TM 55-1925-273-10-1
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Table 3. Main Engine Valve Line Up
Main
Engine
OPEN
OPEN
1
Lo-31, M.E. No. 1 - LUBO PUR DISCH. / FILL
Lo-5, LUBO DR TO OILY DR. TK. (figure 1,
(figure 1, item 15)
item 14)
Lo-29, M.E. No. 1 - LUBO PUR. SUCT (figure 1,
item 16)
Lo-23, M.E. No. 1 - LUBO PUR. SUCT. (figure 2,
item 6)
Lo-24, M.E. No. 1 - LUBO PUR. DISCH / FILL
(figure 2, item 6)
2
Lo-30, M.E. No. 2 - LUBO PUR. SUCT (figure 1,
Lo-6, LUBO DR TO OILY DR. TK. (figure 1,
item 3)
item 5)
Lo-32, M.E. No. 2 - LUBO PUR DISCH. / FILL
(figure 1, item 4)
Lo-25, M.E. No. 2 - LUBO PUR. SUCT. (figure 2,
item 6)
Lo-26, M.E. No. 2 - LUBO PUR. DISCH / FILL
(figure 2, item 6)
(2)
Loosen the bowl lock screws (figure 7, item 2).
(3)
Unfasten the three hood securing bolts (figure 7, item 3).
(4)
Open the hood (figure 7, item 4).
(5)
Ensure that the bowl can be turned by hand.
(6)
Close the hood (figure 7, item 4).
(7)
Fasten the three hood securing bolts (figure 7, item 3).
! CAUTION
The lube oil purifier gear oil sight glass must be at least two-thirds full. Operating the lube oil
purifier with a low gear oil level could damage the purifier.
(8)
Observe the gear oil level in the sight glass (figure 7, item 5).
c.
At the lube oil purifier control panel:
(1)
Press the START pushbutton (figure 6, item 3)
(2)
Verify that the MOTOR START indicator (figure 6, item 4) energizes.
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