New Holland Workmaster 55 Service Manual
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New Holland Workmaster 55 Service Manual

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SERVICE MANUAL
Workmaster 45
Workmaster 55
_84269847_ 16/04/2010

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Summary of Contents for New Holland Workmaster 55

  • Page 1 SERVICE MANUAL Workmaster 45 Workmaster 55 _84269847_ 16/04/2010...
  • Page 2 Contents INTRODUCTION HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMSA PRIMARY HYDRAULIC POWER SYSTEM ..........A.10.A PRIMARY HYDRAULIC POWER SYSTEM Open center mechanical remote valve.
  • Page 3 USER PLATFORM ............... . E.34.A SAFETY SECURITY ACCESSORIES Safety .
  • Page 4 _84269847_ 16/04/2010 Find manuals at https://best-manuals.com...
  • Page 5 INTRODUCTION _84269847_ 16/04/2010 Find manuals at https://best-manuals.com...

  • Page 6: Table Of Contents

    Contents INTRODUCTION Foreword ..................3 Foreword Ecology and the Environment .

  • Page 7: Foreword

    45 and WORKMASTER 55 model tractors. Use this manual in conjunction with the operator’s manual for complete operation, adjustment, and maintenance information On New Holland equipment, left and right are determined by standing behind the unit, looking in the direction of travel. _84269847_ 16/04/2010...

  • Page 8: Foreword Ecology And The Environment

    Do not open the air-conditioning system yourself. It contains gases which should not be released into the atmos- • phere. Your NEW HOLLAND dealer or air conditioning specialist has a special extractor for this purpose and will have to recharge the system properly.

  • Page 9: Legal Advice

    INTRODUCTION Legal advice BT09A213 _84269847_ 16/04/2010 Find manuals at https://best-manuals.com...

  • Page 10: International Symbol

    INTRODUCTION International symbol As a guide to the operation of the machine, various universal symbols have been utilized on the instruments, controls, switches, and fuse box. The symbols are shown below with an indication of their meaning. Thermostart Position Radio starting aid Control Alternator...

  • Page 11: Safety Rules

    INTRODUCTION Safety rules PRECAUTIONARY STATEMENTS Personal Safety Throughout this manual and on machine signs, you will find precautionary statements ("DANGER", "WARNING", and "CAUTION") followed by specific instructions. These precautions are intended for the personal safety of you and those working with you. Please take the time to read them. DANGER This word "DANGER"...
  • Page 12 2. Use an approved roll bar and seat belt for safe operation. Overturning a tractor without a roll bar can result in death or injury. If your tractor is not equipped with a roll bar and seat belt, see your NEW HOLLAND Dealer.
  • Page 13 3. Do not bypass the neutral start switches. Consult your NEW HOLLAND Dealer if your neutral start controls mal- function. Use jumper cables only in the recommended manner. Improper use can result in tractor runaway.
  • Page 14 6. Wipe up spilled fuel immediately. 7. Always tighten the fuel tank cap securely. 8. If the original fuel tank cap is lost, replace it with a NEW HOLLAND approved cap. A non-approved, proprietary cap may not be safe. 9. Keep equipment clean and properly maintained.

  • Page 15: Basic Instructions Hardware

    Plating Hardware used on NEW HOLLAND balers is plated with zinc chromate (gold color). Gold colored hardware has different torquing requirements from unplated or zinc plated (silver color) hardware because of the difference in the coefficient of friction of the plating material.

  • Page 16: Torque Specification Tables

    INTRODUCTION Torque Specification Tables Standard Bolt Hardware & Hydraulic Connector Torques, Specifications and Information This specification establishes general torque values to be used in bolted joints for metric and inch hardware. This specification is assumed to apply unless another specification (standard or specified requirement) is indicated in the repair manual.
  • Page 17 INTRODUCTION SAE HARDWARE IDENTIFICATION CHART Grade 1 or 2 SAE Markings for Bolts and Cap Screws SAE Markings for Hex Nuts Grade A-B-C A (No Notches) B (Three Marks) C (Six Marks) Locknuts METRIC HARDWARE IDENTIFICATION CHART Class 10.9 Hex Cap Screw and Located on the face or flat, Located on the face or flat, Located on the face or flat,...
  • Page 18 INTRODUCTION NOTE: Fasteners should be replaced with the same or higher grade. If higher grade fasten- ers are used, these should only be tightened to the strength of the original. When replac- ing cap screws, always use a cap screw of the same measurement and strength as the cap screw being replaced.
  • Page 19 INTRODUCTION Hydraulic Hoses and Tubes NOTE: Tightening the joint to the proper torque will keep it leak free, and prevent it from damaging the hose or fitting. Always replace hoses and tubes with damaged cone ends or the end connections. When installing a new hose, loosely connect each end and make sure the hose fits its desired location, without kinking or twisting, before tightening the connection.
  • Page 20 INTRODUCTION 4. When hose ends or connectors are made of materials other than steel, different torque values may be required. O RING BOSS END FITTING OR LOCK NUT Nom. SAE Dash Thread Size Newton·meters lb/in lb/ft Size 9/16 - 18 48 to 54 432 to 480 3/4 - 16...

  • Page 21: General Specification

    INTRODUCTION General specification WORKMASTER 45 WORKMASTER 55 ENGINE Type/Model Diesel/N844L Diesel/N844LT Emission Level Tier 3 Tier 3 Engine Gross Horsepower 33.6 kW (45.0 Hp) 37.3 kW (50.0 Hp) PTO Horsepower 29 kW (39 Hp) 35.5 kW (47.6 Hp) Cylinders Bore 84 mm (3.31 in)
  • Page 22 INTRODUCTION WORKMASTER 45 WORKMASTER 55 COOLING SYSTEM Type Pressurized Liquid with Recirculating Pressurized Liquid with Recirculating Bypass Bypass Water Pump: Type Centrifugal Centrifugal Drive V-Belt V-Belt Belt Deflection 10 - 15 mm (0.4375 - 0.5625 in) 10 - 15 mm (0.4375 - 0.5625 in)
  • Page 23 INTRODUCTION WORKMASTER 45 WORKMASTER 55 CLUTCH Type Double Disc/Dry Double Disc/Dry (Transmission) Clutch Disc Diameter 280 mm (11 in) 280 mm (11 in) (PTO) Clutch Disc Diameter 280 mm (11 in) 280 mm (11 in) Pedal Free-Travel 35 - 40 mm (1.38 - 1.57 in) 35 - 40 mm (1.38 - 1.57 in)
  • Page 24 INTRODUCTION WORKMASTER 45 WORKMASTER 55 HYDRAULIC LIFT SYSTEM Type Open Center Open Center Pump Type Gear, engine driven Gear, engine driven Pump Capacity 44 l/min (11.6 US gpm) 44 l/min (11.6 US gpm) System Relief Valve Setting 17500 kPa (2538 psi)
  • Page 25 INTRODUCTION WORKMASTER 45 WORKMASTER 55 Transmission Speeds (8X8) - Forward Main Gear Range Gear ( 2700 RPM Engine Speed ( 2700 RPM Engine Speed with 13.6 x 28 Rear Tires) with 14.9 x 28 Rear Tires) 2.79 km/h (1.73 mph) 2.80 km/h (1.74 mph)
  • Page 26 INTRODUCTION WORKMASTER 45 WORKMASTER 55 TIRES FRONT: Agricultural: 6.00 x 16 F2, 6 Ply 7.50 x 16 F2, 6 Ply 8.3 x 24 R1, 6 Ply 9.5 x 24, R1, 6 Ply REAR: Agricultural 2WD and 4WD 13.6 x 28, R1, 6Ply 14.9 x 28, R1, 6Ply...

  • Page 27: General Specification - Biodiesel Fuels

    ASTM D6751. NOTICE: It is imperative that you check which blend is approved for your engine with your NEW HOLLAND dealer. Be aware that the use of Biodiesel Fuel that does not comply with the Standards mentioned above could lead to severe damage to the engine and fuel system of your machine.

  • Page 28: Dimension

    INTRODUCTION Dimension 56061233A NOTE: The following dimensions are based on standard tractors fitted with tire sizes as shown. Allowance must be given for tires of larger or smaller dimensions. _84269847_ 16/04/2010...
  • Page 29 INTRODUCTION WORKMASTER 45 WORKMASTER 55 Front 6.00 x 16 2WD/8.3x24 4WD 7.50 x 16 2WD/9.5x24 4WD Rear 13.6 x 28 14.9 x 28 (A) Ground clearance under center NA 2WD NA 2WD of front axle 355 mm (14 in) 4WD 380 mm (15 in) 4WD (B) Front wheel tread setting (Std.)
  • Page 30 INTRODUCTION Engine Oil The correct engine oil viscosity grade is dependent upon ambient temperature. Refer to the chart on the right when selecting oil for your tractor engine. NOTE: In areas where prolonged periods of extreme tem- peratures are encountered, local lubricant practices are acceptable;...

  • Page 31: Consumables

    INTRODUCTION Consumables Recommended NEW HOLLAND International Approximate Quantities Fluids and Specification Specification Application WORKMASTER 45 WORKMASTER 55 Engine Oil: NEW HOLLAND NH 324G API CF4 5.5 l (5.8 US qt) 7.05 l (7.4 US qt) AMBRA SUPER 10W-30 GOLD HSP ENGINE...

  • Page 32: Product Identification

    INTRODUCTION Product identification Tractor Identification Decal (Underside of Hood) The first line represents tractor serial number and model while the second line represents unit code and engine serial number followed by transmission serial number. Record the information in Figure 1 for quick reference. 20103256 Tractor Identification Location (Stamped) The tractor serial number, unit code, and engine number...
  • Page 33 SERVICE MANUAL HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS Workmaster 45 Workmaster 55 _84269847_ 16/04/2010...
  • Page 34 PRIMARY HYDRAULIC POWER SYSTEM ..........A.10.A Workmaster 45 , Workmaster 55 PRIMARY HYDRAULIC POWER SYSTEM Open center mechanical remote valve.
  • Page 35 HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS - A PRIMARY HYDRAULIC POWER SYSTEM - 10.A Workmaster 45 Workmaster 55 _84269847_ 16/04/2010 A.10.A / 1...
  • Page 36 Contents HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS - A PRIMARY HYDRAULIC POWER SYSTEM - 10.A TECHNICAL DATA PRIMARY HYDRAULIC POWER SYSTEM General specification ............... 4 Torque .
  • Page 37 Hydraulic pump Remove ................. 41 Disassemble .
  • Page 38 HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM PRIMARY HYDRAULIC POWER SYSTEM - General specification Type With separate position control plus float control Control Through one independent lever External knob on control valve Response/drop rate adjustment Through external knob on control valve Single-acting cylinder Bore and stroke...
  • Page 39 HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM 20097482 PRIMARY HYDRAULIC POWER SYSTEM - Sealing Operation Description Sealant Specification Lift housing to transmission housing (S1) ® 518 OCTITE _84269847_ 16/04/2010 A.10.A / 5...
  • Page 40 HYDRAULIC - PNEUMATIC - ELECTRICAL - ELECTRONIC SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM 20097481 PRIMARY HYDRAULIC POWER SYSTEM - Special tools Tool Description Tool No. 380002811 Socket for spool height adjustment _84269847_ 16/04/2010 A.10.A / 6...
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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