TM 5-1940-277-34MAIN BEARING INSPECTION AND REPLACEMENT INSTRUCTIONSThis task covers: a.Removalb.Inspectionc.InstallationINITIAL SETUPTools:Equipment Condition:Condition Description:Torque wrench (0-175 ft-lb)Page 2-179Engine assembly removed5/8 in socketfrom boat and mountedRatcheton engine maintenanceMicrometer caliper, insidestand or laid on sideMicrometer caliper, outsideon top of work bench.Engine maintenance stand Page 2-317Flywheel and flywheelNon-metallic hammerhousing removed.Handle, socket wrenchPage 2-307Oil sump (pan) removed.15/16 in socketMaterials/Parts:Shell main bearing wide upper with oil hole (2 each)Shell main bearing narrow upper with oil hole (5 each)Shell main bearing wide lower (2 each)Shell main bearing narrow lower (5 each)3-47
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business