Bose A20 Aviation, Owner'S Manual

Page: 26 / 44

Headset Care and Maintenance
26 - English
Instructions for continued airworthiness
Bose recommends following the general care and maintenance instructions in
this guide. With normal use, items such as windscreens and ear cushions require
periodic replacement. If cleaning or replacement of these items is needed, follow
the recommendations on the following pages. All other care and maintenance, in
and out of the warranty period, must be performed by Bose or an authorized repair
facility.
Caution: Do not immerse the headset in water or any other liquid. If the headset
is immersed in liquid, do not use it. Contact Bose Technical Support for
assistance.
Cleaning the headset
General cleaning
Gently wipe the outside surfaces of the headband, connectors, plastic parts,
and headband cushion, using a soft cloth moistened with water and mild soap.
Take special care when cleaning the ear cushions and the outside surfaces of the
earcups. Do not immerse ear cushions in water or any other liquid.
Headset earcup openings
The TriPort
®
headset opening and the microphone opening must remain clean and
free of debris. Check to ensure that the openings on each earcup are clean before
each flight.
Triport headset opening
Microphone opening
When wiping down the headset earcups, be sure not to force any dirt or debris into
the openings. Carefully use tweezers, if necessary, to remove foreign matter that
may be lodged in the openings. Do not blow air into or vacuum the openings as
this may damage the headset.