b. Disassembly. Refer to figure 4-18 and
.
disassemble the lubricating oil Dump assembly
Figure 4-18. Crane engine lubricating oil pump assembly, exploded view.
4-55. Cleaning, Inspection and Repair
4-56. Reassembly and Installation
a. Clean all parts with an approved cleaning solvent
a. Reassembly.
and dry thoroughly.
(1) Refer to figure 4-18 and reassemble the
b. Inspect pump gears for cracked, scored, worn or
lubricating oil pump assembly.
(2) When assembling place driven gear over
chipped teeth. Replace a defective gear.
c. Inspect bushings and shaft for scoring, distortion
shaft with marked end to oil inlet side of body.
(3) Assemble driven gear and shaft to cover,
or wear. Replace defective parts.
leaving 0.002 inch clearance between gear and cover.
d. Inspect gear pockets finished surfaces for
b. Installation.
scratches, or , scoring and wear. Replace pump bodies
(1) Install oil pump assembly as illustrated on the
if wear indicates.
(2) Install oil pan assembly (para 4-53).
NOTE
See table 1-1 for allowable wear
tolerances of components named in
this paragraph.
4-25
