OPTICAL ELEMENT ERECTOR LENS CELL ASSEMBLY--MAINTENANCE INSTRUCTIONS.

ARMY

TM 9-6650-235-13&P

MARINE CORPS

TM-08552A-13&P

5-28.

OPTICAL ELEMENT ERECTOR LENS CELL ASSEMBLY--MAINTENANCE INSTRUCTIONS.

This task covers:

a. Disassembly/Repair/Reassembly

INITIAL SETUP

Tools and Special Tools

Troubleshooting References

Instrument and fire control shop

5-4 A distorted image is seen

equipment SC 4931-95-CL-A07

through the M3 Borescope

Socket wrench case 11584760

Equipment Condition

Materials/Parts

5-68 Optical element erector lens

Lens paper (item 10, app D)

cell assembly removed from

Optical lens cleaning compound

borescope extension tube

(item 2, app D)

References

TM 9-254

DISASSEMBLY/CLEANING/REPAIR.

If setscrews or optical instrument lens is damaged,

remove three setscrews (1) from lens mounting

sleeve (2).

Remove optical instrument lens (3) from lens

mounting sleeve (2).

Dust optical instrument lens (3) with the brush from

the socket wrench case. Clean with lens paper and

optical lens cleaning compound. See TM 9-254.

Inspect for cracks, breaks, worn or missing parts.

Replace authorized parts. See appendix C.

If lens mounting sleeve is damaged, order optical

element erector lens cell assembly 11584718 for

replacement.

5-75