R305LC-7液压图回转川崎阀

SECTION 3 HYDRAULIC SYSTEM Group 1 Hydraulic Circuit - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-1 Group 2 Main Circuit - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-2 Group 3 Pilot Circuit - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-5 Group 4 Single Operation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-13 Group 5 Combined Operation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-23 GROUP 1 HYDRAULIC CIRCUIT(-#0119) SECTION 3 HYDRAULIC SYSTEM 15 XBo XBb1 1314 16 17 18 20 21 19 2623 22 M dr1 Pi2 Pm2 A1 A2 Pi1 Pm1 1 XBs XAs Mu Pz P1 A3 dr1 PG Py 24 P2 R2 3 25 PB A B PA dr2 12 4 Pk VA VB P P REG REG SWING ARM 5 7 TRAVEL XAs (1) XBs (3) XBa1 (2) XAa1 (4) XAtl (1) XBtl (2) XAtr (3) XBtr (4) XBk (3) XAk (1) XAb1 (2) XBb1 (4) 6BUCKET BOOM Pns Pk Pm1 Pm2 Pz A5 A4 A3 A2 A1 P4 P3 P2 P1 PG(S/Motor) PG(MCV) 24 Atl Btl As Bs Px PH R1 XAtl dr3XBtl XAs XBs Pns XAb2 XAa1 XAa2 XBa1 XBa2 Aa1 Ba1 dr5 PaL dr6 Ck1 Fl Fr dr7 10 (XBp2) PBP 9811 XBa2 XAa2 XAk Ak1 Bk1 Atr Btr XBk Ck2 dr8 XAb1 Ab1 Bb1 PbL XAb2 Ao Bo XAtr XBtr MBMA MAMB PG SH XBp1 XAo 2 VAVB dr4 dr2~dr8 XBp1 (Fr)(Fl) 3-1 1 Main pump 2 Main control valve 3 Swing motor 4 Travel motor 5 RCV lever(LH) 6 RCV lever(RH) 7 RCV pedal 8 Boom cylinder(LH) 9 Boom cylinder(RH) 10 Arm cylinder 11 Bucket cylinder 12 Turning joint 13 Check valve 14 Check valve 15 Hydraulic tank 16 Oil cooler 17 Air breather 18 Bypass valve 19 Strainer 20 Spin filter 21 Line filter 22 Solenoid valve 23 Accumulator 24 Pressure switch 25 Shuttle valve 26 Last guard filter R29073HC01 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 Administrator 线条 3-1-1 GROUP 1 HYDRAULIC CIRCUIT(#0120-) SECTION 3 HYDRAULIC SYSTEM Last guard filter 1 Main pump 2 Main control valve 3 Swing motor 4 Travel motor 5 RCV lever(LH) 6 RCV lever(RH) 7 Rcv pedal 8 Boom cylinder(LH) 9 Boom cylinder(RH) 10 Arm cylinder 11 Bucket cylinder 12 Turning joint 13 Check valve 14 Check valve 15 Hydraulic tank 16 Oil cooler 17 Air breather 18 Bypass valve 19 Return element 20 Strainer 21 Line filter 22 Solenoid valve 23 Accumulator 24 Pressure switch 25 Shuttle valve 26 Dr Am Pi Pi N Bm Dr Am Pi N Bm 27 Dr P D B C A A(BW) B(FW)A(FW) B(BW) Pb2Pa2Pc4 39 38 DR3 Pd5 Pc5 PBPA DB (dr4) PG B(CCW)A(CW) C SH Pd1 D1 Pc1 Ptr DR0 P01 Pc2 Pd2 D2 V3 C2 1Pa2 Pc3 DR2 Pd4 Pc4 Pc4 D4 C4 D5 1 C5 C1 P1 P2 T1 Pb1A1 Pa1 P02 Patt Pb2 Pa2 DR1 1Pb2 B2 A2 1 Pb3 Pd4 2Pc4 Pa4 B4 Pa5 Pb5 CK2 A5 B5 Pb4 B1 CK1 Rs Pn1Pn2 Dr3 C B dr3 Pk Pi1V2 E V2 Pi1 E dr7 33 32 T(dr6) T(dr5) 3030 31 981110 2 24 Pu 24 3 a4 a1 a2 B3B1 a3 Psv Pi2 (Pn1,MCV) Pi1 (Pn2,MCV) Pm2 1 A3 Pm1 Dr A2A1 M 18 Pc5Pd5 (1) Pc2 (3) Pd2 (4)(2) (2) (1) Pa1 Pb1 TRAVEL (4)(2)(1)(3) (4) (3) Pc1Pd1 Pb5Pa5Pd4 BOOMBUCKETARMSWING Pb4 (MCV) P4 P3 P2 P1 Pm1 & Pm2 (Pump) P01(MCV) PG(S/Motor) T(dr2) Pk (T/Joint) Pu (MCV) 13 16 14 17 15 19 20 Dr#,dr# 4 6 28 5 22 36 40 37 3735 7 23 21 27 Rcv pedal 28 Shockless valve 29 Solenoid valve 30 Safety valve 31 Safety valve 32 Press switch 33 Shut off valve 34 Pedal 35 Accumulator 36 Accumulator 37 Stop valve 38 Port relief valve 39 Port relief valve 40 Selector valve 29073HC30