Widex Flash-m - Manual (Page 58)

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If the hearing aid whistles continuously, it could be
because:
• Your ear is blocked by earwax. Contact your physician/
ENT doctor.
• The tubing is broken. Replace the tubing.
• The tubing is yellow and stiff. Replace the tubing.
• The hook is cracked. Replace the tubing.
• The custom ear-tip is not correctly placed in your ear ca-
nal. Take the ear-tip out and reinsert it.
• The custom ear-tip fits loosely in your ear canal. Con-
tact your hearing care professional.