2-12. Repair End Sediment Tank Cover Assembly. (FIGURE 2-6)
This task covers:
Tool kit, general mechanic's,
All commodes tagged "Out of Service,
Do Not Operate."
Torque wrench (in-lb)
Torque wrench (ft-lb)
Warning tags, Item 10, Appendix C
Crocus cloth (fine), Item 4,
End sediment tank cover assembly
Gasket P/N 300021
Disinfectant, Item 3, Appendix C
a. Flush the system as follows:
(1) Operate the sanitary unit.
(2) While the unit is operating, flush the system with five flushes from a commode or commodes.
(3 Wait until the unit has stopped running.
b. Turn electrical power off and tag at the primary breaker to the unit.
c. Close the bleach metering valve.
d. Close the backwash water supply valve.
e. Close external sewage inlet and discharge valves (TM 55-1905-223-24-18).
f. Remove the hose clamps and disconnect the flexible coupling in the vent piping on the cover assembly
at point (3) in FIGURE 2-6.