screws (25), washers (24), and strainer screen (23) from
NOTE
housing (29).
Replace all gaskets at reassembly.
(2) Remove pin (27), washer (20), spring (21),
and relief valve piston (22) from rear of pump housing
(8) Reassemble oil pump and strainer by
(11).
reversing the procedures in steps (1) through (7) above.
(8) Remove two bolts (19), lockwashers (16),
c. Cleaning, Inspection, and Repair.
housing (29), and gasket (28) from housing (11).
(1) Clean all parts and dry thoroughly before
(4) Remove eight screws (3) and lockwashers
reassembly or installation.
(4) and separate rear housing (11), cover (5), and two
(2) Inspect impeller and shafts for wear or
gaskets (7) from housing (10).
broken teeth. Inspect flanged bearings for scoring or
(5) Lift gears (8 and 31) out of housing (10).
wear. Inspect strainer for torn screen, corroded, or
(6) Press flanged sleeve bearings (6 and 33)
broken condition. Inspect cover and housing for breaks
out of cover (5) and rear housing (11) only when
or cracks. Inspect mounting hardware for defective
replacement is required.
threads or other damage.
(7) Remove pins (9) from housing (10), then
(3) Repair by replacing all damaged or
remove capscrew (13) and gasket (12) from housing
defective components.
Replace all gaskets at
(11).
reassembly.
1
Oil pump
8
Bolt
15
Cover
2
Gasket
9
Bolt
16
Locking plate
3
Elbow
10
Screw
17 Gasket
4
Packing
11
Lock
18
Cover
5
Tube
12
Screw
19
Retainer
6
Bolt
13
Gasket
20
Lock
7
Lock
14
Screen
Figure 3-51. Oil pump and screen, for engine model D333TA with screen exploded.
AGO 20051A
3-61
