M2A2 AIMING CIRCLE-MAINTENANCE INSTRUCTIONS

TM-9-1290-262-24-P Aiming Circle M2A2 W/E (1290-01-067-0687) (EIC:3SC) Manual
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ARMY TM 9-1290-262-24&P

MARINE CORPS TM 00476C-24&P

AIR FORCE TO 49A7-3-72/74

Section Il. GENERAL SUPPORT MAINTENANCE INSTRUCTIONS

Section Index

Page

Paragraph

M2A2 Aiming Circle--Maintenance Instructions . . . . . . . . . . . . . . . . . . . . . . . 4-5

Elbow Telescope--Maintenance Instructions . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

4-2. M2A2 AIMING CIRCLE-MAINTENANCE INSTRUCTIONS.

This task covers:

c. Repair

Disassembly

d. Reassembly

b. Cleaning

INITIAL SETUP

Tools and Special Tools

Electronic system maintenance tool kit (SC 5180-95-CL-B29)

Instrument and fire control shop set (SC 4931-95-CL-A07)

pinned tubular wrench (fig. E-1, appx E)

pivot wrench (fig. E-7, appx E)

Material/Parts

Aircraft grease (item 6, appx D)

Cleaning compound (item 5, appx D)

Denatured alcohol (item 2, appx D)

Optical cleaning compound (item 4, appx D)

Sealing compound (item 8, appx D)

References

TM 9-254

DISASSEMBLY

1 Remove setscrew (1).

2 Hold elbow telescope (2) to keep it from

turning and, using spanner wrench, un-

screw cover assembly (3).

3 Remove elbow telescope (2).

4-5