TM 9-1240 400-34&P
5-9.
MAINTENANCE OF EXTENSION LIGHT ASSEMBLY (CONT).
DISASSEMBLY
NOTE
Extension light can be disassembled while installed on M137 telescope mount upper assembly housing.
1
Remove optic cell assembly adapter (1) from light extension (2).
2
Remove light assembly (3) from light extension (2).
CLEANING
Clean all parts per TM 9-254.
REPAIR
Repair is by replacement of authorized parts as required. Refer to appendix B.
REASSEMBLY
1
Install light assembly (3) in light extension (2).
2
Apply sealant adhesive (item 5, appx C) to base of optic cell assembly.
3
Install optic cell assembly (1) to light extension (2).
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