MECHANICAL TROUBLESHOOTING
•Do not reinstall the
as applicable.
4.Remove the drive and step chains. Check the condition of the chains by flexing each link up and down. Each link should move freely. Re- place the chain if any stiff or inflexible links are found or if the chain is rusty, corroded, or otherwise damaged. Do not reinstall the chains.
5.Remove the pedals. Clean any corrosion off the pedal shaft with an
6.Check the step chain connection point. Clean and grease the master link and bushing. Replace damaged parts.
7.Check the drive hub assembly.
•Check the condition of the drive sprocket teeth. The teeth should not be unevenly worn. Replace the worn sprocket(s).
•The drive sprockets work independently of one another. Each sprocket should turn freely in one direction and lock when turned in the other direction. Replace an inoperable drive sprocket.
•Remove the drive shaft. Inspect the bearings in the drive hub. Replace the drive hub assembly if the shaft does not spin freely or if there is excessive radial play at the shaft. Be careful not to get dirt into the hub.
•Inspect the ends of the drive shaft (at the sprocket attachment points) for signs of wear or scoring. Replace the shaft if it is excessively worn.
8.Check the pedal arm and leveling arm shafts by removing both the right and left pedal and leveling arms. Inspect the shafts and the bushings for signs of wear and corrosion. Replace the bushing(s) if worn.
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