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How to Service Hearing Aids | Cleaning, Maintenance & Troubleshooting Tips

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Hearing aids are essential tools that help millions stay connected to the world around them. But like any device, they require regular care to function properly. Knowing how to service hearing aids at home can extend their lifespan, improve sound quality, and reduce the need for costly repairs.

Routine hearing aid maintenance ensures your devices stay clean, dry, and free of damage. While many tasks can be done at home, it’s important to know when to consult an audiologist for professional servicing, especially if you notice persistent issues or physical damage.

What Does “Servicing Hearing Aids” Mean?

Servicing hearing aids includes both routine at-home care and professional maintenance. At home, this means daily cleaning, battery care, and basic troubleshooting. Professional servicing may involve deep cleaning, software updates, or repairs.

Key components of servicing include:

  • Cleaning hearing aids to remove wax and debris
  • Maintaining batteries and charging ports
  • Troubleshooting common issues
  • Replacing worn-out parts
  • Sending devices for repair when needed

Daily Hearing Aid Maintenance Tips

Simple daily habits can make a big difference in device performance:

  • Wipe down hearing aids with a dry, lint-free cloth to remove moisture and oils.
  • Store devices in a dry, safe place, preferably in a protective case.
  • Open battery doors at night (for non-rechargeable models) to allow moisture to escape and preserve battery life.
  • Keep away from moisture and heat, including bathrooms, kitchens, and direct sunlight.

Weekly or Routine Cleaning Steps

In addition to daily care, weekly cleaning helps prevent buildup and maintain sound clarity:

  • Clean microphone ports and receiver openings using a soft brush or wax pick.
  • Replace wax guards and ear tips as needed to prevent blockages.
  • Recharge and clean charging ports for rechargeable models using a dry cloth or specialized tool.
  • Inspect tubing and domes for signs of wear or damage.

How to Clean Different Types of Hearing Aids

Each style of hearing aid has unique cleaning needs:

Behind-the-Ear (BTE)

  • Remove the earmold and clean it with warm, soapy water.
  • Dry thoroughly before reattaching.
  • Use a brush to clean the microphone and receiver areas.

Receiver-in-Canal (RIC)

  • Replace wax guards regularly.
  • Clean the receiver and dome with a brush or cloth.
  • Avoid moisture near the receiver.

In-the-Ear (ITE)

  • Use a wax pick to clean the sound outlet.
  • Brush microphone ports gently.
  • Replace filters as needed.

Hearing Aid Battery & Charging Care

Proper battery care ensures consistent performance:

  • Change batteries safely by handling them with clean, dry hands.
  • Battery lifespan varies by model; typically, 3–10 days for disposables.
  • Rechargeable batteries should be charged nightly and kept clean.
  • Signs of battery issues include low volume, distortion, or the device not powering on.

When to Replace Hearing Aid Parts

Regular replacement of small parts keeps your hearing aids functioning:

  • Wax guards: Replace every 1–2 weeks or when clogged.
  • Tubing and domes: Replace if cracked, discolored, or loose.
  • Filters: Change when sound becomes muffled or distorted.

Troubleshooting Common Hearing Aid Issues

Here are quick fixes for frequent problems:

  • Not turning on: Check the battery or charging connection.
  • Feedback or whistling: Ensure proper fit and a clean microphone.
  • Poor sound quality: Clean the receiver and replace wax guards.
  • Low volume: Check for blockages or battery issues.

If problems persist, contact your audiologist.

When to See an Audiologist or Send for Repair

Professional help is needed when:

  • Devices show physical damage or internal malfunction
  • There’s water exposure or corrosion
  • You need annual cleanings or performance checks
  • You’re unsure how to fix an issue

Check your warranty for repair coverage and service options.

Tips to Extend the Life of Your Hearing Aids

Maximize your investment with these tips:

  • Keep them clean and dry
  • Use a dehumidifier or drying box overnight
  • Handle with care; avoid dropping or exposing to moisture
  • Schedule regular checkups with your audiologist

Take Care of Hearing Aids The Right Way

Daily and weekly hearing aid care is essential for optimal performance and longevity. By following simple maintenance steps and knowing when to seek professional help, you can avoid costly repairs and enjoy clearer sound.

Contact your audiologist today for:

  • A full hearing aid cleaning
  • Supplies like wax guards and batteries
  • Expert troubleshooting or repair services

Protect your hearing and your investment with proactive care.

About the Author

Dr. Michelle Novak

I hold a doctorate in audiology (AuD) from the University of South Dakota and currently serve as a clinical assistant professor of audiology at the University of North Dakota. In my current role, I teach foundational audiology courses for undergraduate students and see patients in the in-house university clinic. I also get the pleasure of teaching and advising our speech-language pathology students.
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