Troubleshooting Guide

Treadmill will not start.

1)Is the RED Safety Key Attached to the Console?

2)Make sure the power cord is plugged into a surge protector, the surge protector is plugged into a properly grounded outlet, and the surge protector is turned on. (Refer to “Power Requirements”)

3)Check the circuit breaker located on the front of the treadmill. If the switch protrudes, it has tripped. Wait five minutes and then press the switch back in.

4)Check the house electrical breaker box and the circuit breaker for the room the treadmill is located in. If it has tripped, reset or have an electrician replace the breaker in home.

5)Have an electrician check for inadequate voltage at the outlet.

Treadmill looses power during use.

1)Check the circuit breaker located on the front of the treadmill. If the switch protrudes, it has tripped. Wait five minutes and then press the switch back in.

2)Check the house electrical breaker box and the circuit breaker for the room the treadmill is located in. If it has tripped, reset or have an electrician replace the breaker in home.

3)If treadmill still will not operate, please call Keys Technical Service at (888) 340-0482.

Treadmill walking belt slows during use.

1)Check to make sure the treadmill is securely plugged into an UL-listed surge protector, rated at 15 amps, with a 14-guage cord of five feet or less and the surge protector is securely plugged into the outlet.

2)If treadmill still will not operate, please call Keys Technical Service at (888) 340-0482.

Treadmill walking belt slips or is not centered on rear roller.

1)Refer to “Belt Adjustment and Tension” section.

2)Need help? Call Keys Technical Service at (888) 340-0482.

Treadmill Error Messages.

Your treadmill is equipped with a software package that enables error messages to be displayed when there is a problem. To avoid possible damage to the treadmill and the possibility of injury, do not operate the treadmill until the problem is corrected. Call Keys Technical Service at (888) 340- 0482.

PRO 450, PRO 550 specifications

The Keys Fitness PRO 550 and PRO 450 are sophisticated fitness machines designed to enhance home workouts by providing superior performance, versatility, and innovative technology. These models, recognized for their robust construction and unique features, cater to fitness enthusiasts of all levels.

The PRO 550 is a high-end model that boasts an array of advanced features. Equipped with a powerful motor, this model delivers smooth and quiet operation, making it ideal for home use. The PRO 550 includes a wide range of pre-programmed workouts designed by fitness experts, allowing users to challenge themselves as they progress in their fitness journey. A large, easy-to-read display provides real-time feedback on speed, distance, time, and calories burned, ensuring users can keep track of their performance effortlessly.

On the other hand, the PRO 450 is a slightly more compact and budget-friendly option. While it may not have all the frills of the PRO 550, it still offers a robust workout experience. The PRO 450 features a solid motor and a range of workout programs, providing users with diverse training options. Its user-friendly interface allows for easy navigation through settings and workout modes, making it accessible for beginners and seasoned athletes alike.

Both models are equipped with several key technologies that enhance the workout experience. The advanced cushioning system in both treadmills ensures a comfortable running surface, reducing impact on joints and minimizing the risk of injury. Additionally, they feature built-in Bluetooth connectivity, allowing users to sync their devices for music playback or to track workouts through fitness apps.

The construction of both the PRO 550 and PRO 450 is designed for durability and stability. A heavy-duty frame provides support for users of varying weights, while the design ensures that the treadmills remain stable even during intense workouts. Safety features, including emergency stop buttons and handrail controls, are included to provide peace of mind while exercising.

In summary, the Keys Fitness PRO 550 and PRO 450 are exceptional choices for anyone looking to elevate their home workout experience. With their advanced features, durable construction, and user-oriented technologies, these treadmills represent excellent investments for achieving fitness goals. Whether you are a beginner or an experienced athlete, these models will support and inspire you throughout your fitness journey.