Armasight NSMNYX1401F9DA1 NYX-14 FLAG MG Multi-Purpose Night Vision Monocular - Manual (Page 36)

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in circular movements, beginning in the center and moving out towards the edge. Change the cotton
swab after each circular stroke. Repeat until the glass surfaces are clean.
6. Clean the battery contact surfaces and contact springs with a pencil eraser and/ or alcohol-damp-
ened cotton swabs.
Clean optional mounting devices with a soft brush (cloth), soap, and water as required.
Clean optional lenses as detailed in items 4 and 5 above (except for the demist shield).
4.4.3 BATTERY REMOVAL AND REPLACEMENT
Refer to Part 3.1.1 for battery installation procedures. No special tools are required to replace the bat-
tery.
4.4.4 GOGGLE KIT MAINTENANCE
A. Browpad Replacement
Replace the browpad when cracked, torn, or contaminated. Perform the following to remove and re-
place the browpads:
1. Firmly grasp the goggle kit and remove the old browpad.
2. Gently press on the new browpad. Gently smooth out any wrinkles in the new browpad.
FIGURE 4-6. BROWPAD REPLACEMENT
B. Chin Strap Reinstallation
1. Detach the Velcro tape from the left side of the head-band and remove the chin strap. Unfasten the
chin strap from the strap assembly.
2. Replace the chin strap by joining the sides of the Velcro tape on the left side of the head-band and
threading the end of another strap into the corresponding buckle on the right side of the head-band.
FIGURE 4-7. CHIN STRAP REINSTALLATION