TM 1-1520-238-23
Change 1
6-481
6.114.
MAIN TRANSMISSION PRIMARY LUBE OIL ROTARY PUMP
REMOVAL/INSTALLATION – continued
6.114.3. Removal
a. Position main transmission (1) on mount fix-
ture to access primary lube oil rotary pump
(2). Use mount fixture and crane (para 1.97).
b. Remove pump (2) from transmission (1).
(1) Remove lockwire from four bolts (3), if
installed.
(2) Remove four bolts (3) and washers (4) from
pump (2).
(3) Thread two jackscrews (5) in holes in flange
(6).
(4) Tighten two jackscrews (5) evenly to separate
pump (2) from transmission (1).
(5) Remove and discard packings (7), (8), and
(9) from pump (2).
(6) Remove two jackscrews (5) from pump (2).
6.114.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
6.114.5. Inspection
a. Check attachment area of pump for cracks
and corrosion. None allowed.
b. Check pump for missing or damaged hard-
ware. None allowed.
c. Check pump for corrosion (para 1.49).
d. Check pump for dents, chipped or broken
housing. None allowed.
e. Check pump for damaged thread inserts.
None allowed.
GO TO NEXT PAGE
M04-0504-10
2
1
1
M04-0504-6
2
4
3
8
6
2
M04-0504-4
1
7
9
5
