 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|
 TM 9-4931-710-14&P
5-3 GENERAL - CONTINUED
Table 5-2. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
LOCATION
CORRECTIVE ACTION
MOUNTING SURFACE
1. BASE (1) DOES NOT SEAT PROPERLY
Observe visually.
a. Remove nicks and burrs with file.
b. Replace lever (p 5-8).
OPTICS
2. LENS (2) FOGGED OR CONDENSATION PRESENT
Check for broken lens or damaged or missing parts.
a. Replace defective objective lens (p 5-16).
b. Replace damaged or defective parts (p 5-16).
c. Purge and charge alinement device with nitrogen
(TM 750-116).
3. NO ILLUMINATION M139/M140
WARNING
When maintaining the alinement device, follow
radiation hazard procedures on the warning page.
Change 2
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals