Case CX60C - Page 233

6-MAINTENANCE
3.Removethebolts(1)toremovethecover(2).
4.Placeacontainerwithacapacityofminimum70L
(18.5USgal)underthedrainplug.Loosenthedrain
plug(3)atthebottomofthehydraulicoiltank.
5.Whenthehydraulicoilisdrained,cleanthehydraulic
oilsuctionlter,refertopage6-60.
6.Tightenthedrainplug(3)onthehydraulicoiltank.
7.Addnewhydraulicoiltothetank.
8.Installthecover(2)andtightenthebolts(1)to54.2–
81.3N·m(40–60lbft).
9.Usingasolvent,cleantheperipheryoftheairbleed
plugattopofthehydraulicpump.Loosentheairbleed
plug.Ifanyuidcomesout,removetheplug,andll
thepumpwithnewcleanhydraulicuid.
10.Tightentheairbleedplugonthehydraulicpump.
11.Starttheengine,andrunitwithnoloadforabout
5min.
12.Moveeachcontrolseveraltimestoremoveallairfrom
thesystem.
13.Parkthemachineatthespeciedposition,andthen
stoptheengine.
14.Checktheoillevelofthehydraulictank,rellitwithoil
asnecessary.Checkthattherearenobubblesinthe
hydraulictank.
15.Loosentheairbleedplugonthepump,andcheckthat
airfreeuidcomesoutfromthebleedport.
SMIL16MEX1397BB1
6-65