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 TM 55-1905-223-24-18-1
Repair Vessel Subassembly (3rd Stage).
2-29.
a. Disassembly, b. Repair, c. Assembly.
This task covers:
Equipment Condition
Tools
Oil/water separator secured at the
Tool kit, general mechanic's,
miscellaneous machinery power panel
and tagged "Out of Service - Do Not
Operate."
Materials/Parts
Self-locking wing nut P/N NU75
Packing retainer P/N OR80
Preformed packing P/N OR40
Coalescer element P/N 622-100
Warning tag, Item 1, Appendix C
DISASSEMBLY
a. Drain Third Stage Vessel.
(1) Press OIL DUMP, STAGE 3 button (1, Figure 2-18) on control module to drain
oil from vessel.
(2) When complete, turn PUMP selector switch (2) off.
(3) Turn POWER switch (3) off.
(4) Open vent valve (4, FIGURE 2-19) on top of third stage vessel.
(5) Open drain valve (7) on bottom of third stage vessel.
(6) When drainage is complete, close vent valve (4) and drain valve (7).
b. Disconnect Electrical Power.
(1) Turn off electrical power to oil/water separator at the miscellaneous
machinery power panel.
(2) Tag switch "Out of Service - Do Not Operate."
NOTE
Cover must be opened before coalescer element is removed.
2-236
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