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 TM 55-1905-223-24-11
MAINTENANCE OF THE MARINE SANITATION SYSTEM
2-10. The unit level Replacement and Repair tasks of the marine sanitation system are accomplished through
maintenance procedures in paragraphs 2-11 thru 2-27 of this chapter. Inspections, checks, services, and
adjustments are covered in PMCS, Table 2-1.
2-11. Repair Sewage Treatment Unit Assembly. FIGURE 2-4.
This task covers:
a. Inspection
b. Test
c. Service,
d. Removal
e. Repair
f. Replacement
INITIAL SETUP:
Tools
Equipment Condition
Tool kit, general mechanic's,
All commodes tagged "Out of
Service, Do Not Operate."
Tool kit, electrician's,
All electrical power off to
sanitary unit.
Lifting fixture P/N 3822512
External sewage inlet and outlet
Lifting straps P/N 3375958
valves closed.
Torque wrench (ft-lb),
Refer to the following paragraph in this
5120-01-125-5190
maintenance manual:
Treatment unit drained (Table 2-2, Item 1.)
Materials/Parts.
Tubing clamp, Item 1, Appendix C
Pipe thread lubricant, teflon,
Item 2, Appendix C
Treatment unit assembly
P/N 3900001
Cover gasket P/N 3600019-
Container, 1 qt (for catching
bleach runoff)
Container, 5 gal or larger (for
catching sewage runoff)
Disinfectant, Item 3, Appendix C
Warning tags, Item 10, Appendix C
2-21
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