Parker 3Z Series - Introduction

HY13-1597-01/US
3Z Motor Service Procedure
3ZG Series
Parker Hannin Corporation
Hydraulic Pump & Motor Division
Greeneville, TN 37745 US
4
Thisservicemanualhasonepurpose:toguideyou
inmaintaining,troubleshooting,andservicingthe3Z
MotorSeries.
Materialinthismanualisorganizedsoyoucanworkon
the3ZMotorsandgetresultswithoutwastingtimeor
beingconfused.Togettheseresults,youshouldread
thisentiremanualbeforeyoubeginanyworkonthe
3Zmotor.
Thismanualalsocontainstroubleshootinginformation
andchecklist.Ifyoumustservicethe3Zmotor,the
checklistwillhelpyoutodeterminewheretheproblem
maybe.
Thethree-columnformatoftheDisassembly,
Inspection,andAssemblysectionswillmakeiteasierfor
youtoconductmajorworkonthe3Zmotor.
Column1givesabriefkeyforeachprocedure.
Column2explainsindetailtheprocedureyoushould
follow.Column3illustratesthisprocedurewith
photographs.Readallmaterialcarefullyandpayspecial
attentiontothenotes,cautions,andwarnings.
Servicepartlistchartsarealsoprovidedinthismanual
withthepartnamesandexplodedviewitemnumbers
crossreferencedtoParkerservicepartnumbers.
Asyougainexperienceinservicingthe3Zmotor,you
mayndthatsomeinformationinthismanualcouldbe
clearerormorecomplete.Ifso,letusknowaboutit.Do
nottrytosecondguessthemanual.Ifyouarestuck,
contactus.Servicingthe3Zmotorshouldbeasafeand
productiveprocedure,inorderfortheunittodeliverthe
reliable,long-lifeoperationengineeredintoit.
Introduction