TM 5-4310-343-35
(3) Cleaning. Clean oil pump and removed components with dry cleaning solvent per Specification P-D-680
and dry thoroughly.
(4) Inspection. Check oil pump and removed component parts for defective threads, dents, cracks, distortion
and other damage.
(5)
Replacement. Replace tube (92), tube (93), rear fan guard (69) and oil pump (112) if defective. Refer
to paragraph 5-8.e for overhaul instructions of the oil pump.
(6) Installation. Installation is the reverse of removal, refer to preceding step (2) in this paragraph. Apply torque
as applicable, refer to paragraph 5-4.
h. Oil Sump.
(1) Refer to figure 6-1 and proceed as follows.
(2) Remove dipstick (142) from oil sump (146). Then, remove preformed packing (143) from dipstick.
(3) Unscrew and remove drain plug (144) from oil sump (146). Then, remove preformed packing (145) from
drain plug.
(4) Remove four nuts (147), flat washers (148), and lock washers (149) from sump (140) and basic compressor
(159). Remove sump (146) and packing ring (150) from crank case.
(5) Cleaning. Clean oil sump and removed component parts with dry cleaning solvent per Specification P-D-
680. Dry thoroughly.
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