TM 9-2320-289-343-18. CRANKSHAFT, MAIN BEARINGS, AND FLYWHEEL INSTALLATION.This task covers:a. InstallationINITIAL SETUP:Equipment ConditionMaterials/Parts• Crankshaft, main bearings, and• One rear main seal kitflywheel removed, (See paragraph 3-1 5)• Sixteen connecting rod nutsl Lubricating oil (Item 49, Appendix B)Tools/Test Equipmentl Torque wrencha . I N S T A L L A T I O N NOTEl If installing main bearings (5) and crankshaft (6), perform steps 1, 2,and 4 through 9.l If installing main bearings (5) and crankshaft (6) was not removed,perform steps 3, 5, and 6. if installing rear main bearings, also performstep 4. If installing #3 main bearings, also perform step 7.l if installing flywheel, perform step 9.1.Coat inner surface of upper mainbearings with lubricating oil and installin engine block (1) as marked.2 .Position crankshaft (6) in engineblock (1) .CAUTIONCare should be taken when usingbiunt-edged tool to install uppermain bearing, Failure to follow thiscaution may result in damage tocrankshaft (6).3. Coat surface of upper main bearingwith lubricating oil and insert plain(unnotched) end between crankshaft(6) and indented (notched) side ofengine block (1). Rotate crankshaftuntil upper main bearing is rolled intoengine block. Using blunt-edged tool,tap upper main bearing into engineblock until it seats.TA506673 - 5 8
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
