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Troubleshoot Guide

PROBLEM: No sound or low volume

  • Low or dead battery
  • Battery polarity reversed
  • Hearing aid turned off
  • Low Volume
  • Canal sound outlet blocked with wax
  • Earmold tube blocked with moisture
  • Microphone blocked or dirty
  • Earmold tube is crimped
  • Component problems
  • Moisture collected in aid
  • Check battery and replace if necessary
  • Make sure battery is inserted correctly
  • Turn volume control up and/or switch to “M” on BTE’s
  • Rotate volume control up
  • Remove earmold from aid and blow air through tube, reattach earmold
  • Remove wax and debris from microphone with cleaning tool
  • Uncrimp or replace tube
  • Contact hearing professional for repair
  • Allow to dry 2-3 hours or place in Dri-Aid over night

PROBLEM: Feedback (whistling)

  • Ear canal blocked with wax
  • Earmold not seated properly
  • Earmold too small
  • Volume too high
  • Break in tubing or earhook
  • Earmold/hearing aid fit loosely
  • Check ear canal and determine necessity of removal
  • Check earmold position. Try reinserting/repositioning the instrument until it fits securely
  • New earmold needed. Consult with hearing professional
  • Turn volume down slightly
  • Contact hearing professional for repair
  • Contact hearing professional


  • Low battery
  • Switch set to “T”
  • Check/replace battery
  • Move switch to “M” position

Other problems, such as intermittency, static noise, etc., may be due to factors such as internal damage, battery contacts, or a plugged microphone. If you have reviewed all of the above and are still having problems, you may contact Professional Hearing Services at 800-735-5866 for further help.

Contact Us Today for Device Assistance!

We have served your friends and neighbors in North Dakota since 1983. Professional Hearing Services looks forward to treating you with the best care and quality. Visit us soon.