TM 9-2320-289-20Table 2-1. Unit Level Preventive Maintenance Checks And Services for CUCV-.-.ItemIntervalItem To BeProcedureNot MissionNo.InspectedCapable If:1Semi-CoolingWARNINGAnnualSystemIf vehicle has been operating, useContinuedextreme care to avoid being burnedwhen removing cooling system ra-diator cap.Use heavy rags orgloves to protect hands. Turn radia-tor cap only one-half turn counter-clockwise and allow pressure to berelieved before fully removing cap.c. Test coolant (see TB 750-651).2Semi-Drivea. Check for missing, broken, cracked,a. Any drivebelt isAnnualBeltsand frayed drivebelts.missing or broken.Belt fiber has morethan one crack 1/8inch in depth or 50%of belt thickness orhas frays more than 2inches long.b. Check drive belts for proper adjust-ment using belt tensioning gage. Ifloose, adjust tension as required.ALTP.S.A/CNEW 146 lb.146 lb.169 lb.OLD67 lb.67 lb.67 lb.If replacing belt, adjust to new specifica-tion and run engine for 15 minutes andreadjust to old specifications (see Ap-pendix E).2 - 1 0
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