background image

1-19

Lift-point 

height (A)

Lift-point radius (B)

At max. reach

3.0 m (9.8 ft)

4.5 m (14.8 ft)

6.0 m (19.7 ft)

7.5 m (24.6 ft)

Capacity

Reach

m (ft)

7.5 m

kg

*7270

7230

5.55

(24.6 ft) lb

*16030

15940

(18.2)

6.0 m

kg

*7010

6340

*7110

5140

6.77

(19.7 ft) lb

*15450

13980

*15670

11330

(22.2)

4.5 m

kg

*9290

*9290

*7660

6110

6630

4260

7.49

(14.8 ft) lb

*20480

*20480

*16890

13470

14620

9390

(24.6)

3.0 m

kg

*8720

5790

6490

4140

6020

3840

7.86

(9.8 ft)

lb

*19220

12760

14310

9130

13270

8470

(25.8)

1.5 m

kg

8900

5500

6350

4010

5850

3700

7.93

(4.9 ft)

lb

19620

12130

14000

8840

12900

8160

(26.0)

Ground kg

13980

8070

8720

5340

6270

3940

6040

3800

7.70

Line

lb

30820

17790

19220

11770

13820

8690

13320

8380

(25.3)

-1.5 m kg

*13690

8100

8690

5320

6730

4210

7.16

 (-4.9 ft)  lb

*30180

17860

19160

11730

14840

9280

(23.5)

-3.0 m kg *16700

*16700

*12340

8270

8870

5470

8460

5250

6.20

(-9.8 ft) lb

*36820

*36820

*27210

18230

19550

12060

18650

11570

(20.4)

Model

Type

Boom

Arm

Counterweight

Shoe

Wheel

Dozer

Outrigger

HX260 L

MONO 
BOOM

Length [mm] Length [mm] weight [kg]

width [mm]

width [mm] Front Rear Front Rear

5850

2100

4600

600

-

-

-

-

-

:  Rating over-front

:  Rating over-side or 360 degree

A

B

A

B

Summary of Contents for HX260 L

Page 1: ...HX260 L CRAWLER EXCAVATOR SERVICE MANUAL ...

Page 2: ...raulic Circuit 2 2 159 Group 2 Main Control Valve 159 Group 2 Main Circuit 160 Group 3 Pilot Circuit 163 Group 4 Single Operation 172 Group 5 Combined Operation 182 SECTION 4 ELECTRICAL SYSTEM 191 Group 1 Component Location 192 Group 2 Electrical Circuit 194 Memorandum 199 Group 3 Electrical Component Specification 216 Group 4 Connectors 225 SECTION 5 MECHATRONICS SYSTEM 249 Group 1 Outline 250 Gr...

Page 3: ...2 Hydraulic And Mechanical System 371 Group 3 Electrical System 391 Group 4 Mechatronics Systegroup System 407 SECTION 7 MAINTENANCE STANDARD 437 Group 1 Operational Performance Test 438 Group 2 Major Component 458 Group 3 Track And Work Equipment 468 SECTION 8 DISASSEMBLY AND ASSEMBLY 474 Group 1 Precautions 475 Group 2 Tightening Torque 478 Group 3 Pump Device 481 SECTION 9 COMPONENT MOUNTING TO...

Page 4: ...TEM 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 reference material for trouble shooting SECTION 5 MECHATRONICS SYSTEM SECTION 5 MECHATRONICS SYSTEM This section explains the computer aided power optimization system and each component SECTION 6 TROUBLESH...

Page 5: ...st 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 page number Example 1 2 3 Item number 2 Structure and Function Consecutive page number for each item Additional pages Additional pages are indicated by a hyphen and number after the page number File as...

Page 6: ...0 move the decimal point one place to the left to convert it to 55 mm Carry out the same procedure as above to convert 55 mm to 2 165 inches The original value 550 mm was divided by 10 so multiply 2 165 inches by 10 move the decimal point one place to the right to return to the original value This gives 550 mm 21 65 inches 1 1 2 1 2 3 1 2 3 Millimeters to inches Millimeters to inches 1 mm 0 03937 ...

Page 7: ... 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 1 kg 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 84 10 22 05 24 25 26 46 28 66 30 86 33 07 35 27 37 48 39 68 41 89 20 44 09 46 30 48 50 50 71 51 91 55 12 57 32 59 5 61 73 63 93 30 66 14 68 34 70 55 72 75 74 96 77 16 79 37 81 57 83 78 85 98 40 88 18 90 39 92 59 94 80...

Page 8: ... 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 1ℓ 0 21997 U K Gal 0 1 2 3 4 5 6 7 8 9 0 0 220 0 440 0 660 0 880 1 100 1 320 1 540 1 760 1 980 10 2 200 2 420 2 640 2 860 3 080 3 300 3 520 3 740 3 950 4 179 20 4 399 4 619 4 839 5 059 5 279 5 499 5 719 5 939 6 159 6 379 30 6 599 6 819 7 039 7 259 7 479 7 969 7 919 8 139 ...

Page 9: ... 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 0 846 3 853 5 860 7 120 868 0 875 2 882 4 889 7 896 9 904 1 911 4 918 6 925 8 933 1 130 940 3 947 5 954 8 962 0 969 2 976 5 983 7 990 9 998 2 10005 4 140 1012 6 1019 9 1027 1 1034 3 1041 5 1048 8 1056 0 1063 2 1070 5 107...

Page 10: ...309 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 1792 1806 1821 1835 130 1849 2863 1877 1892 1906 1920 1934 1949 1963 1977 140 1991 2005 2020 2034 2048 2062 2077 2091 2105 2119 150 2134 2148 2162 2176 2190 2205 2219 2233 2247 2262 160 2276 2290 2304 2318 2333 2347 236...

Page 11: ...31 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 14 4 58 136 4 33 9 93 199 4 23 9 11 12 2 4 4 24 75 2 15 0 59 138 2 34 4 94 201 2 23 3 10 14 0 3 9 25 77 0 15 6 60 140 0 35 0 95 203 0 22 8 9 15 8 3 3 26 78 8 16 1 61 141 8 35 6 96 204 8 22 2 8 17 6 2 ...

Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...

Page 13: ...he 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 get on and off the machine always maintain a three point contact with the steps and handrails and face the machine Do not use any controls as handholds Never jump on or off the machine Never mount or d...

Page 14: ...s 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 earmuffs or earplugs to protect against objectionable or uncomfortable loud noises AVOID POWER LINES AVOID POWER LINES Serious injury or death can result from contact with electric lines Never move an...

Page 15: ...avator 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 OPERATE ONLY FORM OPERATOR S SEAT Avoid possible injury machine damage Do not start engine by shorting across starter terminals NEVER start engine while standing on ground Start engine only from operator s...

Page 16: ...SYSTEM 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 AVOID FIRES HANDLE FLUIDS SAFELY AVOID FIRES Handle fuel with care It is highly flammable Do not refuel the machine while smoking or when near open flame or sparks Always stop engine before refueling ...

Page 17: ...side 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 solvent or paint stripper remove stripper with soap and water before welding Remove solvent or paint stripper containers and other flammable material from area Allow fumes to disperse at least 15 mi...

Page 18: ... 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 serious injury Avoid the hazard by relieving pressure before disconnecting hydraulic or other lines Tighten all connections before applying pressure Search for leaks with a piece of cardboard Protect hand...

Page 19: ...le 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 PREVENT BATTERY EXPLOSIONS Keep sparks lighted matches and flame away from the top of battery Battery gas can explode Never check battery charge by placing a metal object across the posts Use a volt meter ...

Page 20: ...r 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 magnesia beaten eggs or vegetable oil 3 Get medical attention immediately 13031GE22 USE TOOLS PROPERLY USE TOOLS PROPERLY Use tools appropriate to the work Makeshift tools parts and procedures can creat...

Page 21: ...em 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 other harmful waste REPLACE SAFETY SIGNS REPLACE SAFETY SIGNS Replace missing or damaged safety signs See the machine operator s manual for correct safety sign placement LIVE WITH SAFETY LIVE WITH SA...

Page 22: ... Bucket Tooth Cab Boom cylinder Boom Arm cylinder Arm Counterweight Bucket cylinder Side cutter Connecting link Connecting rod Idler Track roller Carrier roller Track Sprocket Travel motor After treatment device Swing bearing Oil cooler Handrail Precleaner DEF AdBlue tank R 260F2SP01 Connecting rod GROUP 2 SPECIFICATIONS 1 MAJOR COMPONENT ...

Page 23: ...riage width Track gauge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 600 mm shoe Max traction force km hr mph rpm Degree kgf cm2 psi kg lb 25600 56440 1 08 1 41 9920 32 7 3180 10 5 3220 10 7 2840 9 4 3050 10 0 1110 3 8 2524 8 3 480 1 7 2870 9 5 2975 9 9 3830 12 7 4640 15 3 3180 10 5 2580 8 6 600 24 3 4 5 8 2 1 3 6 10 8 35 70 0 52 7 40 21100 46520 Specifi...

Page 24: ...s Distance between tumblers Undercarriage length Undercarriage width Track gauge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 600 mm shoe Max traction force km hr mph rpm Degree kgf cm2 psi kg lb 27750 61180 1 08 1 41 9990 32 7 3180 10 5 3210 10 7 2840 9 4 3050 10 0 1110 3 8 2524 8 3 480 1 7 2870 9 5 2975 9 9 3830 12 7 4685 15 4 3180 10 5 2580 8 6 600 24...

Page 25: ...rack gauge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 600 mm shoe Max traction force kg lb m3 yd3 km hr mph rpm Degree kgf cm2 psi kg lb 25500 56220 1 08 1 41 9920 32 7 2980 9 9 3220 10 7 2840 9 4 3050 10 0 1110 3 8 2524 8 3 480 1 7 2870 9 5 2975 9 9 3830 12 7 4640 15 3 2980 9 9 2380 7 10 600 24 3 4 5 8 2 1 3 6 10 8 35 70 0 52 7 40 21100 46520 mm ft in...

Page 26: ...auge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 600 mm shoe Max traction force kg lb m3 yd3 mm ft in km hr mph rpm Degree kgf cm2 psi kg lb 27850 61400 1 08 1 41 9760 32 0 3390 11 1 3240 10 8 2840 9 4 3383 11 1 1470 4 10 2879 9 5 765 2 6 2870 9 5 2975 9 9 4030 13 3 4940 16 2 3390 11 1 2790 9 2 600 24 3 4 5 8 2 1 3 6 10 8 35 70 0 54 7 68 21100 46520 Spe...

Page 27: ... 34 0 33 5 23 0 22 5 20 2 31 9 21 9 13 1 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 130 4 141 6 13300 14440 29320 31830 134 4 145 9 13700 14870 30200 32790 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 114 7 124 6 11700 12700 25790 28000 118 7 128 8 12100 13140 26680 28970 SAE ISO SAE ISO kN kgf lbf kN kgf lbf kN kgf lbf kN kgf lbf kN kgf lbf ...

Page 28: ...5m 10 0 Arm 34 4 33 9 21 9 22 5 18 4 37 6 27 1 8 10 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 130 4 141 6 13300 14440 29320 31830 134 4 145 9 13700 14870 30200 32790 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 114 7 124 6 11700 12700 25790 28000 118 7 128 8 12100 13140 26680 28970 SAE ISO SAE ISO kN kgf lbf kN kgf lbf kN kgf lbf kN kgf lbf ...

Page 29: ...0 0 Arm 3 60m 11 10 Arm SAE ISO SAE ISO 260F2SP06 HX260 L HIGH WALKER 5 85 m 19 2 BOOM 3 34 0 33 2 21 9 21 2 19 0 32 11 23 0 12 11 Power boost 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 134 4 145 9 13700 14870 30200 32790 139 3 151 2 14200 15420 31310 33990 156 9 170 4 16000 17370 35270 38290 178 5 193 8 18200 19760 40120 43560 130 4 141 6 13300 14440 29320 31830 134 4...

Page 30: ...5 Track roller 50 110 Track chain assembly 600 mm standard triple grouser shoe 1500 3310 Front attachment assembly 5 85 m boom assembly 1940 4280 3 05 m arm assembly 1020 2250 1 08 m3 SAE heaped bucket 1020 2250 Boom cylinder assembly 240 530 Arm cylinder assembly 340 750 Bucket cylinder assembly 220 490 Bucket control link assembly 110 240 This information is different with operating and transpor...

Page 31: ...er 60 130 Track chain assembly 600 mm standard triple grouser shoe 1880 4140 Front attachment assembly 5 85 m boom assembly 1940 4280 3 05 m arm assembly 1020 2250 1 08 m3 SAE heaped bucket 1020 2250 Boom cylinder assembly 240 530 Arm cylinder assembly 340 750 Bucket cylinder assembly 220 490 Bucket control link assembly 110 240 This information is different with operating and transportation weigh...

Page 32: ...0 35600 29260 17640 18960 11510 14480 8990 23 7 4 5 m kg 16000 16000 11330 8260 8180 5610 5 88 14 8 ft lb 35270 35270 24980 18210 18030 12370 19 3 Model Type Boom Arm Counterweight Shoe Wheel Dozer Outrigger HX260 L MONO BOOM Length mm Length mm weight kg width mm width mm Front Rear Front Rear 5850 3050 4600 600 余 Rating over front Rating over side or 360 degree 余 A B A B Note 1 2 3 4 Lifting cap...

Page 33: ... 5 m kg 8900 5500 6350 4010 5850 3700 7 93 4 9 ft lb 19620 12130 14000 8840 12900 8160 26 0 Ground kg 13980 8070 8720 5340 6270 3940 6040 3800 7 70 Line lb 30820 17790 19220 11770 13820 8690 13320 8380 25 3 1 5 m kg 13690 8100 8690 5320 6730 4210 7 16 4 9 ft lb 30180 17860 19160 11730 14840 9280 23 5 3 0 m kg 16700 16700 12340 8270 8870 5470 8460 5250 6 20 9 8 ft lb 36820 36820 27210 18230 19550 1...

Page 34: ... 25 4 9 ft lb 28950 18360 19710 12190 14020 8840 12130 7670 27 1 Ground kg 13980 8060 8720 5340 6240 3910 5660 3550 8 03 Line lb 30820 17770 19220 11770 13760 8620 12480 7830 26 3 1 5 m kg 11520 11520 13870 8040 8650 5270 6240 3900 6230 3900 7 51 4 9 ft lb 25400 25400 30580 17730 19070 11620 13760 8600 13730 8600 24 6 3 0 m kg 17880 16500 12820 8170 8750 5360 7610 4730 6 61 9 8 ft lb 39420 36380 2...

Page 35: ...nd kg 7080 7080 13130 8030 8680 5280 6160 3810 4310 2900 3910 2870 9 05 Line lb 15610 15610 28950 17700 19140 11640 13580 8400 9500 6390 8620 6330 29 7 1 5 m kg 6430 6430 10500 10500 13720 7820 8490 5110 6050 3720 4550 3070 8 60 4 9 ft lb 14180 14180 23150 23150 30250 17240 18720 11270 13340 8200 10030 6770 28 2 3 0 m kg 10430 10430 15460 15460 13510 7820 8470 5090 6070 3730 5720 3530 7 82 9 8 ft ...

Page 36: ...010 19510 15410 15610 10780 15480 10520 24 9 3 0 m kg 9920 6630 7310 4770 6670 4330 7 97 9 8 ft lb 21870 14620 16120 10520 14700 9550 26 1 1 5 m kg 10050 6330 7200 4630 6500 4200 8 04 4 9 ft lb 22160 13960 15870 10210 14330 9260 26 4 Ground kg 9870 6160 7110 4560 6720 4320 7 82 Line lb 21760 13580 15670 10050 14820 9520 25 6 1 5 m kg 13180 9350 9860 6150 7480 4790 7 28 4 9 ft lb 29060 20610 21740 ...

Page 37: ... 31 9 8 ft lb 33730 22490 20990 14770 15560 10580 13820 8990 27 2 1 5 m kg 16100 9530 10100 6360 7200 4630 6110 3950 8 37 4 9 ft lb 35490 21010 22270 14020 15870 10210 13470 8710 27 5 Ground kg 15730 9280 9870 6160 7090 4530 6290 4040 8 16 Line lb 34680 20460 21760 13580 15630 9990 13870 8910 26 8 1 5 m kg 11720 11720 13960 9280 9810 6100 7090 4530 6910 4430 7 65 4 9 ft lb 25840 25840 30780 20460 ...

Page 38: ...10 4320 3700 8 81 9 8 ft lb 30510 23020 19690 14930 14790 10600 9520 8160 28 9 1 5 m kg 16000 9650 10140 6390 7180 4620 4560 3580 8 87 4 9 ft lb 35270 21270 22350 14090 15830 10190 10050 7890 29 1 Ground kg 15780 9250 9840 6130 7040 4480 5000 3650 8 68 Line lb 34790 20390 21690 13510 15520 9880 11020 8050 28 5 1 5 m kg 11670 11670 14760 9160 9720 6020 6980 4430 5790 3940 8 20 4 9 ft lb 25730 25730...

Page 39: ...5 m kg 8870 4980 6330 3640 5820 3350 7 93 4 9 ft lb 19550 10980 13960 8020 12830 7390 26 0 Ground kg 13920 7220 8690 4820 6240 3560 6000 3430 7 72 Line lb 30690 15920 19160 10630 13760 7850 13230 7560 25 3 1 5 m kg 13710 7240 8650 4790 6670 3800 7 18 4 9 ft lb 30230 15960 19070 10560 14700 8380 23 6 3 0 m kg 16780 14630 12390 7410 8820 4940 8350 4710 6 24 9 8 ft lb 36990 32250 27320 16340 19440 10...

Page 40: ...b 28860 16490 19640 11050 13960 8020 12080 6940 27 1 Ground kg 13930 7220 8690 4820 6220 3530 5620 3210 8 04 Line lb 30710 15920 19160 10630 13710 7780 12390 7080 26 4 1 5 m kg 11300 11300 13890 7180 8610 4750 6210 3530 6180 3510 7 53 4 9 ft lb 24910 24910 30620 15830 18980 10470 13690 7780 13620 7740 24 7 3 0 m kg 17960 14410 12870 7310 8710 4830 7520 4250 6 64 9 8 ft lb 39590 31770 28370 16120 1...

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