TM 9-1240-271-34&P
Section 3. SUPPORT
SUPPORT MAINTENANCE PROCEDURES INDEX
Reference (para)
Task
--
Removal
Installation
--
SUPPORT REMOVAL
TOOLS: 1/2" box wrench
7/32" socket head screw key (Allen wrench or equivalent)
#2 cross tip screwdriver offset (Phillips type)
1/4" flat tip screwdriver offset
4 oz. ball peen hammer
3/8" drive pin punch
PERSONNEL: One
EQUIPMENT CONDITION: Periscope mount in tank
FRAME 1
1
--
1
Procedure
Step
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Using Allen wrench, remove two screws (1) and two washers (2).
1.
Remove shield operating handle assembly (3) from bracket (4)
2.
Using flat tip offset screwdriver, remove four screws (5) from tw O keys (6).
3.
4.
Using hammer and punch, tap two keys (6) from support casting (7).
Using Phillips offset screwdriver and box wrench, remove four nuts (8) and four washers
5.
(9).
When four screws (10) are removed, the suppc rt (7)
may fall and cause injury or damage.
While holding onto support (7), remove four screws (10).
6.
Carefully remove support (7) from mount.
7.
END OF TASK
Vol II
4-10
