TM 55-2840-251-23
8-2 OIL LINES AND FITTINGS (Continued)
8-2-1 REMOVAL (Cont)
18.
Remove tube assembly (19), seals (18) and half-
plates (17) and (45). Remove and discard preformed
packings (20).
19.
Remove internal transfer tube (21) (Task 5-3).
20.
Cut lockwire and remove bolts (22) and washers
(23),securing coupling (24) to gas generator case.
21.
Remove coupling (24), complete with No. 2 bearing
internal scavenge tube (25). Remove tube (25) from
coupling and discard preformed packings (26).
22.
Remove three self-locking nuts (8) and bolts (9),
securing seals (11) and retaining plates (10), to rear
fireseal mount ring. Remove transfer tubes (12), seals (11)
and retaining plates (10). Remove and discard preformed
packings (13).
23.
Remove retaining rings (1), securing transfer tubes
(5) and (7). Push tubes into elbow (4) to clear scavenge
pump ports.
24.
Remove self-locking nuts (2) and washers (3),
securing oil scavenge tube elbow (4) to flange G. Remove
elbow and transfer tubes (5) and (7). Remove tubes from
elbow and discard four preformed packings (6).
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