TM 5-4220-227-14
6-25. Demand and Exhaust Regulators.
This task covers:
Repair
INITIAL SETUP:
Tools
Materials/Parts (Cont)
General Mechanic's Tool Kit
Cloth, Lint Free (Item 6, Appendix E)
(NSN 5180-00-177-7033)
Bands, Rubber (Item 4, Appendix E)
Materials/Parts
Equipment Condition
Demand and Exhaust Regulators
Inhalator mask assembly removed (para. 5-37).
Detergent, Nonionic (Item 8, Appendix E)
Dual hose assembly removed (para. 5-39).
Distilled Water (Item 9, Appendix E)
Demand and Exhaust Regulators removed
Bags, Plastic (Item 3, Appendix E)
(para. 5-38).
Repair. (figure 6-43)
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.
(1)
Exhaust regulator.
(a)
Remove clamp (1) from case (2).
(b)
Remove cover (3) from case (2) and remove diaphragm (4).
(c)
Remove exhalation valve (6) and valve spring (5).
(d)
Clean all components using nonionic detergent cleaner and rinse with clean distilled water.
(e)
Inspect all components and replace all components that are bent, cracked, worn, or otherwise damaged.
(f)
Install valve spring (5) and exhalation valve (6) in case (2).
(g)
Install diaphragm (4) in case (2) and install cover (3) and secure with clamp (1).
6-100
