TM 5-3805-262-342-4. ENGINE TROUBLESHOOTING (CONT)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION10. LOW ENGINE OIL PRESSURE (Cont).Step 6. (Cont).b. If foreign matter is not present on oil suction tube screen, goto step 7 below.Step 7.Remove oil pump (page 3-91).Check that O-ring between oil pump and oil galnot damaged.Iery is present anda. If O-ring is missing or damaged, install new O-ring andreinstall oil pump (page 3-94). Be sure to check backlash wheninstalling oil pump as described in page 3-95.b. If O-ring is okay, go to step 8 below.Step 8. Inspect oil pump for cracks, nicked or missing gear teeth, or otherdamage.a. If oil pump is damaged, forward to general support maintenancefor repair (page 4-74).b. If oil pump is okay, go to step 9 below (notify general supportmaintenance) .2-38
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