TM 10-3930-669-34 VISUAL INSPECTION (1) Remove oil pump (Para 3-12). (2) Inspect oil pump seal. (a) If pump seal is damaged, replace pump. (b) If pump seal is not damaged, pump seal is OK. VISUAL INSPECTION (1) Remove crankshaft (Para 3-14). (2) Inspect rod and main bearings. (a) If  rod  or  main  bearings  are  not  within limits,    replace    damaged    bearings    or engine (Para 3-3). (b) If rod or main bearings are within limits, rod and main bearings are OK. 2-29