Put a dab of grease on the pedal threads. Exercise Bike with Pulse User Manual Thank you for purchasing the Ivation Fitness Folding Magnetic Exercise Bike with Pulse. The stationary bike is suitable height from 4ft 11in to 6ft 3in. If the unit is battery powered, begin by replacing the batteries in the display panel and re-test the bike. As a result, we recommend that you consider looking at the F-bike by UltraSport which is an all-round better bike. Yoga Fit is a 30-day yoga program that uses both traditional power yoga and flow techniques to build your stamina, strength, and energy. Davina has created this exercise bike so you can bring out and put away with ease.If you don't have grease then just stop and get some. Contact the retailer where you purchased the exercise bike. Over time it may wear out and get damaged eventually requiring a replacement. SEE ALSO: Working from home? This is the best. Once open, you can easily replace the batteries.ProForm Exercise Bike Display Not Working. once downloaded do not UNZIP nor 'open with', save file to your USB stick. Wheel(s) damaged Replace damaged wheel(s). Davina exercise bike display not working Select your Bowflex VeloCore from the list.