Máy đào HuynDai R250 - P3 4
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 - P2.4
... 381SECTION A-ASECTION B-BSECTION C-C151 Needle roller161 Piston162 Shoe167 Pivot171 Parallel pin193 Spring201 Valve202 Sleeve203 Spring retainer204 Plug205 Shim206 Spring208 O-ring209 O-ring210 O-ring211 ... socket plug355 O-ring357 Plug358 O-ring359 O-ring363 Spool368 Steel ball379 Filter380 Plug382 Plug383 O-ring384 O-ring385 Steel ball397 Orifice398 Hexagon socket plug399 Name plate219 O-r...
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 - P3.2
... 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 - 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 - P3.5
... 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 - P4.4
... solenoidS81 6-0 06002S81 6-0 12002S81 6-0 08002S81 6-0 08002 2-8 526 2-1 S81 6-0 12002 2-8 526 2-1 A81 6-0 12002S81 6-0 02008DT06S-12SDT0 6-8 SDT0 6-2 S-P012S81 4-0 02100DT0 6-8 S3582 5-0 21192527 6-0 MG640605MG610070MG6100703582 5-0 211173852MWP01F-BMG64079521N 8-2 0041ST71026 4-2 S81 0-0 02202GP-8904693441110344111 0-- DT0 6-2 S-P012DT0 6-2 S-...
Máy đào HuynDai R250 - P5.4
... relief valve set pressureTime of operationH or S330kgf/cm2-H360 kgf/cm2Even when pressed continuously,it is canceled after 8 sec.・・※Default - Power boost solenoid valve : OFF21075MS06
... 5-7 GROUP 4 POWER BOOST SYSTEMMain control valveArm 1Boom 2SwingLH travelArm 2BucketBoom 1OptionRH
Máy đào HuynDai R250 - P6.4
... machine.(2)①②③④⑤⑥⑦(29 0-7 TIER) 6-3 9(1)
6-4 3Wiring diagram1211CN-2CN-76CPU CONTROLLERCN-501212CD-17TACHO SENSORACCEL ACTUATOR123456MP+SIGP-NCM+M-21356CN-51202122252623rpm57CN-9ABC+S-CN-142ACCEL DIAL2. ENGINE SPEED IS SLOW ... repairReplaceReplaceReplace1211CN-2CN-76CPU CONTROLLERCN-501212CD-17TACHO SENSORACCEL ACTUATOR123456MP+SIGP-NCM+M-21356CN-51202122252623rpm57CN-9ABC+S-CN-142ACC...
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/...