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Replacing the Heart Rate Monitor Battery

  1. Use a small Phillips screwdriver to remove the four screws on the back of the module.
  2. Remove the cover and battery.


  3. Wait 30 seconds.
  4. Insert the new battery with the positive side facing up.
    NOTE: Do not damage or lose the O-ring gasket.
  5. Replace the back cover and the four screws.
    NOTE: Do not overtighten.

After you replace the heart rate monitor battery, you may need to pair it with the device again.

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