Troubleshooting – Abnormal Noise Issue

The stationary bike produces abnormal noises during pedaling.

Step 1 – Check for Vibration Through the Pedals

Action: When the noise occurs, check if you can feel vibration through your feet.

Diagnosis:

• Vibration felt → Likely pedal issue

  • Reinstall the pedals.

  • Optionally, place a piece of paper or wrap several layers of PTFE (Teflon) tape around the pedal threads before reinstalling.

  • Noise may be caused by slight gaps between the pedal and crank threads.

• No vibration → Proceed to Step 2

Step 2 – Compare Left and Right Pedals

Action: Pedal alternately with left and right foot, and observe whether the noise occurs on both sides.

Diagnosis:

• Noise only on one side:

  • “Clunking” → Pedal issue

  • Dull “thud” → Gap between crank and pedal

  • Sharp “thud”  → Bottom bracket issue

• Noise on both sides → Proceed to Step 3

Step 3 – Check Noise Variation with Resistance

Action: Pedal at different resistance levels and observe if the noise changes.

Diagnosis:

• Noise unchanged with resistance → Likely bottom bracket issue

• Noise increases with higher resistance → Likely pedal or crank issue

Step 4 – Rotate Crank by Hand

Action: Turn the crank manually and listen for noise.

Diagnosis:

• Noise present when turning by hand → Likely bottom bracket issue

Recommended Actions

1. Reinstall pedals properly.

2. Place a paper piece or wrap PTFE tape around pedal threads, then retest.

If noise persists after these steps:

• Contact customer service for further assistance.

• If the issue persists after following the above steps, please contact customer support for further assistance at support@yesoulfitness.com