HEADSET CARE AND MAINTENANCE
Instructions for continued airworthiness
Bose recommends following the general care and maintenance instructions in this guide. With normal use, items such as wind- screens and ear cushions may 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 dealer. Other maintenance is performed by condition only.
CAUTION: Do not immerse the headset in water or any other liquid.
Cleaning the headset
Figure 20
TriPort headset openings on one earcup
Clean only those parts listed below according to the instructions.
General cleaning
Gently wipe the outside surfaces of the headband, connectors, plas- tic parts, and headband cushion, using a soft cloth moistened with water and mild soap. Take special care when cleaning the ear cush- ions and the outside surfaces of the earcups, as described below.
Earcup TriPort® headset openings
The TriPort headset openings, shown in Figure 20, must remain clean and free of debris. Check to be sure that openings are clean before each flight.
TriPort headset openings
When wiping down the headset, 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.
25
