9. Controlvalve
1 MRV-500controlvalve (9−1)
2 Mainreliefvalve (9−2)
3 Reliefvalveforstoringhook (9−3)
4 Pressurereducingvalve (9−4)
5 Backpressurevalve (9−5)
6 Pressureregulatorvalve (9−6)
7 Valvebody(D,H,T,S) (9−7)
8 Valvebody(Outrigger) (9−8)
9 O-ringfittedonjointingsurfaceofvalvebody (9−9)
10Acceleratorcylinder (9−10)
11Spoolassembly(typesofD,H,T,S) (9−11)
10. Oilflowinthein-outbody
1 Whennooperationiscarriedout (10−1)
2 Whencraneisbeingoperated (10−2)
3 Whenunloading (10−3)
(10−4)
(10−5)
(10−6)
(10−7)
8 Descriptionofaccelerationcylinderfunction (10−8)
11. HydraulicCircuit
1 HydraulicSystem (11−1)
2 HydraulicCircuitDiagram(controlvalve) (11−2)
3 Hydrauliccircuitdiagram (11−3)
12. Piping
1 Pipingofcontrolvalveforrunning (12−1)
2 Controlvalvepipingforcrane (12−2)
3 Outorigachangevalvepiping (12−3)
4 Constructionofswiveljointandpositionofhouses (12−4〜5)
5 PipingofColumn (12−6)
13. Boom(5-sectionboom)
(1)Simultaneoustelescopingofboom4andboom5 (13−1)
(2)Boom4,5frontsidesectionindetail (13−2)
(3)Boom3,4rearsidesectionindetail (13−3)
(4)Installationproceduresforslideplateandguide (13−4)
4 Whenhookisbeingwoundupbyhookstoringoperation
5 Whenhookstoringrelief valveisbeingfunctionedbyhookstoringoperation
6 Whenboomup,hookup,boomretraction,andslewingC.W.arefunctioning
7 Whenboomdown,hookdown,boomext,andslewingC.C.W.arefunctioning