EOTech LWTS Light Weapon Thermal Sight - Manual (Page 73)

3-9
3.3 CORRECTIVE MAINTENANCE (Continued)
Battery Pack O-Ring Replacement
1. Remove battery pack from the LWTS housing per
section 2.2.
2. If installed, remove batteries from battery pack.
3. Carefully wedge the blade of a small jeweler’s
screwdriver under the battery pack o-ring to lift it up and
out of its retaining groove.
Figure 3-4. Replacing Objective Collar.
4. Apply a few drops of isopropyl alcohol to a cotton swab
and clean the retaining groove of any dirt, grease, or
debris.
5. Apply a thin, even coat of fluorinated grease to the
replacement o-ring.
6. Being careful not to stretch or damage the o-ring, press it
into the retaining groove.
7. If necessary, use a cotton swab to remove any excess
grease from the o-ring and battery pack to prevent
accumulation of debris.