Hyundai HX300 SL Service Manual Download

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1-18

HX300S L LONG REACH

Item

HX300S L LONG REACH

Upperstructure assembly

15390

33930

Main frame weld assembly

2720

6000

Engine assembly

617

1360

Main pump assembly

201

443

Main control valve assembly

220

485

Swing motor assembly

350

770

Hydraulic oil tank assembly

250

550

Fuel tank assembly

240

530

Counterweight

7000

15450

Cab assembly

422

930

Lower chassis assembly

11750

25900

Track frame weld assembly

3750

8270

Swing bearing

435

960

Travel motor assembly

360

790

Turning joint

120

Sprocket

183

Track recoil spring

225

500

Idler

250

551

Carrier roller

Track roller

123

Track-chain assembly (800 mm standard triple grouser shoe)

2353

5187

Front attachment assembly (10.2 m boom, 7.85 m arm,
0.52 m

SAE heaped bucket)

5920

13050

10.2 m boom assembly

2960

6530

7.85 m arm assembly

1340

2960

0.52 m

SAE heaped bucket

460

1010

Boom cylinder assembly

270

600

Arm cylinder assembly

360

790

Bucket cylinder assembly

212

Bucket control linkage total

110

240

Summary of Contents for HX300 SL

Page 1: ...HX300 SL CRAWLER EXCAVATOR SERVICE MANUAL ...

Page 2: ...CATION 179 2 ELECTRICAL CIRCUIT 181 3 ELECTRICAL COMPONENT SPECIFICATION 200 4 CONNECTORS 209 MECHATRONICS SYSTEM 233 1 OUTLINE 234 2 MODE SELECTION SYSTEM 236 3 AUTOMATIC DECELERATION SYSTEM 239 4 POWER BOOST SYSTEM 240 5 TRAVEL SPEED CONTROL SYSTEM 241 6 AUTOMATIC WARMING UP SYSTEM 242 7 ENGINE OVERHEAT PREVENTION system 243 8 VARIABLE POWER CONTROL SYSTEM 244 9 ATTACHMENT FLOW CONTROL SYSTEM 24...

Page 3: ...ANDARD 382 1 OPERATIONAL PERFORMANCE TEST 383 2 MAJOR COMPONENT 403 3 TRACK AND WORK EQUIPMENT 412 DISASSEMBLY AND ASSEMBLY 418 1 PRECAUTIONS 419 2 TIGHTENING TORQUE 422 3 PUMP DEVICE 425 4 MAIN CONTROL VALVE 448 5 SWING DEVICE 463 6 TRAVEL DEVICE 487 7 RCV LEVER 520 8 TURNING JOINT 534 9 BOOM ARM AND BUCKET CYLINDER 539 10 UNDERCARRIAGE 557 11 WORK EQUIPMENT 569 Find manuals at https best manuals...

Page 4: ... SECTION 3 HYDRAULIC SYSTEM This section explains the hydraulic circuit single and combined operation 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 This section explains the computer ai...

Page 5: ...rt any work 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 in the example 1 2 3 Symbol Item Remarks Special safe...

Page 6: ...he 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 2 1 2 3 1 2 3 Millimeters to inches 1 mm 0 03937 in ⓑ ⓐ 0 1 2 3 4 5 6 7 8 9 0 0 039 0 079 0 118 0 157 0 197 0 23...

Page 7: ...0 3 543 3 583 3 622 3 661 3 701 3 740 3 780 3 819 3 858 3 898 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 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 97 00 99 21 101 41 1...

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 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 8 359 8 579 40 8 799...

Page 9: ... 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 1077 7 150 ...

Page 10: ...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 2361 2375 23...

Page 11: ...2 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 8 27 8...

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

Page 13: ... excavator attach a Do Not Operate tag on the right side control lever 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 dismount a moving machine Be careful of sl...

Page 14: ...goggles or safety glasses 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 Serious injury or death can result from contact with electric lines Never move any part of the machine or load closer to electri...

Page 15: ...ator 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 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 seat PARK MACHINE SAFELY Before wor...

Page 16: ...LY 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 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 machine Fill fuel tank outdoors Store flamma...

Page 17: ... 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 minutes before weld...

Page 18: ...jury To prevent accidents use care when working around rotating parts 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 hands and body from high pressure fluids I...

Page 19: ...ials 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 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 or hydrometer Do not charge a froze...

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 appropriate to the work Makeshift tools parts and procedures can create safety hazards Us...

Page 21: ...om them 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 missing or damaged safety signs See the machine operator s manual for correct safety sign placement LIVE WITH SAFETY Before returning machine to ...

Page 22: ...oint Main control valve Swing motor Bucket Tooth Charge air cooler Radiator Oil cooler Engine 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 Swing bearing Handrail 300S2SP01 ...

Page 23: ... 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 30200 66580 1 27 1 66 10740 35 3 3200 10 6 3320 10 11 2980 9 9 3130 10 3 1185 3 9 2657 8 9 3336 10 11 500 1 8 3265 10 9 3345 11 0 4030 13 3 4940 16 2 3200 10 6 2600 8 6 600 24 3 3 5 9 2 1...

Page 24: ...width Track gauge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 800 mm shoe Max traction force kg lb m3 yd3 mm ft in km hr mph rpm Degree kgf cm2 psi kg lb 33910 74760 0 52 0 68 14750 48 5 3400 11 2 3560 11 8 2980 9 9 3150 10 3 1190 3 11 2600 8 6 3335 10 11 500 1 8 3265 10 9 3345 11 0 4030 13 3 4940 16 2 3400 11 2 2600 8 6 800 32 3 3 5 9 2 1 3 7 10 2 35 7...

Page 25: ...width Track gauge Track shoe width standard Travel speed low high Swing speed Gradeability Ground pressure 700 mm shoe Max traction force kg lb m3 yd3 mm ft in km hr mph rpm Degree kgf cm2 psi kg lb 34000 74960 1 27 1 66 10590 34 9 3470 11 5 3440 11 3 2980 9 9 3435 11 3 1490 4 11 2910 9 7 3650 12 0 765 2 6 3265 10 9 3345 11 0 4030 13 3 5010 16 5 3470 11 5 2870 9 5 700 28 3 3 5 9 2 1 3 7 10 2 35 70...

Page 26: ...wing radius F 4420 mm 14 6 4320 mm 14 2 4270 mm 14 0 4220 mm 13 10 Bucket digging force SAE 164 8 179 8 kN 165 7 180 8 kN 165 7 180 8 kN 166 7 181 9 kN 16800 18330 kgf 16900 18440 kgf 16900 18440 kgf 17000 18550 kgf 37040 40410 lbf 37260 40650 lbf 37260 40650 lbf 37480 40900 lbf ISO 191 2 208 6 kN 191 2 208 6 kN 192 2 209 7 kN 192 2 209 7 kN 19500 21270 kgf 19500 21270 kgf 19600 21380 kgf 19600 21...

Page 27: ... Max digging depth B 14740 48 4 Max digging depth 8 ft level B 14660 48 1 Max vertical wall digging depth C 13700 44 11 Max digging height D 14590 47 10 Max dumping height E 12270 40 3 Min swing radius F 6270 20 7 Bucket digging force SAE 70 6 kN 7200 kgf 15870 lbf ISO 82 4 kN 8400 kgf 18520 lbf Arm crowd force SAE 47 1 kN 4800 kgf 10580 lbf ISO 48 1 kN 4900 kgf 10800 lbf 1 ...

Page 28: ...0 mm 24 6 7680 mm 25 2 Min swing radius F 4420 mm 14 6 4320 mm 14 2 4270 mm 14 0 4220 mm 13 10 Bucket digging force SAE 164 8 179 8 kN 165 7 180 8 kN 165 7 180 8 kN 166 7 181 9 kN 16800 18330 kgf 16900 18440 kgf 16900 18440 kgf 17000 18550 kgf 37040 40410 lbf 37260 40650 lbf 37260 40650 lbf 37480 40900 lbf ISO 191 2 208 6 kN 191 2 208 6 kN 192 2 209 7 kN 192 2 209 7 kN 19500 21270 kgf 19500 21270 ...

Page 29: ... frame weld assembly 3750 8270 Swing bearing 435 960 Travel motor assembly 360 790 Turning joint 54 120 Sprocket 83 183 Track recoil spring 225 500 Idler 250 551 Carrier roller 35 80 Track roller 56 123 Track chain assembly 600 mm standard triple grouser shoe 1880 4145 Front attachment assembly 6 25 m boom 3 05 m arm 1 27 m3 SAE heaped bucket 5550 12240 6 25 m boom assembly 2285 5040 3 05 m arm as...

Page 30: ...00 Track frame weld assembly 3750 8270 Swing bearing 435 960 Travel motor assembly 360 790 Turning joint 54 120 Sprocket 83 183 Track recoil spring 225 500 Idler 250 551 Carrier roller 35 80 Track roller 56 123 Track chain assembly 800 mm standard triple grouser shoe 2353 5187 Front attachment assembly 10 2 m boom 7 85 m arm 0 52 m3 SAE heaped bucket 5920 13050 10 2 m boom assembly 2960 6530 7 85 ...

Page 31: ...ly 13630 30050 Track frame weld assembly 5825 12840 Swing bearing 435 960 Travel motor assembly 360 790 Turning joint 54 120 Sprocket 83 183 Track recoil spring 225 500 Idler 250 551 Carrier roller 56 123 Track roller 56 123 Track chain assembly 700 mm standard triple grouser shoe 2619 5774 Front attachment assembly 6 25 m boom 3 05 m arm 1 27 m3 SAE heaped bucket 5550 12240 6 25 m boom assembly 2...

Page 32: ...ight 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 5m kg 7670 7670 7890 7270 6 40 24 6ft lb 16910 16910 17390 16030 21 0 6 0m kg 7900 7900 7790 5630 7 44 19 7ft lb 17420 17420 17170 12410 24 4 4 5m kg 8950 7670 7930 5470 7630 4850 8 06 14 8ft lb 19730 16910 17480 12060 16820 10690 26 5 3 0m kg 10270 7270 8410 5290 7090 4480 8 37 9 8...

Page 33: ... 18030 11680 14640 9410 28 3 1 5m kg 11040 6970 8220 5120 6630 4160 8 67 4 9ft lb 24340 15370 18120 11290 14620 9170 28 4 0 0m kg 16170 10220 11300 6770 8080 5000 6840 4270 8 43 0 0ft lb 35650 22530 24910 14930 17810 11020 15080 9410 27 7 1 5m kg 11150 11150 15780 10240 11240 6730 8060 4980 7520 4670 7 89 4 9ft lb 24580 24580 34790 22580 24780 14840 17770 10980 16580 10300 25 9 3 0m kg 19830 19830...

Page 34: ...1250 9210 7400 7720 5320 5490 4000 4340 3900 9 14 9 8 ft lb 27580 24800 20300 16310 17020 11730 12100 8820 9570 8600 30 0 1 5 m kg 14900 10490 10550 7000 8210 5110 6190 3900 4640 3790 9 17 4 9 ft lb 32850 23130 23260 15430 18100 11270 13650 8600 10230 8360 30 1 0 0 m kg 15940 10170 11280 6740 8040 4950 5160 3870 8 94 0 0 ft lb 35140 22420 24870 14860 17730 10910 11380 8530 29 3 1 5 m kg 11100 1110...

Page 35: ...0 24160 18390 16600 15670 11840 14040 8860 7690 7690 32 0 1 5 m kg 13740 10700 9850 7070 7970 5120 6230 3890 3720 3400 9 79 4 9 ft lb 30290 23590 21720 15590 17570 11290 13730 8580 8200 7500 32 1 0 0 m kg 6810 6810 15380 10180 10980 6740 8020 4920 6110 3780 4110 3450 9 58 0 0 ft lb 15010 15010 33910 22440 24210 14860 17680 10850 13470 8330 9060 7610 31 4 1 5 m kg 7070 7070 10570 10570 15920 10000 ...

Page 36: ...410 4940 5380 4100 3110 3110 1790 1790 56 3 1 5m kg 1280 1280 1770 1770 3090 3090 5900 5900 6890 4920 5520 3870 4630 3130 4010 2570 3570 2140 2610 1790 1320 1320 890 890 16 90 4 9ft lb 2820 2820 3900 3900 6810 6810 13010 13010 15190 10850 12170 8530 10210 6900 8840 5670 7870 4720 5750 3950 2910 2910 1960 1960 55 4 3 0m kg 1920 1920 2410 2410 3550 3550 5840 5840 7330 4700 5890 3690 4920 2980 4170 2...

Page 37: ... 14 8 ft lb 22310 22310 17810 17810 15740 14550 9330 9330 29 4 3 0 m kg 13160 13160 9540 8830 7900 6370 5780 4830 4400 4400 9 17 9 8 ft lb 29010 29010 21030 19470 17420 14040 12740 10650 9700 9700 30 1 1 5 m kg 15250 12840 10800 8440 8620 6150 6100 4730 4740 4630 9 14 4 9 ft lb 33620 28310 23810 18610 19000 13560 13450 10430 10450 10210 30 0 0 0 m kg 6560 6560 16020 12580 11570 8220 8630 6020 5320...

Page 38: ...m3 2 09 yd3 1800 mm 71 1920 mm 76 1230 kg 2710 lb X 0 52 m3 0 68 yd3 0 45 m3 0 59 yd3 935 mm 37 1035 mm 41 460 kg 1010 lb X X X X Long reach bucket These recommendations are for general conditions and average use Work tools and ground conditions have effects on machine performance Select an optimum combination according to the working conditions and the type of work that is being done Consult your...

Page 39: ...yd3 1310 mm 52 1240 kg 2730 lb 1 46 m3 1 91 yd3 1 28 m3 1 67 yd3 1460 mm 57 1320 kg 2910 lb 1 16 m3 1 52 yd 3 1 10 m3 1 31 yd3 1340 mm 53 1280 kg 2820 lb 1 33 m3 1 74 yd3 1 16 m3 1 52 yd3 1420 mm 56 1440 kg 3170 lb 1 49 m3 1 96 yd3 1 28 m 1 67 yd3 1620 mm 64 1440 kg 3170 lb Applicable for materials with density of 2100 kg m3 3500 lb yd3 or less Applicable for materials with density of 1800 kg m3 3...

Page 40: ...apes Triple grouser HX300S L Shoe width mm in 600 24 700 28 800 32 Operating weight kg lb 30200 66580 30770 67840 31150 68670 Ground pressure kgf cm2 psi 0 58 8 27 0 51 7 22 0 45 6 4 Overall width mm ft in 3200 10 6 3300 10 10 3400 11 1 HX300S L LONG REACH Shoe width mm in 800 32 Operating weight kg lb 33910 74760 Ground pressure kgf cm2 psi 0 49 6 96 Overall width mm ft in 3400 11 2 HX300S L HIGH...

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