TM 5-4310-452-142-14. DURING OPERATION.a.Perform all During (D) PMCS. Become familiar with the normal operation of the compressor unit and with thereadings on the indicators, Damage to the equipment, expensive repairs, and downtime can be avoided by an alertoperator who can detect a problem in its early stages and help organizational maintenance correct it before it becomes amore serious problem.CAUTIONCare must be taken to prevent air infuel system. Never allow fuel tank torun dry. Air in fuel system will causeengine power loss, rough running, orengine to stall and not restart. Ifengine stalls and will not restart,notify your supervisor to haveorganizational maintenance bleedfuel system.b.The compressor unit is equipped with a beltbreak switch (2) that will stop the engine if an engine V-belt (1) breaks. If the engine stops, check the engine V-belts. If a V-belt is broken, notify your supervisor.2-15. COUPLING UNIT TO TOWING VEHICLE.WARNINGThe 5-Ton Series trucks are the onlyvehicles authorized to tow thecompressor unit. Unauthorizedvehicles may shear drawbarmounting bolts, allowing unit todisengage from towing vehicleresulting in injury or death topersonnel.NOTEBefore compressor unit is towed,ensure that Before (B) PMCS havebeen performed.a.Raise both rear leveling jacks (2) withhandcrank (3). Remove locking pins (1) and place rearleveling jacks in travel position. Insert locking pins tolock rear leveling jacks in position.2-20
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