TM 9-1240-401-34&P
5-20. CELL ASSEMBLY MAINTENANCE INSTRUCTIONS
c. Assembly
a. Disassembly b. Repair
This task covers:
T-UP
Tools
Tool Kit, Electronic System, Repair, Field Mainte-
TM 9-254
nance (SC5180-95-CL-B29)
Condition
Tubular spanner wrench, 1 and 1-1/64 inch
(Item 27, appx F)
M117/M117A2 panoramic telescope removed
from howitzer (TM 9-2350-311-10/
Tubular spanner wrench, 1-3/32 and 1-7/64 inch
TM 9-2350-314-10)
(Item 28, appx F)
.
Materials/Parts
Cell assembly removed from elbow assembly
Sealing compound (Item 13, appx B)
a. Disassembly
I
Using 1-3/32 and 1-7/64 inch tubular spanner
1
wrench (item 28, appx F), remove threaded ring (1)
from cell (2).
Using 1 and 1-1/64 inch tubular spanner wrench
2
(item 27, appx F), remove threaded ring (3) from
cell (2).
Remove lens (4), spacer (5), and lens (6) from cell
3
(2). Mark lenses (4 and 6) for reference during
assembly (ref. TM 9-254).
I
b. Repair
1
Remove corrosion, grease, and dirt from all parts.
Refer to TM 9-254 for cleaning instructions.
Visually inspect for missing or damaged parts.
2
Repair or replace parts in accordance with author-
3
ized parts listed in appendix D.
5-34