Máy đào HuynDai R250 - P3 2
Máy đào HuynDai R250 - P3.2
... hydraulic tank through the control valve and the oilcooler.To oil coolerSuction filter(290LC-7) 3-2
3-3 All oil from each actuator returns to the hydraulic tank through the control valve.The bypass ... flow filterCheck valve(1)5.0kgf/cm2Check valve(2)3.0kgf/cm2Check valve(3)1.5kgf/cm2Oil cooler25073HC02
3-4 3. DRAIN CIRCUITBesides internal leaks from the motors and main pump, the oil...
Máy đào HuynDai R250 - P2.2
... 511K1C1CP2P2L1155167P2CP2551561521511P2L1AtlBtlSECTION C-C SECTION D-D SECTION E-ESECTION F-FSECTION G-GSECTION J-J SECTION P-PSECTION K-KSECTION L-LSECTIONL1-L116625072MC02
2-2 42. HYDRAULIC CIRCUITXBp1XBp2Dr2FrFlBPPBPNR1 ... A-A SECTION B-BSECTION I-ISECTION H-HSECTION M-M SECTION N-N975101 Casing A102 Casing B103 Straight travel valve104 Boom priority valve153 Plug154 Plug155 Plug158 Pl...
Máy đào HuynDai R250 - P3.1
... SYSTEMGroup 1 Hydraulic Circuit 3-1 Group 2 Main Circuit 3-2 Group 3 Pilot Circuit 3-5 Group 4 Single Operation 3-1 3Group 5 Combined Operation 3-2 3
GROUP 1 HYDRAULIC CIRCUITSECTION ... Accumulator36 Accumulator37 Stop valve38 Port relief valve39 Port relief valve40Selector valve 3-1 25073HC01
Máy đào HuynDai R250 - P3.3
... LEVER(RH)HYDTANKLINEFILTERSAFETYSOLENOID VALVEMAX FLOW CUT OFFSOLENOID VALVEPm2MPm2Pm1Pm1BUCKET CYLINDERBOOM CYLINDER25073HC08
3-1 2When carrying out the combined operation of swing and boom or arm of the left control valve, ... boost solenoid valveLine filterMax flow cut off solenoid valveSwing speed reducing valve25073CI03
3-6 BUCKET CYLINDERBOOM CYLINDERARM CYLINDERTRAVEL MOTORSWING...
Máy đào HuynDai R250 - P3.4
... R2FRONTPUMPREARPUMPMAKE UP VALVERELIEF VALVEBOOM HOLDING VALVEBUCKET CYLINDERBOOM CYLINDER25073HC11
3-1 5When the LH control lever is pulled back, the arm spools in the main control valve are ... R2FRONTPUMPREARPUMPXAa1XAa2XBa1XBa2Aa1Ba1PaLXBa2XAa2ARM1MAKE UPVALVERELIEFVALVEARM HOLDING VALVEBUCKET CYLINDERBOOM CYLINDER25073HC13
3-1 6When the LH control lever is pushed forward, the arm s...
Máy đào HuynDai R250 - P3.5
... 3-2 3The oil from the front and rear pump flows through the neutral oil passage, bypass oil passage ... MOTORARM1BOOM2SWINGTRAVEL(LH)TRAVEL(RH)OPTIONBOOM1BUCKETARM2dr2~dr8BUCKET CYLINDERBOOM CYLINDERXBkXBp1STRAIGHTTRAVEL SPOOLGROUP 5 COMBINED OPERATION25073HC21
3-2 4When the swing and boom functions are operated, simultaneously the swing spool and boom spoolschanged. ... MOTORARM1BOOM2SW...
Máy đào HuynDai R250 - P4.2
... SW123456CN-878910R1112W1234567YCN-1089101112123CN-11456782R2RWCPU CONTROLLERGYBATTERY 24V(+)CN-501234567CN-589101112VGYCL-1YROOM LAMPCS-1DOOR SWYCASSETTE RADIOCN-27YGYN.CS.R-S.R-S.L-S.L-N.CILL+S.R+S.R+123456789ACC10B+11S.L+12S.L+13GND1412WRSTART ... (MAIN)28SERIAL-TX29SERIAL-RX30GND3132RS232 (-) 333435PUMP EPPR(+)36CN-51CN-50212121GCN-68SAFETY SOLRBREAKER SOLCN-66BGYBOVERLOAD PSCD-31L/W1221...
Máy đào HuynDai R250 - P5.2
... LoadCurrent(mA)Current(mA)Pressure(kgf/cm2)Pressure(kgf/cm2)230±30280±30600±30700±30700±30245260600±30700±30700±302250±502150±501200±1001050±1001050±1002000190 0-- -2 15020501200±1001050±1001050±1001900180 0-- -4 7313535563135351008 5-- -HSAUTO DECELOne touch decelKEY STARTHigh powerStandard powerEngine ... more time.5)12345678910Segment( )High idle-900High idle-800High idle-700High i...
Máy đào HuynDai R250 - P6.2
... passedspecified replace-ment hours?Replacehydraulic oil to bespecified.Flush withhydraulic oil andreplace returnfilter.Has return filterbeen replaced atproper intervals?Cause RemedyCause Remedy
YES 6-9 4. SWING ... withbucket cylinder fully retracted and armcylinder rod retracted almost in full.1.29076TS01(29 0-7 TIER) 6-2 0(2)29076TS01
... function".Cause RemedyCoupling elementis...
Máy đào HuynDai R250 - P2.1
... Set spring656 Block cover708 O-ring722 O-ring723 O-ring724 O-ring725 O-ring728 O-ring730 O-ring732 O-ring733 O-ring734 O-ring735 O-ring755 O-ring756 O-ring763 O-ring801 Nut814 Snap ring836 Snap ... sizeSAE6000psi 3/4"SAE2500psi 2 1/2"PF 3/4 - 20PF 1/4 - 15PF 1/4 - 15PF 1/4 - 15PF 1/4 - 15PF 1/4 - 14PF 1/2 - 19PF 3/4 - 20.521072MP01
2-2 MAIN PUMP(1/...