Case CX490D - Page 315

9-ACCESSORIES
SettingrangesforSingle-actingauxiliaryhigh-owhydrauliccircuit
ThemaximumowratefortheSingle-actingauxiliaryhigh-owhydrauliccircuitcanbeselectedwithinthefollowing
range:
Level
1pumpow
1
71L/min(18.8USgpm)
2
101L/min(20.1USgpm)
3
131L/min(34.6USgpm)
4
161L/min(42.5USgpm)
5
191L/min(50.5USgpm)
6
221L/min(58.4USgpm)
7
251L/min(66.3USgpm)
8
282L/min(74.5USgpm)
9
312L/min(82.4USgpm)
10
342L/min(90.3USgpm)
ThemaximumowrateforBreaker1combinationissetfromfactory:
Single-actingcircuitBreaker1:282L/min(74.5USgpm)
ThemessageCHECKFLOWRATEappearsatthebottomofthesettingtabifavalueaboveLevel10isselected.
Ifattachmentoperationisanywaystartedwiththissetting,themessageCHECKFLOWRATEwillappearonthe
topofthedisplay,andawarningbuzzerwillsound.
Stopattachmentoperation,andmakesuretoselectavalueofmaximumowratethatdoesnotexceedLevel10.
NOTICE:theworkingpressurecanbesetfromtheinstrumentclusteronlyfortheMulti-functionauxiliaryhigh-ow
hydrauliccircuit.FortheSingle-actingcircuitandfortheDouble-actingcircuittheworkingpressureshallbesetman-
ually.
NOTICE:theworkingpressureoftheSingle-actingauxiliaryhigh-owhydrauliccircuitshallbesetmanuallybythe
reliefvalvelocatedbehindtheboomfoot.Thefactorysettingofthereliefvalvelocatedbehindtheboomfootis
17.65MPa(2560psi).Themaximumsettingofthereliefvalveis21MPa(3046psi).
9-9