Case 821G - Engine Removal Procedure

Engine-Engineandcrankcase
Engine-Remove
NOTE:emissionssensorsmountedintheexhauststreamaresensitivetoextremevibrations.Useoftoolsthatgen-
erateextremevibrations,suchasimpactwrenchesandhammers,willresultindamagetoemissionsensors.Avoid
usingthesetoolsduringanyserviceprocedureincloseproximityofemissionsensors.Iftheuseofthesetoolscannot
beavoided,removethesensorsusingextremecautionpriortoperforminganyserviceprocedure.
1.Parkthemachineonalevelsurfaceandlowerthe
buckettotheground.Putthearticulationlockin
LOCKEDpositionandstoptheengine.
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2.Actuatethebrakepedalseveraltimestodischargethe
brakeaccumulators.
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3.PutthekeyswitchinONposition.
PutthecontrolswitchinONposition.
Movethecontrollever(s)backandforthatleast30
timestoreleaseanypressurefromthehydrauliccircuit.
PutthekeyswitchinOFFposition.
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