TM 10-4330-236-13&P
14-22.
PRESSURE TUBE REPLACEMENT.
This task covers:
a.
Removal
b.
Installation
INITIAL SETUP
Tools
Equipment Conditions
General Mechanics Tool Kit (Appendix B. Section
Filter-separator removed from system and air vent valve
III, Item 1)
open. Refer to para 2-6.
Materials/Parts
General Safety Instructions
Thread Sealant (Appendix F, Section II, Item 2)
lock washers (Appendix C)
WARNINGS
· Do not smoke within 100 feet of filter-separator.
· Fuel is toxic to skin, eyes, and respiratory tract.
· Sealant is toxic to skin, eyes, and respiratory tract.
Refer to figure 4-12.
WARNINGS
· Fuel is toxic to skin eyes and respiratory tract. Wear skin and eye protection when handling
components. Provide adequate ventilation.
· Avoid spillage of fuel. Drain fuel in an adequate container, otherwise a fire hazard or
environmental contamination could result.
· Do not apply excessive pressure with fingers when cleaning or applying sealant onto threads.
Sharp threaded edges could cause injury.
a.
Removal.
(1)
Remove four nuts(1).four lock washers (2). eight flat washers (3). four screws (4), and four clamps (5)
from the long tube (6).
(2)
Remove long tube (6) by unscrewing two nuts (7) while holding adapters (8) with wrench to keep
adapters from turning.
(3)
Remove one nut (9), one lock washer (10), two flat washers (11) one screw (12) and one clamp (13)
from the short tube (14).
(4)
Remove short tube (14) by unscrewing two nuts (15) while holding adapters (16) with wrench to keep
adapters from turning.
(5)
Remove adapters (8 and 16) from DP gage (17) and tank ports (18).
b.
Installation
(1)
Apply sealant to threads on adapters (8 and 16) and install in DP gage (17) and outlet ports (18).
(2)
Insert short tube (14) ends in adapters (16) at DP gage (17) and tank ports (18) then secure with nuts
(15).
4-23
