Specifications

TM9-2330-384-14&P
4-77. VENTCAPASSEMBLYREPLACEMENT.
---JI THISTASKCOVERS
a. Removal
b. Installation
Equipment Conditions:
Materials/Parts:
Ref Conditions
- One gasket
- Two S-hooks
4-68 Tank purged.
- Antiseize tape (item 22, Appendix E)
Tools:
General Safety Instructions:
• Tool kit, general mechanic's
Use extreme caution when working or walking on
• Pipe wrench
top of trailer.
a. REMOVAL
WARNING
Use extreme caution when walking or working on top of semitrailer. Walkway
can become slippery due to moisture or fuel spillage. Failure to follow this
warning may result in serious injury to personnel.
(1)
Open manhole fill cover, if closed, and allow 2
tank pressure to vent (see paragraph 2-16).
3
(2)
Remove screw (2) and S-hook (3), with
1
4
attached chain, from vent cap (1).
(3)
Remove two S-hooks (3 and 5) from chain
5
(4). Discard S-hooks.
7
(4)
Remove vent cap (1) from pipe nipple (6).
(5)
Remove and discard gasket (7).
6
4-252
Change1