5-18. CAP ASSEMBLY MAINTENANCE INSTRUCTIONS
This task covers:
a. Disassembly b. Repair c. Assembly
Tool Kit, Electronic System, Repair, Field Mainte-
M117/M117A2 panoramic telescope removed
from howitzer (TM 9-2350-311-10/
Sealing compound (Item 13, appx B)
Remove window (1) by tapping side facing interior
of cap (2).
2 Remove all fragments of glass and scrape off all
adhesive material. Avoid enlarging opening.
Remove corrosion, grease, and dirt from all parts.
Refer to TM 9-254 for cleaning instructions.
2 Visually inspect for missing or damaged parts.
Repair or replace parts in accordance with author-
ized parts listed in appendix D.