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Page Title:
SIGHTING AND FIRE CONTROL SEMIANNUAL (180 DAY) PREVENTIVE MAINTENANCE |
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  TM 9-2350-222-20-2-1
2-6.
SIGHTING AND FIRE CONTROL SEMIANNUAL (180 DAY) PREVENTIVE
MAINTENANCE
SUPPLIES:
Clean lint-free cloth
Cleaning solvent
PERSONNEL: One
REFERENCES: TM 750-116 for procedures to purge and charge instruments with dry nitrogen
DA PAM 738-750 for procedure to record preventive maintenance forms
Step
Procedure
Reference
Item to be Inspected
Purge and charge periscpe
Commander's Periscope
1.
with dry nitrogen using Fire
M36
Control Purging Kit.
Lubricate hinges and hatch
Loader's Periscope M37
2.
mount.
Purge and charge periscope
Gunner's Periscope
3.
with dry nitrogen using Fire
M32C
Control Purging Kit.
Purge and charge sight with
4.
Infinity Sight 8635466
dry nitrogen using Fire
Control Purging Kit.
Purge and charge telescope
Telescope M105F and
5.
with dry nitrogen using Fire
Telescope Mount M114
Control Purging Kit.
END OF TASK
Para 2-6
Change 3
2-17
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