TM 9-2350-247-20-1PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDINGLUBRICATION INSTRUCTIONS — Continued0128 00ITEMNO.INTERVALMAN-HOURITEM TO BECHECKED ORSERVICEDCREWMEMBERPROCEDUREEQUIPMENTNOT READY/AVAILABLEIF:9Semi-AnnualIdler and roadWheel MountingNutsa. Check idler and road wheel mounting nuts forlooseness. Tighten loose nuts to 150–170 lb-ft(203–230 N•m) torque.Any missing orstripped nuts.10Semi-AnnualIdler/RoadWheels andIdler/RoadWheel Hubsa. Check for cracked, broken or bent idler/roadwheels and idler wheel hubs.Any broken,bent orcracked idlerroad wheels orleaking hubseals.b. At each service, or whenever track is removed,adjust wheel bearings if looseness or end play isevident (WP 0351 00).Any loosebearings orClass III leaks.c. Check for leaking seals and gaskets.d. Check for leaking grease fittings and reliefvalves.Any leakinggrease fittings.0128 00-24
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