TM 1-1520-238-23
6-177
6.36.
ENGINE NOSE GEARBOX AND QUILL SHAFT REMOVAL/INSTALLATION – continued
c. Lubricate three new packings (24) and pack-
ing (25). Use petrolatum (item 138, App F).
d. Install three packings (24) and new packing
(25) on quill shaft (23).
e. Install small end of quill shaft (23) in input
shaft of gearbox (19).
WARNING
The engine nose gearbox weighs
approximately 40 pounds. To prevent
possible injury to personnel or dam-
age to gearbox, two persons support
gearbox while third person installs at-
taching hardware.
f. With two persons supporting gearbox (19),
position gearbox (19) on engine (22) with
gearbox output shaft toward transmission in-
put coupling.
(1) With two persons supporting gearbox (19),
third person guide quill shaft (23) in engine
output shaft.
(2) Rotate quill shaft (23) as required to aline
splines with engine output shaft splines.
(3) Rotate gearbox (19) on quill shaft (23) as
required to aline gearbox output shaft with
transmission input coupling.
g. Aline bolt holes in flange of gearbox (19) with
holes in engine (22).
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25
M04-547-8
24
23
24
23
19
19
M04-547-10
22
19
23
