TM 10-8415-206-12&P
2-1. CONTROLS, DESCRIPTION, AND USE-Continued I
CONTROLS AND INDICATORS-Continued:
c.
EARCUP PAD ROTATION (3)
Rotate earcup pad such that it completely
surrounds the ear, and such that its bump meets
the depression just below the ear.
NOTE
The earcup may have to be rotated to accomplish
this.
WARNING
Headaches can result if the cross straps are too
tight. If they are too loose, hearing protection can
be affected.
d.
CROSS STRAPS (4)
Tightening or loosening the cross straps will vary
the earcup forces.
NOTE
If a good acoustic seal cannot be obtained, then
use earcup spacers.
2-3
