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TM 9-1240-322-34&P
Section 11. ELEVATION BORESIGHT KNOB
ELEVATION BORESIGHT KNOB MAINTENANCE PROCEDURES INDEX
Reference (para)
Task
4-31
Disassembly
4-32
Assembly
ELEVATION BORESIGHT KNOB DISASSEMBLY
TOOLS: 4 oz. ball peen hammer
3/32" pin drive punch
1/4" flat tip screwdriver
Slipjoint pliers
Soft face hammer
PERSONNEL: One
EQUIPMENT CONDITION: Infinity sight on work bench
PRELIMINARY PROCEDURES: Remove receptacle assembly (para 4-10)
Step
Procedure
NOTE
The elevation boresight knob and azimuth boresight
knob are not threaded the same. The azimuth boresight
knob has left hand threads.
1.
Using punch and ball peen hammer, drive pin (1) out of knob (2).
2.
Using screwdriver, pry knob (2) loose from infinity sight housing (3) and ten pull knob
(2) and screw (4) out of housing (3).
3.
Using fingers, remove key (5) from insert (6).
4.
Using punch and ball peen hammer, drive pin (7) out of housing (3).
5.
Using soft face hammer, loosen insert (6) and remove from housing (3).
6.
Using screwdriver, remove packing (8) from insert (6).
7.
Using pliers to hold screw (4), turn knob (2) counterclockwise to remove knob.
END OF TASK
Vol II
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