TM 9-2320-272-24-4
5-11. ENGINE OIL PUMP REPAIR (Contd)
Remove two screws (6) and lockwashers (5) from filter head (1). Discard lockwashers (5).
10.
Remove six screws (7) and lockwashers (8) from filter head (1). Discard lockwashers (8).
11.
Tap filter head (1) with soft-faced hammer to separate from dowel pin (4) and inner body (3) and
12.
remove filter head (1) and gasket (2) from inner body (3). Discard gasket (2).
Clean gasket remains from mating surfaces of filter head (1) and inner body (3).
13.
Remove idler gear (14) from idler shaft (15) and inner body (3).
14.
Press driveshaft (10) through driven gear (13) with arbor press and remove driven gear (13) from
15.
driveshaft (10).
Tap inner body (3) and gasket (12) with soft-faced hammer to separate from dowel pin (11) and
16.
remove inner body (3) and gasket (12) from oil pump body (9). Discard gasket (12).
Clean gasket remains from mating surfaces of oil pump body (9), inner body (3), and gasket (12).
17.
Remove idler gear (17) from idler shaft (15).
18.
Press driveshaft (10) through driven gear (15) with arbor press and remove driven gear (15) from
19.
driveshaft (10).
Remove drive gear (18) from driveshaft (10) with arbor press.
20.
Remove idler shaft (15) from oil pump body (9) with arbor press.
21.
NOTE
Perform steps 22 and 23 only if dowel pins are damaged.
22.
Remove dowel pin (4) from inner body (3). Discard dowel pin (4).
23.
Remove dowel pin (11) from oil pump body (9). Discard dowel pin (11).
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