New Holland LW170 Service Manual
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New Holland LW170 Service Manual

New Holland LW170 Service Manual

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SERVICE
MANUAL
Wheel Loaders LW170 - LW190

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Summary of Contents for New Holland LW170

  • Page 1 SERVICE MANUAL Wheel Loaders LW170 - LW190...

  • Page 2: Proprietary Notice

    The contents of this manual are proprietary data of New Holland Construction. Reproduction or use of any part for other than the operation and maintenance of New Holland Construction equipment is permissible only if expressly authorized in writing by New Holland Construction.

  • Page 3: Owner Assistance

    OWNER ASSISTANCE We at New Holland and your New Holland dealer want you to be completely satisfied with your investment. Normally any problems with your equipment will be handled by your dealer's Service Department. Sometimes, however, misunderstandings can occur. If your problem has not been handled to your satisfaction, we suggest the following.
  • Page 4 OPERATING THE MACHINE. IMPROVEMENTS New Holland Construction is continually striving to improve its products. We reserve the right to make improvements or changes when it becomes practical and possible to do so, without incurring any obligation to make changes or additions to the equipment sold previously.

  • Page 5: Machine Safety

    IMPORTANT: The word “IMPORTANT” is used to inform the reader of something he needs to know to prevent minor machine damage if a certain procedure is not followed. ©1999 NEW HOLLAND CONSTRUCTION Find manuals at https://best-manuals.com...

  • Page 6: Safety Rules

    SOMETHING ABOUT IT BEFORE ACCIDENT OCCURS. REGARDLESS OF THE CARE USED IN THE DESIGN AND CONSTRUCTION OF ANY TYPE OF EQUIPMENT THERE ARE MANY CONDITIONS THAT CAN'T BE COMPLETELY SAFEGUARDED AGAINST WITHOUT INTERFERING WITH REASONABLE ACCESSIBILITY AND EFFICIENT OPERATION. ©1999 NEW HOLLAND CONSTRUCTION Find manuals at https://best-manuals.com...
  • Page 7 CALIFORNIA PROPOSITION 65 WARNING Diesel engine exhaust and some of its constituents are know to the State of California to cause cancer, birth defects, and other reproductive harm. ©1999 NEW HOLLAND CONSTRUCTION Find manuals at https://best-manuals.com...

  • Page 8: Safety Precaution Information

    FAILURE TO DISCONNECT THE BATTERY MAY RESULT IN DAMAGE TO THE ELECTRICAL SYSTEM, MONITORING SYSTEM AND/OR OTHER ELECTRICAL COMPONENTS. 17. IF WELDING IS REQUIRED ON AN ATTACHMENT, REMOVE THE ATTACHMENT FROM THE MACHINE. ©1999 NEW HOLLAND CONSTRUCTION Find manuals at https://best-manuals.com...
  • Page 9 36. BEFORE SERVICING THE MACHINE, OR ANY OF ITS ATTACHED EQUIPMENT, BE SURE THAT THE ATTACHMENTS ARE LOWERED TO THE GROUND OR ARE SUPPORTED. 37. DO NOT WORK UNDER OVERHANGS, ELECTRIC WIRES, OR WHERE THERE IS DANGER OF A SLIDE. ©1999 NEW HOLLAND CONSTRUCTION Find manuals at https://best-manuals.com...
  • Page 10 39. WHEN DRIVING THE MACHINE ON A ROAD OR HIGHWAY, USE WARNING LIGHTS OR WARNING DEVICES AS MAY BE REQUIRED BY LOCAL OR STATE GOVERNMENT REGULATIONS. HEADLIGHTS, WARNING LIGHTS AND SMV SIGNS ARE AVAILABLE THROUGH YOUR NEW HOLLAND DEALER. 40. KEEP THE MACHINE CLEAN. DO NOT ALLOW TRASH, DEBRIS OR OTHER ARTICLES TO ACCUMU- LATE IN THE CAB, FLOOR OR FOOT CONTROL PEDAL AREA THAT MAY HINDER SAFE MACHINE OPERATION.
  • Page 11 PAGE LEFT INTENTIONALLY BLANK...
  • Page 12 S U M M A R Y SAFETY RULES ..................... pag. 1 SPECIFICATIONS - WHEEL LOADER LW170 ..........pag. 8 SPECIFICATIONS - WHEEL LOADER LW190 ..........pag. 10 FLUIDS AND CAPACITY TABLE ..............pag. 12 UNITS OF MEASURE USED IN THE MANUAL ..........pag. 13 TIGHTENING TORQUES ................
  • Page 13 PAGE LEFT INTENTIONALLY BLANK...
  • Page 14 LW170-LW190 0 - 1 SAFETY RULES Ensure that nobody is in the machine operating range GENERALITIES before moving off or operating the attachment. WALK Read this Manual carefully before starting, operating, COMPLETELY AROUND the machine before mounting. maintaining, fuelling or servicing the machine.
  • Page 15 0 - 2 LW170-LW190 SAFETY RULES ground is loose or soft since overturn or loss of machine Do not operate the machine if you are extremely tired or feel ill. Be especially careful towards the end of the working shift.

  • Page 16: Maintenance

    LW170-LW190 0 - 3 SAFETY RULES such as: inclines, overhangs, trees, demolition rubble, Always remember to move the gearshift lever to the fires, ravines, steep slopes, rough terrain, ditches, crowns, neutral position and engage the control lever lock for ridge trenches, heavy traffic, crowded parking and service safety purposes.
  • Page 17 0 - 4 LW170-LW190 SAFETY RULES unbuttoned or unzipped jackets that can get caught in The fuel filler pipe nozzle must be constantly kept in moving parts. Wear certified safety clothes such as: hard contact with the filler neck. Keep this contact from the...
  • Page 18 LW170-LW190 0 - 5 SAFETY RULES In case tests during which the engine should be kept Metal cables get frayed after prolonged use. Always wear runinng, a qualified operator must sit in the driver’s seat appropriate protections (heavy gloves, goggles, etc.) with the mechanic in sight at all times.

  • Page 19: Electrical System

    0 - 6 LW170-LW190 SAFETY RULES the engine is running. to any intervention, install all safety devices according to current regulations. In case the attachment is to be Do not adjust the fuel pump when the machine is motion. operated through the...

  • Page 20: Decommissioning The Machine

    Repair Manuals, available from NEW HOLLAND Dealers. • Start the disassembly of hydraulic This has the purpose of avoiding that during components only after the same, the hydraulic...
  • Page 21 0 - 8 LW170-LW190 SPECIFICATIONS - WHEEL LOADER LW170 Oil pump flow rate (at 2300 rpm) ......IDENTIFICATION - 2675.150.00.1 ............ Front 99.6 lt/min. MARKING: lW170 ............. Rear 32.6 lt/min. Main pressure on the control valve ..21 ÷ 24 bar ENGINE Transmission disengagement sensor ..

  • Page 22: Main Dimensions

    LW170-LW190 0 - 9 ATTACHMENT HYDRAULIC SYSTEM Three-position control switch as follows: Sealed type with anti-cavitation and safety valves. Position 0: disengaged - Pump flow rate at rated speed .... 142 lt/min. Position 1: LTS engaged with speeds exceeding 7...

  • Page 23: Specifications

    0 - 10 LW170-LW190 SPECIFICATIONS The LW170TC changes for model LW170 for the following: BOOMS HYDRAULIC SYSTEM - Monolithic "Parallel" type booms. - Three-spool control valve. - Quick release equipment carrier plate with - Equipment hooking/unhooking control and/or fourth mechanical indicators for the correct equipment hydraulic function.
  • Page 24 LW170-LW190 0 - 11 DIMENSIONS (FORKS 1.2 m) 1156 1896 1060 8354 Note: Dimensions are in mm Bucket type W/out teeth With teeth With teeth With cutting and segments edge extension Nominal capacity (cuyd) 2.4 (3.14) 2.4 (3.14) 2.5 (3.27) 2.5 (3.27)
  • Page 25 0 - 12 LW170-LW190 SPECIFICATIONS - WHEEL LOADER LW190 Oil pump flow rate (at 2200 rpm) ......IDENTIFICATION - 2676.190.22.1 ............ Front 88.2 lt/min. MARKING:LW190 ............. Rear 50.6 lt/min. Main pressure on the control valve..21 ÷ 24 bar ENGINE Transmission disengagement sensor ..
  • Page 26 LW170-LW190 0 - 13 ATTACHMENT HYDRAULIC SYSTEM Three-position control switch as follows: Sealed type with anti-cavitation and safety valves. Position 0: disengaged - Flow at rated speed ......109 lt/min. Position 1: LTS engaged with speeds exceeding 5 2 or 3 spool control valve...
  • Page 27 0 - 14 LW170-LW190 FLUIDS AND CAPACITY TABLE LW170-LW170TC Fluids and Lubricants Component to Capacity Tecnical data and Temperature of Viscosity be filled classification (lts) operation (°C) (SAE) 9613314 Engine 23.8 API CF-4/SG, CCMCD4, 15W-40 -10 +50 MIL-L-2104E, NH 324 G...

  • Page 28: Units Of Measure

    LW170-LW190 0 - 15 CLASSIFICATION OF STANDARD COMPO- UNITS OF MEASURE NENTS TO DETERMINE THE TIGHTENING TORQUES Units of measure used in this manual are those adopted by the International System which replace the units previously used by the M.K.S. system.
  • Page 29 0 - 16 LW170-LW190 Resistance class and material Material index (f) FIAT 4D - 4S - 4A 5S - 6S R100 Brass Brass Messing Brass Brass Laiton Aluminium Aluminium Aluminium Aluminium Aluminium Aluminium Copper Copper Kupfer Copper Copper Cuivre Blank for other metallic materials...
  • Page 30 LW170-LW190 0 - 17 SCREWS (ZNT/DEIDR) NUTS (ZNT) Strength grade: 10 (R80) Strength grade: 10.9 (R100) normal with polyamide ring low type Diameter Diameter normal self-locking and pitch and pitch normal low type daNm daNm daNm daNm daNm daNm M6 x 1 M6 x 1 M8 x 1.25...
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