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 TM 55-1905-223-10
(i)
Observe tank level indicator.
(j)
When dirty oil tank is empty, press STOP pushbutton (2) and lock in.
(k) Close all valves in Lube O Purification and Transfer Piping System.
il
(l)
Disconnect discharge hose from dirty oil discharge deck connection.
(m) Next higher level of maintenance will disconnect IOPP flange.
(10)
Discharge sludge from sludge tank.
(a) Close all valves in Lube Oil Purification and Transfer Piping System.
(b) Open LO-35, SLUDGE TK SUCT (10).
(c) Open LO-36, DIRTY OIL PUMP SUCT (39).
(d) Open LO-37, DIRTY OIL PUMP DISCH (38).
(e) If sludge is to be discharged on the starboard side, connect discharge hosSTBD dirty oil
to e
deck connection, then open STBD DIRTY OIL DISCH.
NOTE
Next higher level of maintenance will install IOPP flange.
(f) If dirty oil is to be discharged on the port side, connect discharge hose to port dirty oil deck
connection, then open PORT DIRTY OIL DISCH.
(g) On Auxiliary Motor Control Center (FIGURE 2-163), set P205-12 circuit breaker (3) to ON position.
(h) On Dirty Oil Discharge Pump TYPE-I Motor Switch (FIGURE 2-166), release LOCK (3) by sliding
downward and press START ushbutton (1).
p
(i)
When pump loses suction, press STOP pushbutton (2).
(j)
Close all valves in Lube Oil Purification and Transfer Piping System.
(k) Disconnect discharge hose from DIRTY OIL DISCHARGE DECK CONNECTION.
(11)
Transfer oil from lube oil storage tank manually to bowthruster engine
.
(a) Close all values in Lube Oil Purification and Transfer Piping System (FIGURE 2-165).
(b) To use HAND PUMP NO. 1, open LO-1, STORAGE TK SUPPLY (34) and LO-3, HAND
PUMP NO. 1 DISCH (33).
(c) To use HAND PUMP NO. 2, open LO-2, STORAGE TK SUPPLY (1) and LO-4, HAND
PUMP NO. 2 DISCH (2).
2-470
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