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Page Title:
OPTICAL CELL ASSEMBLY MAINTENANCE |
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 TM 9-1240-375-34&P
DIRECT SUPPORT
M137/M137A2/M137A3 PANORAMIC TELESCOPE
(1240-01-038-0531/1240-01-483-6103/1240-01-483-6100)
OPTICAL CELL ASSEMBLY MAINTENANCE
DISASSEMBLY, CLEANING, REPAIR OR REPLACEMENT, ASSEMBLY
INITIAL SETUP:
Tools and Special Tools
Tool Kit, Electronic System Maintenance (SC 5180-95-B29)
Materials/Parts
Sealing compound (item 13, WP 0152 00)
References
TM 9-254
DISASSEMBLY
WARNING
TRITIUM
GAS (H3)
When maintaining radioactively illuminated fire control equipment, follow radiation
hazard procedures in warning summary (M137 only).
2
1
1 fc 5 8 3
Remove safety relief valve (1) from optical element cell (2).
CLEANING
Clean all parts per TM 9-254.
REPAIR OR REPLACEMENT
Repair is by replacement of authorized parts that do not meet inspection criteria. Refer to WP 0140 00.
0089 00-1
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