TM 9-1240-401-34&P
I
3-30. M118A2/M118A3 ELBOW TELESCOPE LEVEL ASSEMBLY LEAKAGE TEST
- continued
13
Remove level assembly (6) and fabricated leak test
adapter (7) from the container of clear water.
Release pressure from fabricated leak test adapter
14
(7) at inlet port (11).
Remove four wing nuts (9), four machine screws
15
(8), and level assembly (6) from fabricated leak test
adapter (7).
16
If air bubbles were detected, repair level assembly
M118A2) and repeat the level assembly leakage
test.
If air bubbles were not detected, use a clean, dry
17
wiping rag to dry level assembly.
I
3-31. M118A2 ELBOW TELESCOPE COVER ASSEMBLY LEAKAGE TEST
ITIAL SET-UP
ate rials/Pa rts
Tools and Special Tools
Nitrogen, technical (Item 8, appx B)
Adapter, leak test, fabricated (fig. C-1 appx
Wiping rag (Item 12, appx B)
c)
ment Condition
Purging kit (Item 22, appx F)
Ml 18A2/M1 18A3 elbow telescope removed
from howitzer (TM 9-2350-311-10)
Tool Kit, Electronic System, Repair, Field
Cover assembly removed,
Maintenance (SC5180-95-CL-B29)
M118A2 (ref. para 3-17)
518001-168-0487
1 Secure pressure regulator(1) to a tank containing
pressurized nitrogen.
If registered pressure is 100 psi (689.48 kPa)
or less, obtain a replacement.
2 Open nitrogen tank valve (2) and observe pressure
gage (3). Gage should indicate pressure in nitro-
gen tank.
3-54
