1. Introduction
The Star Trac 8 Series Upright Bike with LCD is designed to provide a robust and engaging cardio workout experience. This manual will guide you through the essential steps for assembly, operation, and maintenance, ensuring you get the most out of your fitness equipment. Its design focuses on reliability, user-friendliness, and comfort, featuring an ultra-reliable Morse Taper bottom bracket and an eye-catching modern aesthetic.

Figure 1: The Star Trac 8 Series Upright Bike, showcasing its LCD console, handlebars, adjustable seat, and pedal system. The bike features a sleek silver and black design.
2. Setup and Assembly
Before beginning assembly, ensure all components are present and undamaged. It is recommended to assemble the bike in the location where it will be used, on a flat, stable surface.
2.1 Unpacking and Inspection
- Carefully remove all components from the packaging.
- Verify all parts listed in the packing list are present.
- Inspect all parts for any signs of damage. Contact customer support immediately if any parts are missing or damaged.
2.2 Component Assembly
- Base Stabilization: Place the main frame on a level surface. Adjust the leveling feet at the base if necessary to ensure the bike is stable and does not rock.
- Pedal Installation: Attach the dual platform pedals to the crank arms. Ensure they are securely tightened. The pedals feature ratcheting straps for secure foot placement, or can be used as strap-free platforms.
- Seat Adjustment: Install the seat post and seat. Utilize the Easy-up seat adjust mechanism to set the seat to a comfortable height for your leg length. Ensure the seat is locked into position before use.
- Console and Handlebar Attachment: Secure the LCD console and handlebars to the main upright support. Connect any necessary cables as per the included wiring diagram.
- Power Connection: Connect the bike to a standard electrical outlet using the provided cord. This unit operates on corded electric power.
3. Operating Instructions
This section details how to power on, navigate the LCD console, and utilize the various workout features of your Star Trac 8 Series Upright Bike.
3.1 Powering On and Initial Setup
- Ensure the bike is plugged into a functional power outlet.
- The LCD console should illuminate. Follow on-screen prompts to set up user profiles or begin a quick start workout.
3.2 Using the LCD Console
The integrated LCD console provides real-time feedback on your workout, including time, distance, speed, calories burned, and heart rate.
- Program Selection: Use the console buttons to select from various pre-programmed workouts or create a custom routine.
- Resistance Adjustment: Adjust the magnetic resistance level directly from the console to increase or decrease workout intensity.
- Dynamic Heart Rate Control: This feature automatically adjusts the intensity level of your workout based on your real-time heart rate, optimizing your training for specific heart rate zones. Ensure you are using a compatible heart rate monitor (if not built-in) for this feature.
3.3 Adjusting for Comfort
- Seat Height: Use the Easy-up seat adjust lever to quickly and easily modify the seat height for different users or to find your optimal riding position.
- Pedal Straps: Secure your feet in the dual platform pedals using the ratcheting straps for a more stable and efficient workout, especially during high-intensity intervals.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Star Trac 8 Series Upright Bike.
4.1 Cleaning
- Wipe down the bike after each use with a damp cloth to remove sweat and dust.
- Use a mild, non-abrasive cleaner for deeper cleaning. Avoid harsh chemicals that could damage the finish or electronic components.
- The lightweight aluminum frame is designed for maximum corrosion protection, but regular cleaning will help maintain its appearance.
4.2 Inspection and Lubrication
- Periodically check all bolts and fasteners to ensure they are tight.
- Inspect the Morse Taper bottom bracket and pedal system for any signs of wear or looseness. This system is built for extreme durability but should still be checked.
- Check the drive belt for tension and wear. Refer to the detailed service manual for specific belt tensioning procedures if needed.
- Do not lubricate any internal components unless specifically instructed by Star Trac customer support or a certified technician.
5. Troubleshooting
This section provides solutions to common issues you might encounter with your upright bike. For problems not listed here, please contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bike does not power on. | Power cord not connected; outlet not working. | Ensure power cord is securely plugged into bike and a functional outlet. Check circuit breaker. |
| No resistance change. | Console malfunction; internal mechanism issue. | Restart the console. If issue persists, contact customer support. |
| Inaccurate heart rate reading. | Poor contact with sensors; external interference. | Ensure hands are firmly on heart rate sensors. Avoid excessive movement. |
| Unusual noises during operation. | Loose components; worn parts. | Check all visible bolts and connections. If noise persists, discontinue use and contact support. |
6. Specifications
Detailed technical specifications for the Star Trac 8 Series Upright Bike.
- Brand: Star Trac
- Model Name: trac 8
- Part Number: 9-8120-8UB-LCD
- Power Source: Corded Electric
- Resistance Mechanism: Magnetic
- Drive System: Belt
- Material: Aluminum
- Item Weight: 141 Pounds
- Package Weight: 180 Pounds
- Maximum Weight Recommendation: 350 Pounds
- Item Dimensions (LxWxH): 46 x 23 x 63 inches
- Maximum Height: 58 Inches
- Minimum Height: 58 Inches
- Special Features: Adjustable Seat, Foldable (Note: While listed as foldable, the primary design is for stability and robust use, not compact storage), Speed tracking.
- Recommended Uses: Indoor
- UPC: 855512003526
- First Available: August 26, 2016
7. Customer Support
For any questions, technical assistance, or warranty inquiries regarding your Star Trac 8 Series Upright Bike, please contact Star Trac customer support. You can typically find contact information on the manufacturer's official website or through your point of purchase.
Please have your model number (9-8120-8UB-LCD) and serial number ready when contacting support to expedite assistance.





