
Nivisys, LLC Rev. 14 Aug 2014
2-13
2.12 Headmount Installation and Adjustment:
CAUTION
DO NOT PUT ON THE HEADMOUNT WHILE
THE MONOCULAR IS ATTACHED.
1. Prior to donning the headmount, loosen the four ends of the
chinstrap two inches from the sliding bar buckles.
2. Snap the front and rear snaps in place.
NOTE
IF THE HEADMOUNT IS TOO LOOSE,
REPLACE THE SMALL BROWPAD WITH
EITHER THE MEDIUM OR LARGE
BROWPAD SUPPLIED WITH THE
HEADMOUNT.
3. Grasp the neck pad and pull the harness over your head and
the neck pad down to the back of your neck.
4. Holding the chin cup in position on chin, adjust both sides
of the chinstrap until you feel light pressure against your
chin. (DO NOT TIGHTEN.)
5. Maintain the position of the chin cup and remove any slack
from the chinstrap. (DO NOT TIGHTEN.)
6. Ensure that the cross-strap is not twisted and remove slack
by adjusting the vertical adjustment at the neck pad.
7. Adjust chinstrap and vertical adjustment until the chin cup
and headband are in a comfortable but firm position.
8. Install the head/helmet mount interface.
NOTE
AFTER INSTALLING THE MONOCULAR,
MINOR STRAP ADJUSTMENTS MAY BE
NECESSARY TO ACHIEVE COMFORT.
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