TM 9-2350-247-10PREVENTIVE MAINTENANCE CHECKS AND SERVICES — Continued 0057 00Table 18. Preventive Maintenance Checks and Services for M548A1/M548A3, AfterITEMNO.INTERVALMAN-HOURITEM TO BECHECKED ORSERVICEDCREWMEMBERPROCEDUREEQUIPMENTNOT READY/AVAILABLEIF:23AfterMaterialHandling KitLifting Sling (ifequipped)CREWMEMBERNOTEReference: TB43-0142, Safety Inspectionand Testing of Lifting Devices, 28 Feb 97a. Check that beam stops are in place on each endof I-beam. Replace missing stops. Inspect beamlock and trolley lock for proper operation.Stops missing.b. Inspect/check hoist chains and hook forevidence of wear, damage, bends or distortions.Check for any grabbing or binding of chains.Bent hook ordamagedchains.c. Check lifting sling. Webbing must be ofuniform thickness. Inspect for evidence ofchemical damage, snags, punctures, tears, cutsand broken or worn stitching.Any evidenceof damage.d. Check sling end fittings for distortion or sharpedges. Replace damaged sling.0057 00-44
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