TM 5-3805-263-14&P-15.Install the pump drive shaft lock bar on the pumpcoupling as shown using the drive shaft bolts.Be sure that the free end of the lock bar ispointing toward the right hand side of themachine. Once the engine is started, this lockbar will act as a pump rotation lock to preventhydraulic motoring.6.Remove the retainer caps from the top andbottom of each articulation cylinder pin.CAUTIONBe careful to avoid damaging fibre bushings incylinder rod ends.7. Remove the three (3) bolts and cap from the bottomof the lower pivot pin.8. Loosen the six (6) retainer bolts on the bottom of thelower pin about 1/2 inch.9. Disconnect the auxiliary hydraulic pump lines and airlines at the quick connector banks on each side of themachine. Remove dirt from dust covers and install on allline connectors.CAUTIONKeep hydraulic and air connectors clean. Do notallow dirt or other contamination to enter fittings.101
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