 69 65 66 100 136 60 69 97 67 69 63 62 64 58 57 6 68 69 16 76 45 70 60 59 61 132 69 6 58 57 16 112 45 2 19 132 9 8 19 69 132 130 48 69 16 19 1 7 45 76 4 10 19 107 132 16 5 11 13 29 69 40 24 32 33 62 64 15 69 40 43 109 18 3 129 40 26 42 78 44 17 34 69 5 15 14 16 34 38 39 35 3 56 48 69 40 36 31 13 41 37 129 50 3 3 47 128 69 34 69 46 34 51 52 126 48 3 53 31 119 55 54 27 To identify the parts show
120 74 117 118 117 77 117 73 71** 117 75 69 118 118 74 79 74 69 118 75 80 117 117 81 116 115 114 77 74 111 82 51 84* 114 108 110 83 85 86 28 109 109 103 90 114 109 108 105 89 88 104 87 28 106 91 28 109 111 40 94 113 109 95 109 108 110 96 109 108 40 102 124 109 105 94 93 95 106 108 94 131 Kirk 99 121 123 48 ll erga Nieb 49** 122** 104 103 98 96 P U 72** O 125 R 92 G T.
LIMITED WARRANTY WHAT IS COVERED—The entire NordicTrack® APEX 4100i treadmill (“Product”) is warranted to be free of all defects in material and workmanship. WHO IS COVERED—The original purchaser or any person receiving the Product as a gift from the original purchaser. HOW LONG IS IT COVERED—ICON Health & Fitness, Inc. (“ICON”), warrants the motor for three years after the date of purchase. The belt and deck are covered for two years after the date of purchase.