New Holland LS120 Page 39 Repair Manual Download | Manualshive

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Summary of Contents for LS120

Page 1: ...LS120 LS125 8661560 5 00 I EWHOLLAN ...

Page 2: ...the label into the plastic pocket on the spine of the binder 86615609 SKID STEER REPAIR LS120 LS125 Vol 1 86615609 SKID STEER REPAIR LS120 LS125 Vol 1 86615613 7 7 L _ _ _ _ _ _ _ _J L _ _ _ _ _ _ _ _J Find manuals at https best manuals com ...

Page 3: ...M AND MOUNTING PLATE SECTION 90 PLATFORMS AND DECALS The sections used through out all New Holland product Repair manuals may not be used for each product Each Repair manual will be made up of one or several books Each book will be labeled as to which sections are in the overall Repair manual and which sections are in each book The sections listed above are the sections utilized for the LS120 LS12...

Page 4: ...ead O Ring Bosses 00 11 Hydraulic Tube and Fitting Information 00 11 Pipe Thread Fitting Torque 00 12 Lubricants and Coolants 00 12 Sealants 00 12 Machine Model and Serial Number Location 00 13 Properly Support a Raised Machine 00 14 Properly Support Boom On Boom Lock Pins 00 14 Raising Boom Without Hydraulic Oil Flow 00 15 Raising Boom Without Battery Voltage 12 Volts 00 16 Reattaching Cylinders ...

Page 5: ...ety instructions in this manual Your New Holland dealer is interested in your obtaining the most from your investment and will be glad to answer any questions you may have about your skid steer When major service is required your dealer s staff of trained service technicians is ready to serve you 00 2 When in need of parts always order genuine New Holland service parts from your New Holland dealer...

Page 6: ...fically designed for HEW HOLLAND MACHINES We would like to point out that NON GENUINE parts and accessories have not been examined and released by NEW HOLLAND The installation and or use of such products could have negative effects upon the design characteristics ofyour machine and thereby affect its safety NEW HOLLAND is not liable for any damage caused by the use of NON GENUINE NEW HOLLAND parts...

Page 7: ... A The word WARNING denotes a potential or hidden hazard which has a potential for serious lniury It is used to warn operators and others to exercise every appropriate means to avoid a surprise involvement with machinery A DANGER A The word DANGER denotes a forbidden practice in connection with a serious hazard FAILURE TO FOLLOW THE CAUTION WARNING AND DANGER INSTRUCTIONS MAY RESULT IN SERIOUS BOD...

Page 8: ...he skid steer disconnect the negative ground cable Failure to disconnect the battery may result in damage to the electrical system and components 00 5 14 If welding is required on an attachment remove the attachment from the skid steer 15 Give complete and undivided attention to the job at hand so that complete control of the skid steer is maintained at all times 16 Drive slowly over rough ground ...

Page 9: ...trailer before transport 41 Make sure all bystanders are at a safe distance away from the skid steer before starting the engine 42 Do not allow anyone nearthe skid steer while the engine is running and the skid steer is operational 00 6 43 When using the skid steer to crane objects do not allow any person to ride on objects being craned 44 Do not use the skid steer as a work platform for supportin...

Page 10: ...ly removed within a few hours or gangrene may result Doctors unfamiliar with this type of injury should reference a knowledgeable medical source AVOID HEATING NEAR PRESSURIZED FLUID LINES Flammable spray can be generated by heating near pressurized fluid lines resulting in severe burns to yourself and bystanders Do not heat by welding soldering or using a torch near pressurized fluid lines Pressur...

Page 11: ...d moving parts If seNicing requires the boom to be in the raised position remove any attachment from the boom mounting plate and support the boom on the boom lock pins If servicing requires the complete skid 00 8 steer to be in the supported position support the unit with adequate jack stands or blocking with all four wheels off the ground If servicing requires the engine to be operated raise the ...

Page 12: ...123 117 159 45 61 64 88 1 2 9 16 60 81 77 104 92 125 120 163 130 176 169 229 65 88 92 125 9 16 5 8 83 112 107 145 128 174 165 224 180 244 233 316 90 122 127 172 5 8 3 4 146 198 189 256 226 306 293 397 319 432 413 560 160 217 226 306 3 4 7 8 142 193 183 248 365 495 473 641 515 698 667 904 258 350 364 494 7 8 1 213 289 275 373 547 742 708 960 773 1048 1000 1356 386 523 545 739 1 NOTE Torque values s...

Page 13: ... 31 354 40 M10 21 28 27 36 32 43 41 56 45 61 58 79 M12 36 49 46 63 55 75 72 97 79 107 102 138 M16 89 121 117 158 137 186 177 240 196 266 254 344 M20 175 237 226 307 277 375 358 485 383 519 495 671 M24 303 411 392 531 478 648 619 839 662 897 855 1160 NOTE Torque values shown with are inch pounds IDENTIFICATION HEX CAP SCREW AND CARRIAGE BOLTS CLASSES 5 6 AND UP MANUFACTURER S IDENTIFICATION PROPERT...

Page 14: ... 6 4 1 4 7 16 20 12 16 5 7 9 5 16 1 2 20 16 20 6 9 5 3 8 9 16 18 29 33 8 12 7 1 2 3 4 18 47 54 10 15 9 5 8 7 8 14 72 79 12 19 1 3 4 1 1 16 12 104 111 14 22 2 7 8 1 3 16 12 122 136 16 25 4 1 1 5 16 12 149 163 20 31 8 1 1 4 1 5 8 12 190 204 24 38 1 1 1 2 1 7 8 12 217 237 32 50 8 2 2 1 2 12 305 325 These torques are not recommended for tubes of 12 7 mm 1 2 OD and larger with wall thickness of 0 889 m...

Page 15: ...gh viscosity lithium base grease Engine 1 qt 9613313 API Service SH CG 4 10W 30 2 5 gal 9613314 Refer to Operator s Manual for 1 L 9613358 Temperature Oil usage Chart 20 L 9613360 Cooling System LS125 1 gal FGCC2701 OS Antifreeze Water 50 50 Mixture Ethylene Glycol SEALANTS New Holland Part Description No Typical Applications Strength Color Thread Lock L22200 222 Small screws and Low Purple hardwa...

Page 16: ... on the inside on the left boom support post at 1 LS120 Engine P218 gasoline engine model and serial number is located at 1 on the engine shroud at the flywheel end of engine LS125 Engine E673 diesel engine model and serial is located on thetop flat surface ofthe injection pump at 1 00 13 19985051 L N WHOLLAI D 2 3 4 ...

Page 17: ... lockpins 1 If boom is to be raised on boom lock pins remove any attachment Opening a hydraulic line could cause a mounted attachment to dump over unexpectedly A DANGER A Never work beneath a loader or boom when it is held up only by the hydraulic system A broken hydraulic line could cause the boom to descend rapidly Always actuate the boom lock before leaving a machine with the boom up and orwhen...

Page 18: ...apable of handling the weight ofthe boom 227 kg 500 lbs Attach chains securely to prevent them from coming loose during fluting of the boom 4 With an operator sitting in the operator s seat with the seat belt buckled 5 Turn the ignition key to the ON position Press the toe of the left foot pedal boom control into the boom float position 6 Slowly raise the boom above the boom lock pins 1 7 Operator...

Page 19: ...and lifting device 2 Attach chain or strap securely to prevent unhooking during boom lifting Position the chain or strap at 1 to prevent damage to the boom cylinder hydraulic hoses and tubes A CAUTION A Attach suitable chains or straps capable of handling the weight ofthe boom 227 kg 500 lbs Attach chains securely to prevent them from coming loose during lifting of the boom 4 Remove the rod end to...

Page 20: ...uckled 7 Slowly raise the boom above the boom lock pins 1 8 Operator sitting in seat engage the boom lock pins 1 9 Lower the boom and rest on the boom lock pins 1 A CAUTION A The operator must not leave the operator s seat until the boom is resting solidly on the boom lock pins The boom could drop suddenly if lifting devices should fail 00 17 13 14 ...

Page 21: ...position turn the ignition key to the OFF position 5 Ifcylinder and boom are not properly aligned use a pry bar to align cylinder and boom 6 Install pivot pin 1 and secure with retaining hardware 2 Torque bolts to 38 N m 28 ft lbs 7 Start the engine and hydraulically extend the second cylinder rod to align cylinder with pivot pin Stop engine 8 If cylinder and boom are not properly aligned sit in t...

Page 22: ...chment down as far as possible Before exiting the skid steer set the parking brake and shut off the engine The recommended tie down is shown in Figures 17 18 and 19 Figure 18 shows the tie down chain across the bottom bucket pivots Figure 19 showsthe tie down chain through the eye at the rear of the loader frame 00 19 17 18 19 ...

Page 23: ...uipped with narrow tires and bucket can be loaded into a pick up truck The pick up truck must be capable of handling the weight of the loader and bucket The truck must have provisions to properly secure the loader in the truck to prevent loader movement 00 20 19985895 20 ...

Page 24: ...11 Piston Wrist Pin Remover NH01585 Port Block Remover _ _ NH11097 Collars FNH11099 Port Block Installer FTC214080 Compression Tester NH00120 Compression Test Gauge Assembly NH00117 Dial Indicator Magnetic Base NH01345 Micrometer Outside 0 1 inch Micrometer Outside 1 2 inch Micrometer Outside 2 3 inch Micrometer Inside 3 4 1 inch Micrometer Inside 1 2 Inch Micrometer Inside 2 3 inch Injector Teste...

Page 25: ...2 88 Displacement 782 cm3 47 7 in 3 Full Throttle Speed no load 3500 3600 RPM Idle Speed no load 1100 1200 RPM Horsepower mfg rating RPM 18 hp 3600 RPM Valve Clearance Intake cold 0 13 mm 0 005 Exhaust cold 0 33 mm 0 013 Ignition Timing static setting 20 BTC Oil Filter replacement cartridge 507631 Fuel consumption approx at continuous full load 1 9 liters hr 0 50 gal hr Crankcase capacity with fil...

Page 26: ...1 2 US gallons Engine gradability 25 all directions except front end down 22 Air cleaner element standard paper 9845457 Engine mounting bolt torque 34 N m 25 ft lbs ELECTRICAL System 12 volt negative ground Battery anchored plates recommended SAE Group 70 12 volt side stud Battery Rating CCA 390 amp 18 C 0 F Starter Switch Key start and solenoid Circuit Protection Ignition Seat Switch Restraint Sy...

Page 27: ...Regular links 139 links Connector link One master connector Motor drive sprocket 12 teeth Idler sprocket 13 teeth Axle drive sprockets 32 teeth Oil grade 10W 30 API Service SH CG 4 Tightening Torques Axle bearing nut torque 47 N m 35 ft lbs and back off one flat of the castellated nut Drive sprocket to hydrostatic motor shaft nut torque 209 N m 150 ft lbs Chain idler clamping nut torqu 122 N m 90 ...

Page 28: ... gallons System Temperature Maximum continuous 107 C 225 F Maximum intermittent 121 C 250 F Oil filter 10 micron cartridge NH634958 Oil grade 10W 30 API Service SH CG 4 Control Valve Make Victor Type Two spool with power beyond capabilities Relief Valve Pressure 110 bar 1600 PSI Retaining Bolts Grade 5 21 24 N m 16 18 ft lbs Hydraulic Pump Make Parker Type Gear Output 30 2 I min 8 GPM 3600 RPM Dis...

Page 29: ...Capacity SAE operating load per SAE J818 spec LS120 mfg rating 306 kg 675 lbs LS125 mfg rating 318 kg 700 lbs Bucket Capacity Cutting Skid Capacity Capacity Bucket Weight Edge Bar Struck Heaped 36 Utility 34 5 kg 764025 764032 0 10 m3 0 13 m3 914 mm 76 lbs 3 48 ft 3 4 75 ft 3 42 Utility 40 4 kg 764033 764032 0 11 m3 0 15 m3 1067 mm 89 lbs 4 06 ft 3 5 33 ft 3 47 Utility 62 1 kg 766444 764032 0 13 m...

Page 30: ...and LS125 with 47 utility bucket and 23 x 8 5 tires cm 1 Overall width w 47 utility bucket 120 cm 47 25 2 Turning radius front 144 8 cm 57 3 Turning radius rear LS120 108 6 cm 42 75 LS125 116 2 cm 45 75 4 Wheel tread 83 1 cm 32 5 Overall width w o bucket 102 9 cm 40 50 00 27 21 ...

Page 31: ... 38 5 Rollback fully raised 93 6 Dump reach maximum height 52 4 cm 20 625 Dump reach maximum reach 63 5 cm 25 0 7 Overall height 176 5 cm 69 50 8 Angle of departure 16 9 Ground clearance Chain case 15 2 cm 6 Belly pan 16 5 cm 6 5 10 Wheelbase 81 3 cm 32 11 Overall length less bucket LS120 177 5 cm 69 875 LS125 185 1 cm 72 875 12 Overall length w bucket LS120 234 3 cm 92 25 LS125 241 9 cm 95 25 13 ...

Page 32: ...ls 10 16 Troubleshooting 10 17 Lubrication System 10 20 Ignition System 10 21 Engine Removal 10 24 Battery Removal 10 24 Standard Air Cleaner Removal 10 24 Heavy Duty Air Cleaner Removal 10 25 Engine Disassembly 10 29 Flywheel 10 32 Oil Sump 10 34 Cylinder Head Assembly 10 35 Connecting Rod and Piston 10 35 Valve Removal 10 36 Camshaft 10 37 Crankshaft 10 38 Component Disassembly Inspection Fits A...

Page 33: ... Engine Disassembly 10 101 Fan 10 101 Water Pump 10 101 External Oil Tube 10 101 Valve Cover Removal 10 101 Rocker Shaft and Push Rod Removal 10 101 Cylinder Head Removal 10 102 Valve Tappet Removal 10 102 Fuel Shut Off Solenoid Removal 10 102 Engine Timing Gear Cover Timing Gears and Camshaft 10 103 Crank Pulley 10 103 Injection Pump 10 103 Front Cover 10 103 Oil Sump Removal 10 104 Connecting Ro...

Page 34: ...tallation 10 131 Cylinder Head Assembly 10 132 Valve Clearance Adjustment 10 132 Fuel Shut Off Solenoid Installation 10 135 Engine Installation 10 136 Lubrication System 10 141 Engine Oil Filter 10 144 Oil Pump 10 144 Oil Pressure Relief Valve 10 146 Cooling System 10 147 Radiator 10 150 Water Pump 10 150 Thermostat 10 150 Fuel System 10 156 Fuel System Troubleshooting 10 162 Fuel Injection Pump 1...

Page 35: ...er is equipped with an ONAN Model P218 twin cylinder air cooled gasoline engine rated at 13 4 kw 18 hp The Model LS125 Skid Steer Loader is equipped a New Holland E673 diesel engine rated at 12 3 kw 16 5 hp The ONAN gasoline engine and the Diesel engine are discussed separately in this section 10 4 ...

Page 36: ...start the engine Do not run the engine with any safety guards removed 10 5 Do not remove the radiator cap while the engine is hot and the coolant is under pressure Dangerous hot coolant could be discharged Do not use salt water in the fresh water cooling system or any other coolant that can cause corrosion Keep sparks or fire away from batteries or combustion can occur especially when charg ing Th...

Page 37: ...eter 1 Specific gravity should be between 1 260 and 1 290 at 25 C 77 F If one or more cells are low on water add distilled water then recharge the battery Allow no foreign matter to fall into the cells A CAUTION A Battery electrolyte contains caustic sulfuric acid Avoid contact with skin or clothing Ifsplashed in the eyes flush immediately with fresh water Keep the battery terminals clean and tigh...

Page 38: ...e operator s seat 2 Use good quality heavy duty jumper booster cables 3 Use a booster battery with similar characteristics to the installed battery see Specifications 4 Attach one end ofthe positive red boostercable to the positive terminal of the booster battery 5 Attach the other end of the positive cable to the positive terminal of the installed battery A WARNING A Electrical arcing can cause s...

Page 39: ... five minutes if engaged for 30 seconds 1o Allow the starter to cool for at least five minutes before another attempt 10 8 11 Once the engine starts disconnect the negative cable from chassis ground Then disconnect the positive cable from the positive terminal ofthe installed battery Do not allow cable ends to touch 12 Disconnect the negative cable from the booster battery Disconnect the positive ...

Page 40: ...EC NUMBER TYPICAL NUMBER P218G l 11076D are determined by viewing the engine from the front The 1 cylinder is on the left and the 2 cylinder is on the right The model and specification numbers for the engine are on the unit nameplate located on the top of the engine Use these numbers when referring to and or servicing the engine p Factory code for general identification of basic engine series 2 Nu...

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