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Be Strong. ™ Model U916 Model R916 Owner’s Manual Commercial Series Bike Model: U916 & R916 P/N: 001-6882 Rev B (09/2006)
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Commercial Series U916 or R916 bike. For more than 30 years ® Nautilus has been producing the world’s finest fitness equipment used in health clubs and homes around the globe. We hope this product exceeds your expectations and is a valuable tool for your facility.
PRODUCT SPECIFICATIONS Model U916 Dimensions: 24” W x 45” L x 57” H (60.96 cm x 114.3 cm x 144.78cm) Unit Weight: 150 lbs (68 kg) Shipping Package Weight: 178 lbs (81 kg) Workout Area: 50” W x 81” L (127 cm x 205.74 cm) Power Requirements: 9V AC/DC Power Supply (Battery Charger) Max user weight: 400lbs (182 kg) Model R916...
5. Inspect this machine for loose parts or signs of wear. Pay special attention to the Seat, Pedals, and Crank Arms. Do not use if found in this condition; contact Nautilus Customer Service. 6. This machine is designed for a User’s Weight Limit of 400 pounds (182 kg).
Commercial Series Bike. Please read all safety precautions and warning information prior to using your product. Be sure to replace any warning label if damaged, illegible, or missing. If you need replacement labels, please call a Nautilus Representative at (800) 628-8458 (North America) or +41-26-460-77-77 (International office).
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Location: The warning label in Figure 1 is located on the side of the console mast. Figure 1 Label 2: See Figure 2 for general exercise warning label. Figure 2 Location: Affixed to the console face below the keypanel. Nautilus® Commercial Series Bike Owner’s Manual...
TRANSPORT Moving Your Machine To move the upright bike, stand in front of the machine and grasp the handlebars. Pull down until the transport wheels are in contact with the ground. (Note: Do not push down on the plastic shroud with your feet when tilting machine up to contact the transport wheels with the ground.
Guidelines for Getting On and Off the Bike Instruct each user in the following guidelines for getting on and off the bike. Adjustments You should check two adjustments before using the Nautilus U916 or R916 bike: the seat and the pedal foot strap ®...
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GETTING STARTED secure your feet to the pedals but not so tight so as to cut off the circulation. There is a ratcheting strap and buckle system on the outside of the foot strap and two adjustment holes on the inside foot strap mount. To tighten the strap, pull the end of the strap through the self-locking buckle as needed.
Resistance Level—Displays the current intensity level between 1 (the easiest) and 20 (the hardest). Pressing the key increases the workload intensity and pressing the key decreases the workload intensity. Nautilus® Commercial Series Bike Owner’s Manual...
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Percentage of maximum heart rate will only be shown in HRC programs. condition. While Nautilus provides some target heart rate ranges, Example: For a person 40 years of age, max HR is estimated �...
Quick Start key and a Display LOCK/UNLOCK key. The ROC keypad on the right side includes ™ the Level UP and DOWN keys. These keys work exactly the same as the keys on the console. Left ROC™ keypad Right ROC™ keypad Nautilus® Commercial Series Bike Owner’s Manual...
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KEY FUNCTIONS Display LOCK / UNLOCK - Statistics Key During the exercise program, the Display LOCK / UNLOCK key is used to track workout statistics which are shown in the text line of the display window. When a workout is started, the display is in an unlocked mode and the various exercise statistics will scroll in order.
When entering data, the user can select the standard default values by pressing [ENTER] at the display prompt without first typing data. This will set up the console with the following default data: • Weight—175 lbs. (80 kg) • Intensity Level— 1 Nautilus® Commercial Series Bike Owner’s Manual...
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WORKOUT PROGRAM OVERVIEW • Age (HR Zone Trainer program only) —40 years • Workout Time—The default time in the programmed workouts and Quick Start is 20 minutes. The Manual and HR Zone Trainer programs do not have a specified default time. In this program, the console timer will count up to the maximum time of 99 minutes.
Or, press [ENTER] to accept the default value. Your weight is used to calculate the number of calories burned for each minute of exercise and the total number of calories burned for the exercise session. Nautilus® Commercial Series Bike Owner’s Manual...
FAT BURNER PROGRAM 3. The console will display “ENTER LEVEL 1 - 20”. Enter the desired intensity level using the numeric keypad and press [ENTER]. Or, press [ENTER] to accept the default value. 4. Next, the console will display “ENTER TIME 5 – 99”. Enter the desired time and press [ENTER].
5. The console will display “ENJOY WORKOUT” and the timer will begin. The intensity level may be changed at any time during the workout by pressing the [Level: UP] key to increase the resistance, or the [Level: DOWN] key to decrease the resistance. Any Nautilus® Commercial Series Bike Owner’s Manual...
INTERVALS PROGRAM changes to the intensity level will not change the look of the remaining profile; however, the new intensity level will continue through the rest of the workout. 6. Press [STOP] to pause the workout. Press [Stop] again to end the workout. The workout statistics will be displayed, and then the console will revert back to the “SELECT WORKOUT”...
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Changing the intensity level will not change the look of the remaining profile; however, the new intensity level will continue through the rest of the workout. Nautilus® Commercial Series Bike Owner’s Manual...
Max HR = 215 – (.75 * Age). Target HR = Max HR * .7 based on age, weight and physical condition. While Nautilus provides To choose a different target heart rate (between 100 and 180 beats per some target heart rate ranges, �...
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(ENTER). The intensity level will change automatically to achieve the new target heart rate. Nautilus® Commercial Series Bike Owner’s Manual...
The Nautilus Fit Test Program ® Understanding Sub-maximal Exercise Testing Before using the Nautilus U916 or R916 bike for sub-maximal exercise testing, it should be noted that all ® sub-maximal tests make several assumptions: • That a steady-state heart rate is obtained for each exercise workload.
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Physical Activity Readiness Questionnaire (PAR-Q) 1. Has your doctor ever said you have a heart condition and recommended only medically supervised physical activity? 2. Do you have chest pain brought on by physical activity? Nautilus® Commercial Series Bike Owner’s Manual...
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® response to sub-maximal exercise. The Nautilus branching protocol is a series of 3-minute stages of continuous exercise at increasing intensity. The first stage is a warm-up at approximately 4 METs. The intensity of the remaining stages is based on the heart rate response to the warm-up. The test is designed to raise the steady state heart rate of the subject to at least 115 beats/minute.
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2. Press the [MORE WORKOUTS] key. Then use the Level UP or DOWN keys to scroll through the program options. When the console displays “NAUTILUS FIT TEST”, press [ENTER] to select. 3. The console will then display “ENTER WEIGHT - LBS” (or “ENTER WEIGHT - KG” if in Metric mode).
10. The console will then display “ENTER TIME”. Enter desired total workout time using the numeric keypad and press “ENTER”. Or, press (ENTER) to accept the default value. 11. The console will display “ENJOY WORKOUT” and the timer will begin. Nautilus® Commercial Series Bike Owner’s Manual...
RANDOM PLAY PROGRAM Random Play Workout The Random Play Workout is a program that randomly changes the intensity throughout the workout time. 1. Press the MORE WORKOUTS key. Then use the Level UP or DOWN keys to scroll through the program options.
During the workout, the intensity level may be changed at any time during the workout by pressing the [Level: UP] key to increase the resistance, or the [Level: DOWN] key to decrease the resistance. The console will display “LEVEL”. Nautilus® Commercial Series Bike Owner’s Manual...
WORKOUT PROGRAM OPTIONS In Heart Rate Control programs, you can use the numeric keys to change the Target Heart Rate. If the user presses a numeric key in a Heart Rate Control TARGET HEART RATE program, then the message line will display “TARGET HR”. The WORK target heart rate selected by the console is Once you enter your desired target heart rate, press [ENTER] to accept, and the...
Adjust the belt higher or lower on your chest. • Remoisten the electrodes. • Test your chest strap with a machine that you know is working, or with a heart rate watch that you know is working. Nautilus® Commercial Series Bike Owner’s Manual...
Do not use abrasives or chemicals such as steel wool or alcohol for cleaning, as they can damage the electrodes permanently. Replacement belts can be purchased from an Authorized Nautilus Fitness Retailer or at www.nautilus.com.
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The following information on exercise intensity, duration, and frequency is based on averages and is included here only as a guideline for use by fitness professionals. Programs should be altered for comfort and safety when necessary. Nautilus® Commercial Series Bike Owner’s Manual...
EXERCISE & FITNESS GUIDELINES Exercise and Health It is not a secret that lack of exercise is increasingly becoming a major health issue. Obesity is on the rise, and being overweight can contribute to an increased risk in heart attack, diabetes, high blood pressure and other life threatening illnesses.
It can help reduce the risk of heart disease, and help you manage your weight. It is the cornerstone of fitness, and can be achieved in many ways such as using a Nautilus bike, walking or running on the treadmill or outdoors, climbing stairs, cycling, using a StairMaster® stepper or swimming in the pool or ocean.
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Whatever you do, just make sure you get your body moving, and your heart and lungs pumping for some period of time every day. Muscular Strength is training your muscles to remain strong using resistance such as Nautilus strength ®...
Calories. So, try snacking more and not eating so many large meals, and share your snacks or food with others (or break your portions in half) to help manage your Caloric intake. Nautilus® Commercial Series Bike Owner’s Manual...
EXERCISE & FITNESS GUIDELINES Monitoring Your Intensity When you are doing cardiovascular workouts, it is important that you work at the appropriate intensities when you are first starting out. It is also important that you workout at a variety of intensities after you have built a fitness base.
2. If you exercise regularly, you’ll reduce your risk of heart attack, cancer, diabetes, high blood pressure, osteoporosis and even the common cold. 3. Regular exercise, regardless of the intensity, can help you control stress, sleep problems and depression. Nautilus® Commercial Series Bike Owner’s Manual...
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EXERCISE & FITNESS GUIDELINES The benefits of exercise and activity are AMAZING! And yet, only 22 percent of Americans engage in exercise for 20 minutes a day. And even among individuals who begin exercise programs, the dropout rate is about 50 percent. So, how do you beat these odds? The answer appears to be in how your start and maintain your exercise program as well as how you create a habit of exercise.
HR. This is used to calculate the target heart rate value based on the % of maximum HR. Valid target HR % is between 40 and 90%. Press [ENTER] to accept the new value. Nautilus® Commercial Series Bike Owner’s Manual...
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CONSOLE CODES Change default Starting Level Use the numeric keypad or [Level: UP] or [Level: DOWN] keys to change the desired default level between 1 and 20. Press [ENTER] to accept the new value. To customize the console for your use: 1.
Software revision Display the console software revision number. The console will display “CONS 41375-###”. Machine type Display the machine type the console is currently configured to. The console will display “U/R916” or other machine type. Nautilus® Commercial Series Bike Owner’s Manual...
Select the CSAFE RS-232 selection. You will need a loop-back test cable inserted into the appropriate connector port to successfully run this test. (To order a test cable, contact your Nautilus Service Representative.) Console will display either “PASS” or “FAIL”.
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To reset the time between service or maintenance calls, press [ENTER] when the message, “MAINT HOURS” is displayed. Press the [0] key, then [ENTER] to reset.. QA ID 3. To exit “MAINTENANCE LOG”, press the [CLEAR] key. Nautilus® Commercial Series Bike Owner’s Manual...
1. Frame: Inspect the frame for any rust, bubbling, or paint chips during the weekly cleaning. The salt in perspiration can damage the unpainted surfaces. Repair the damaged area with a touch-up paint kit purchased from Nautilus (call Customer Service for order information).
Disposal instructions and a list of recycling centers are tabulated in the Appendix. If you have questions, contact the Customer Service Department at 800-628-8458 (North America) or +41-26-460-77-77 (International office). Nautilus® Commercial Series Bike Owner’s Manual...
Service calls and/or transportation to and from the Nautilus Dealer is the responsibility of the purchaser. 3 Years - Mechanical and electrical parts 1. Nautilus will have the option to repair or replace any 1 Year - Labor exercise product, which requires service.
IMPORTANT CONTACT NUMBERS If you need assistance, please have both the serial number of your machine and the date of purchase available when you contact the appropriate Nautilus office listed below. INTERNATIONAL CUSTOMER SERVICE WORLDWIDE CUSTOMER SERVICE • NORTH AMERICA OFFICE •...
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