Shop manual máy đào HuynDai R170W-9 (Phần 1) Phần thủy lực
SECTION 3 HYDRAULIC SYSTEMSECTION 3 HYDRAULIC SYSTEMGroup 1 Hydraulic Circuit -------------------------------------------------------------------------------------------------- 3-1Group 2 Main Circuit --------------------------------------------------------------------------------------------------------- 3-2Group 3 Pilot Circuit ---------------------------------------------------------------------------------------------------------- 3-5Group 4 Single Operation ------------------------------------------------------------------------------------------------- 3-14Group 5 Combined Operation ------------------------------------------------------------------------------------------ 3-29 GROUP 1 HYDRAULIC CIRCUITGROUP 1 HYDRAULIC CIRCUITSECTION 3 HYDRAULIC SYSTEMSECTION 3 HYDRAULIC SYSTEM65Breaker solenoid valve(option)64Solenoid valve(option)61Breaker selector valve(option)605958Stop valve(option)5756Accumulator(option)552 way & adjust boom pedal(option)54EPPR valve(option)5352Boom safety lock valve(option)5150Pilot check valve(RH, option)4947Bucket cylinder48464544434241403938373635343332313029282726252423222120191817161514131211Pilot check valve(LH, option)Outrigger cylinder(RH, option)5 solenoid valve(option)TransmissionPressure sensor(200k)Pressure sensor(5k)Accumulator(option)Accumulator(option)Brake supply valveTCV valveTravel control valveSteering valvePower train pumpRCV dozer(option)Shuttle valveLast guard filterShuttle blockPressure sensor(100k)Pressure sensor(500k)5 solenoid valve & pilot line filterDrain filterAir breatherOil coolerHydraulic tankCheck valveCheck valveTurning jointArm cylinder10Boom cylinder(RH)9Boom cylinder(LH)876RCV lever(LH)5Travel motor4Swing motor3Main control valve2Main pump1RCV lever(RH)Accelerator pedalBypass valve & return elementStrainer assyPressure sensor(50k)Brake valveFront axleRear axleLocking valveOscillating cylinder4 solenoid valve(option)Outrigger cylinder(LH, option)Pressure switch(option)Arm safety lock valve(option)Accumulator(option)Dozer cylinder(LH, option)Dozer cylinder(RH, option)Accumulator(option)67Quick clamp solenoid valve(option)68 Pattern change valve(option)Selector valve(option)62Breaker return filter(option)6370 Selector solenoid valve(option)T2,T3,T4T2dr2dr3PTPTPP1T3P2P1PuPc42Pb3Pd41B2A2DR1Pb21Pb20Pa20Pb1A1B1Pa1T1Pc3Pa21DR2V3Pd2D2C2Pc1D1C1DR0Pd1AiB4B5A5Pa5Pb5Pa4Pb4C5D5D4C4Pc40Pd40DR3Pc5Pd5DR#,dr#(TGP)PGPPACGPACC1ACC2BR1BR2ACC1GPT4AC1M1Rs5251dr5EPi1 V2EV2Pi1C6D67374dr8A(fw)S B(bw)A1A2A3B3P129P1P2S1S2B1ENG58 59 5958M2PTPTMKB22PSX2M3MAMBGext.X1T1UGM2T(dr6)EPi1V2TPG (S/Motor)P0 (MCV)SWING ARMBUCKET BOOM56(3,F)(1,G)(2,D) (4,E)(3,B)(1,A)5461PTPTPT(2,H) (4,J)A2A1A326P1TP2PS245557576056BC63DR4P032762P04Pi2PS24P1P2P3MPSPSPSPa1Pd5Pc5P1P2TA1A2B1B270Pb1PS22PSPSDR5374948494845A2A1PTA3 A4PSPTPd6Pc6P0Pi1Pn2(MCV)153232627PattP02PS2425acdef ghjPc3(MCV)68PS24ABEDHJFGPd40Pa5Pb5Pc2Pd2Pc40Pa20Pb20JohnDeere / ISOPSPSaehfgjdbd1h151RCV DOZERT267ACCELERATORPEDALPT4424A1PTA2PS2464instead of 26,54,61Pd5Breaker Only67PTBAPn1Pi1(Pump)Pi2(Pump)Pn223PSPS232 WAY & ADJUSTBOOM PEDAL2621Pu(MCV)P1P2(MCV)Pb4(MCV)X1(T/Motor)A1A2A4P3P4P03A5A3T(dr1)Pd6Pc6PS2427501234891011121314151617181920273031323334353624383940414243Pc2232826242424P05PuoB(CW) MuDrA(CCW)PGSHAuGAGBbT26522262646 47 46 47Pn1(MCV)Pc4173 Adjustable boom cylinder(option)74 Adjustable boom safety lock valve(option)L RA1A3B1B2PS1A212PSPSPS2Pd1Pc1(BW)(FW)a1 a23-117W93HC01 . -- -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - 3-1 Group 2 Main Circuit -- -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -. -- -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - - 3-2 Group 3 Pilot Circuit -- -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - -- - --