TM-9-1290-262-24-P
AIMING CIRCLE, M2A2, W/E
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT,AND GENERAL SUPPORT MAINTENANCE MANUAL
SEPTEMBER 1994
TM-9-1290-262-24-P - Page 24 of 192
ARMY TM 9-1290-262-24&P
MARINE CORPS TM 00476C-24&P
AIR FORCE TO 49A7-3-72/74
2-6. M51 INSTRUMENT LIGHT-MAINTENANCE INSTRUCTIONS.
This task covers: a. Disassembly
b. Inspection/Repair
c. Reassembly
INITIAL SETUP
Tools and Special Tools
Electronic system maintenance tool kit
(SC 5180-95-CL-B29)
Lamp extractor
References
TM 9-1290-262-10
DISASSEMBLY
1 Unscrew mounting bracket (1) and incan-
descent lamp (2) from lead cable (3), using
lamp extractor, if necessary.
2 Unscrew electrical cap (4) and incandes-
cent lamp (5) from lead wire (6), using
lamp extractor, if necessary.
lNSPECTION/REPAIR
1 Inspect incandescent lamps (2 and 5),
electrical cap (4) and mounting bracket (1)
for cracks, broken filaments, broken glass
bulb, or corrosion on base. Refer to
TM 9-1290-262-10.
2 Repair is by replacement of authorized
parts which do not meet inspection criteria.
Refer to appendix C.
REASSEMBLY
1 Install incandescent lamp (5) and electrical
cap (4) on lead wire (6), using lamp ex-
tractor, if necessary.
2 Install incandescent lamp (2) and mounting
bracket (1) on lead cable (3), using lamp
extractor, if necessary,
2-8
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