Hyundai Robex 235LCR-9 Service Manual Download Page 40 | Manualshive

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SECTION 2 STRUCTURE AND FUNCTION

SECTION 2 STRUCTURE AND FUNCTION

Group 1 Pump Device - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2-1

Group 2 Main Control Valve - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2-20

Group 3 Swing Device - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2-47

Group 4 Travel Device - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2-58

Group 5 RCV Lever - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2-66

Group 6 RCV Pedal - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2-73

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Summary of Contents for Robex 235LCR-9

Page 1: ...Robex 235LCR 9 CRAWLER EXCAVATOR SERVICE MANUAL...

Page 2: ...SECTION 2 STRUCTURE AND FUNCTION 40 Group 1 Pump Device 41 1 Structure 41 2 Function 47 Group 2 Main Control Valve 60 1 Structure 60 2 Hydraulic Circuit 63 3 Function 64 Group 3 Swing Device 87 1 Str...

Page 3: ...ion 142 7 Swing Operation 143 8 Travel Forward And Reverse Operation 145 Group 5 Combined Operation 147 1 Outline 147 2 Combined Swing And Boom Up Operation 148 3 Combined Swing And Arm Operation 149...

Page 4: ...Group 8 Variable Power Control System 219 Group 9 Attachment Flow Control System 220 Group 10 Anti restart System 221 1 Anti restart Function 221 Group 11 Self diagnostic System 222 3 Machine Error C...

Page 5: ...ondition 300 13 When Starting Switch On Does Not Operate 301 14 When Starting Switch Is Turned On Wiper Motor Does Not Operate 302 15 When Starting Switch Is Turned On Head Lamp Does Not Lights Up 303...

Page 6: ...4 Group 2 Tightening Torque 375 1 Major Components 375 2 Torque Chart 376 Group 3 Pump Device 378 1 Removal And Install 378 2 Main Pump 1 2 380 3 Regulator 390 Group 4 Main Control Valve 401 1 Removal...

Page 7: ...515 Group 10 Undercarriage 526 1 Track Link 526 2 Carrier Roller 527 3 Track Roller 528 4 Idler And Recoil Spring 529 Group 11 Work Equipment 538 1 Structure 538 2 Removal And Install 539 SECTION 9 CO...

Page 8: ...EM SECTION 4 ELECTRICAL SYSTEM This section explains the electrical circuit monitoring system and each component It serves not only to give an understanding electrical system but also serves as refere...

Page 9: ...t up to date information before you start any work Filing method Filing method See the page number on the bottom of the page File the pages in correct order Following examples shows how to read the pa...

Page 10: ...ove the decimal point one place to the left to convert it to 55mm Carry out the same procedure as above to convert 55mm to 2 165 inches The original value 550mm was divided by 10 so multiply 2 165 inc...

Page 11: ...3 425 3 465 3 504 90 3 543 3 583 3 622 3 661 3 701 3 740 3 780 3 819 3 858 3 898 Kilogram to Pound Kilogram to Pound 1kg 2 2046lb 0 1 2 3 4 5 6 7 8 9 0 2 20 4 41 6 61 8 82 11 02 13 23 15 43 17 64 19...

Page 12: ...455 22 719 22 983 23 247 23 511 90 23 775 24 040 24 304 24 568 24 832 25 096 25 631 25 625 25 889 26 153 Liter to U K Gallon Liter to U K Gallon 1 0 21997 U K Gal 0 1 2 3 4 5 6 7 8 9 0 0 220 0 440 0...

Page 13: ...8 622 0 629 3 636 5 643 7 90 651 0 658 2 665 4 672 7 679 9 687 1 694 4 701 6 708 8 716 1 100 723 3 730 5 737 8 745 0 752 2 759 5 766 7 773 9 781 2 788 4 110 795 6 802 9 810 1 817 3 824 6 831 8 839 0 8...

Page 14: ...266 90 1280 1294 1309 1323 1337 1351 1365 1380 1394 1408 100 1422 1437 1451 1465 1479 1493 1508 1522 1536 1550 110 1565 1579 1593 1607 1621 1636 1650 1664 1678 1693 120 1707 1721 1735 1749 1764 1778 1...

Page 15: ...1 0 32 2 90 194 0 26 1 15 5 0 6 7 20 68 0 12 8 55 131 0 32 2 90 194 0 25 6 14 6 8 6 1 21 69 8 13 3 56 132 8 32 8 91 195 8 25 0 13 8 6 5 6 22 71 6 13 9 57 134 6 33 3 92 197 6 24 4 12 10 4 5 0 23 73 4 1...

Page 16: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...

Page 17: ...e excavator attach a Do Not Operate Do Not Operate tag on the right side control lever USE HANDHOLDS AND STEPS USE HANDHOLDS AND STEPS Falling is one of the major causes of personal injury When you ge...

Page 18: ...Wear goggles or safety glasses PROTECT AGAINST NOISE PROTECT AGAINST NOISE Prolonged exposure to loud noise can cause impairment or loss of hearing Wear a suitable hearing protective device such as e...

Page 19: ...vator starts to move Use a signal person when moving swinging or operating the machine in congested areas Coordinate hand signals before starting the excavator OPERATE ONLY FORM OPERATOR S SEAT OPERAT...

Page 20: ...YSTEM SAFELY Explosive release of fluids from pressurized cooling system can cause serious burns Shut off engine Only remove filler cap when cool enough to touch with bare hands HANDLE FLUIDS SAFELY A...

Page 21: ...ide or in a well ventilated area Dispose of paint and solvent properly Remove paint before welding or heating If you sand or grind paint avoid breathing the dust Wear an approved respirator If you use...

Page 22: ...serious injury To prevent accidents use care when working around rotating parts AVOID HIGH PRESSURE FLUIDS AVOID HIGH PRESSURE FLUIDS Escaping fluid under pressure can penetrate the skin causing serio...

Page 23: ...e materials Pressurized lines can be accidentally cut when heat goes beyond the immediate flame area Install fire resisting guards to protect hoses or other materials PREVENT BATTERY EXPLOSIONS PREVEN...

Page 24: ...lime to help neutralize the acid 3 Flush your eyes with water for 10 15 minutes Get medical attention immediate ly If acid is swallowed 1 Drink large amounts of water or milk 2 Then drink milk of mag...

Page 25: ...m DO NOT pour oil into the ground down a drain or into a stream pond or lake Observe relevant environmental protection regulations when disposing of oil fuel coolant brake fluid filters batteries and...

Page 26: ...procket Counterweight Muffler Cab Boom cylinder Boom Arm cylinder Arm Track Bucket cylinder Side cutter Control link Control rod Track roller Idler Carrier roller Fuel tank Hydraulic tank Main pump To...

Page 27: ...ture width D 2980 9 9 Overall height of cab E 2950 9 8 Ground clearance of counterweight F 1060 3 6 Engine cover height G 2385 7 10 Minimum ground clearance H 480 1 7 Rear end distance I 1680 5 6 Rear...

Page 28: ...34 2 24 8 8 4 133 4 144 8 13600 14770 29980 32550 152 0 165 0 15500 16830 34170 37100 119 6 129 9 12200 13250 26900 29210 125 5 136 3 12800 13900 28220 30640 kN kgf lbf kN kgf lbf kN kgf lbf kN kgf lb...

Page 29: ...mbly 8700 19180 Track frame weld assembly 2720 6000 Swing bearing 290 640 Travel motor assembly 300 660 Turning joint 55 120 Track recoil spring 140 310 Idler 170 370 Carrier roller 20 45 Track roller...

Page 30: ...0 7300 7630 7010 25 3 6 0 m kg 3770 3770 3430 2480 8 66 20 0 ft lb 8310 8310 7560 5470 28 4 4 5 m kg 4800 4800 4190 4190 3850 3140 3460 2120 9 24 15 0 ft lb 10580 10580 9240 9240 8490 6920 7630 4670 3...

Page 31: ...3780 3430 2880 8 66 20 0 ft lb 8330 8330 7560 6350 28 4 4 5 m kg 4810 4810 4190 4190 3860 3630 3460 2490 9 24 15 0 ft lb 10600 10600 9240 9240 8510 8000 7630 5490 30 3 3 0 m kg 9730 9730 6240 6240 48...

Page 32: ...arm 6 7 2 4marm 7 10 2 92marm 9 7 0 51m3 0 67yd3 0 45 m3 0 59 yd3 700mm 27 6 820mm 312 3 570 kg 1260 lb 0 80m3 1 05yd3 0 70 m3 0 92 yd3 1000mm 39 4 1120mm 44 1 700 kg 1540 lb 0 87m3 1 14yd3 0 75 m3 0...

Page 33: ...duty bucket Rock Heavy duty bucket Slope finishing bucket 0 74 0 90 1 05 m3 SAE heaped bucket 0 87 m3 SAE heaped bucket 0 75 m3 SAE heaped bucket Capacity Width Weight Recommendation 5 65 m 18 6 boom...

Page 34: ...th triple grousers TYPES OF SHOES TYPES OF SHOES 1 1 2 2 NUMBER OF ROLLERS AND SHOES ON EACH SIDE NUMBER OF ROLLERS AND SHOES ON EACH SIDE 3 3 Model Shapes Triple grouser R235LCR 9 Shoe width mm in 60...

Page 35: ...ious problems 4 4 Table 1 Table 1 Track shoe Specification Category 600 mm triple grouser Standard A 700 mm triple grouser Option B 800 mm triple grouser Option C 900 mm triple grouser Option C Catego...

Page 36: ...ession ratio 17 2 1 Rated gross horse power SAE J1995 151 Hp at 1900 rpm 113 kW at 1900 rpm Maximum torque at 1500 rpm 63 0 kgf m 456 lbf ft Engine oil quantity 24 6 3 U S gal Dry weight 556 kg 1226 l...

Page 37: ...5 cc rev Maximum pressure 40 kgf cm2 570 psi Rated oil flow 28 5 min 7 5 U S gpm 6 3 U K gpm Item Specification Type Two fixed displacement axial piston motor Capacity 151 cc rev Relief pressure 285 k...

Page 38: ...45 m3 0 59 yd3 3 700 mm 27 6 820 mm 32 3 0 80 m3 1 05 yd3 0 70 m3 0 92 yd3 5 1000 mm 39 4 1120 mm 44 1 0 87 m3 1 14 yd3 0 75 m3 0 98 yd3 5 1090 mm 42 9 1120 mm 47 6 0 92 m3 1 20 yd3 0 80 m3 1 05 yd3 5...

Page 39: ...and soft water 1 35 9 2 SAE 30 SAE 10W SAE 10W 30 SAE 15W 40 SAE 80W 90 ISO VG 46 ISO VG 68 ASTM D975 NO 1 ASTM D975 NO 2 NLGI NO 1 NLGI NO 2 Ethylene glycol base permanent type 50 50 SAE 5W 40 SAE 75...

Page 40: ...STRUCTURE AND FUNCTION SECTION 2 STRUCTURE AND FUNCTION Group 1 Pump Device 2 1 Group 2 Main Control Valve 2 20 Group 3 Swing Device 2 47 Group 4 Travel Device 2 58 Group 5 RCV Lever 2 66 Group 6 RCV...

Page 41: ...This as a preview PDF file from best manuals com Download full PDF manual at best manuals com...

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