TM 5-4220-227-14
5-44. Air Exhaust Manifold.
This task covers: Replace
INITIAL SETUP
Tools
Materials/Parts (Cont)
General Mechanic's Tool Kit
Bands, Plastic (Item 4, Appendix E)
(NSN 5180-00-177-7033)
Bags, Plastic (Item 3, Appendix E)
Materials/Parts
Equipment Condition
Manifold
Chamber shut down (para. 2-15).
Preformed Packing
Air supply manifold removed (para. 5-41).
Grease, Halocarbon (Item 13, Appendix E)
Replace. (figure 5-68)
WARNING
To prevent the spread of disease, serious injury and/or death, oxygen breathing systems must be
maintained hygienically clean and free from dust, dirt, and all hydrocarbon contamination. Refer
to oxygen system prework procedures para. 4-10 to avoid violating this warning.
CAUTION
Use two wrenches to remove and install all piping components to avoid damage.
NOTE
Ensure system is depressurized, prior to beginning this task. There are two air exhaust manifolds. The
replacement of each manifold is the same.
(1)
Remove two nuts (1), washer (2), and U-bolt (3).
(2)
Remove four nuts (4), bolts (5) and remove air exhaust manifold (6) and preformed packing (7).
(3)
Install air exhaust manifold (6) and preformed packing (7), and secure with four bolts (5), and nuts (4).
(4)
Install U-bolt (3) on bracket (8) and secure with two washers (2) and nuts (1).
(5)
Pressurize system and check for leaks.
FOLLOW-ON MAINTENANCE
Install air supply manifold (para. 5-41).
5-154
