TM 55-2840-251-23
8-2 OIL LINES AND FITTINGS (Continued)
8-2-1 REMOVAL (Cont)
11.
Cut lockwire and remove bolts (38) and plain washers
(39) securing scavenge oil elbow (40) to reduction gearbox
case.
12.
Remove elbow (40), oil transfer sleeve (42) and two
transfer tubes (36). Remove and discard preformed
packings (37) and (44) from transfer tubes and oil transfer
sleeve. Remove preformed packing (43) and sealing
sleeve (41) from elbow (40) and discard preformed
packing.
13.
Remove two self-locking nuts and washers (34) and
two deeheaded bolts (33), securing scavenge coupling
assembly (35) to flange C. Remove coupling assembly.
14.
Remove self-locking nuts (27) and bolts (28),
securing seals (30) and retaining plates (29) to center
fireseal mount ring. Remove oil transfer tubes (31), seals
(30) and plates (29). Remove and discard four preformed
packings (32).
15.
Cut lockwire and remove two bolts (14) securing No.
2 bearing scavenge tube assembly (19) to coupling (24).
16.
Remove self-locking nuts (16) and bolts (15),
securing seals (18) and half-plates (17) and (45), to both
sides of rear fireseal mount ring.
17.
Cut lockwire and remove bolts (14), securing No. 2
bearing scavenge tube assembly (19) to compressor inlet
case.
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