New Holland Workmaster 25S Tier 4B Service Manual
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New Holland Workmaster 25S Tier 4B Service Manual

New Holland Workmaster 25S Tier 4B Service Manual

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SERVICE MANUAL
Workmaster
25S
™
Tier 4B (final)
Compact Tractor
Part number 51421067
1
edition English
st
April 2018

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  • Page 1 SERVICE MANUAL Workmaster ™ Tier 4B (final) Compact Tractor Part number 51421067 edition English April 2018...
  • Page 2 SERVICE MANUAL Workmaster™ 25S 25 Hp, without cab 51421067 20/04/2018 Find manuals at https://best-manuals.com...
  • Page 3 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.216] Fuel tanks .
  • Page 4 [31.110] One-speed rear Power Take-Off (PTO) ..........31.3 Brakes and controls ..............
  • Page 5 [55.302] Battery................55.5 [55.202] Cold start aid .
  • Page 6 INTRODUCTION 51421067 20/04/2018 Find manuals at https://best-manuals.com...

  • Page 7: Table Of Contents

    Contents INTRODUCTION Foreword - Important notice regarding equipment servicing (*) ....... . 3 Safety rules (*) .

  • Page 8: Foreword - Important Notice Regarding Equipment Servicing

    Specifications, descriptions, and illustrative material herein are as accurate as known at time of publication but are subject to change without notice. In case of questions, refer to your NEW HOLLAND Sales and Service Networks. 51421067 20/04/2018...

  • Page 9: Safety Rules

    INTRODUCTION Safety rules Workmaster™ 25S 25 Hp, without cab Personal safety This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible death or injury. Throughout this manual you will find the signal words DANGER, WARNING, and CAUTION followed by special in- structions.

  • Page 10: Safety Rules - Ecology And The Environment

    Improper disposal of batteries can contaminate the soil, groundwater, and waterways. NEW HOLLAND strongly recommends that you return all used batteries to a NEW HOLLAND dealer, who will dispose of the used batteries or recycle the used batteries properly. In some countries, this is a legal requirement.

  • Page 11: Torque - Standard Torque Data For Hydraulic Connections

    Over-torquing of a hydraulic connection can also lead to leakage or failure. For some connections, NEW HOLLAND requires a different torque value than is listed in the ISO and SAE standards. • The torque values in this document should be used whenever possible or applicable.
  • Page 12 INTRODUCTION Torque values for metric O-Ring Boss (ORB) port connections S-Series * L-Series ** Metric Ferrous Non-Ferrous Ferrous Non-Ferrous thread N·m (lb ft) ± 10% N·m (lb ft) ± 10% N·m (lb ft) ± 10% N·m (lb ft) ± 10% M8 x 1 10.5 (7.7) 6.3 (4.6)
  • Page 13 INTRODUCTION Torque values for port connections (British Standard Pipe Parallel (BSPP) thread ports and stud ends) Metric tube Outside Diameter (OD) Ferrous Non-Ferrous mm (in) BSPP S-Series L-Series S-Series L-Series thread S-Series * L-Series ** N·m (lb ft) N·m (lb ft) N·m (lb ft) N·m (lb ft) G- Gas;...
  • Page 14 INTRODUCTION Torque values for Inch O-Ring Boss (ORB) port non-adjustable connections S-Series * L-Series ** Ferrous Non- Ferrous Non- Inch tube UN/UNF N·m (lb ft) Ferrous N·m (lb ft) Ferrous dash size thread size ± 10% N·m (lb ft) ± 10% N·m (lb ft) mm (in) ±...
  • Page 15 INTRODUCTION Torque values for inch O-Ring Boss (ORB) port plugs Ferrous Non-Ferrous Internal hex External hex UN/UNF N·m (lb ft) N·m (lb ft) N·m (lb ft) dash size thread size ± 10% ± 10% ± 10% 5/16-24 7.5 (5.5) 12.5 (9.2) 7.5 (5.5) 3/8-24 14.5 (10.7)
  • Page 16 INTRODUCTION Torque values for four-bolt flange connections (Inch Screws, Grade 8) Code 61 Code 62 Metric size Imperial size Screw code Screw code N·m (lb ft) N·m (lb ft) ± 10% ± 10% 5/16-18 34 (25.1) 5/16-18 34 (25.1) 3/8-16 63 (46.5) 3/8-16 63 (46.5)
  • Page 17 INTRODUCTION Torque values for O-Ring Face Seals (ORFS) connections Hex size Metric Swivel nut Swivel nut Inch tube (mm) UN/UNF tube dash torque torque OD (mm) (Reference thread size OD (mm) size N·m (lb ft) N·m (lb ft) only) ± 10% ±...

  • Page 18: Basic Instructions - Shop And Assembly

    Only use CNH Original Parts or NEW HOLLAND Original Parts. Only genuine spare parts guarantee the same quality, duration, and safety as original parts, as they are the same parts that are assembled during standard production. Only CNH Original Parts or NEW HOLLAND Original Parts can offer this guarantee.
  • Page 19 W0111A Special tools The special tools that NEW HOLLAND suggests and illustrate in this manual have been specifically researched and designed for use with NEW HOLLAND machines. The special tools are essential for reliable repair operations. The special tools are accurately built and rigorously tested to offer efficient and long-lasting operation.

  • Page 20: General Specification

    INTRODUCTION General specification Workmaster™ 25S 25 Hp, without cab Model Workmaster™ 25S Hydrostatic Engine Type Diesel Model 3TNV80F Emission level (tier) Tier 4B (final) Aspiration Indirect swirl chamber Engine gross horsepower 18.4 kW (24.7 Hp) @ 3000 RPM Cylinders Bore 80 mm (3.15 in) Stroke 84 mm (3.3 in)
  • Page 21 INTRODUCTION Model Workmaster™ 25S Hydrostatic Fuel system Fuel type Diesel Type of fuel to use if above -7 °C (19 °F) No. 2-Diesel, Cetane rating: minimum 40 Type of fuel to use if below -7 °C (19 °F) No. 1-Diesel, Cetane rating: minimum 40 Sulphur content (Maximum) : No.
  • Page 22 INTRODUCTION Model Workmaster™ 25S Hydrostatic Front axle oscillation 0° +/- 7 Turning radius w/o brakes: 2400 mm (94 in) Left turn 2400 mm (94 in) Right turn Steering system relief valve setting 8329 – 8825 kPa (1208 – 1280 psi) Maximum pump flow 8 L/min (2.1 US gpm) HST Power Take-Off (PTO) (Rear)
  • Page 23 INTRODUCTION Model Workmaster™ 25S Hydrostatic Gear position: Low Forward 0.0 – 6.1 km/h (0.0 – 3.8 mph) High Forward 0.0 – 9.1 km/h (0.0 – 14.6 mph) Reverse low 0.0 – 3.7 km/h (0.0 – 2.3 mph) Reverse high 0.0 – 8.8 km/h (0.0 – 5.5 mph) Drawbars Adjustable Standard...

  • Page 24: General Specification

    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 25: Consumables

    NEW HOLLAND AMBRA UNITEK MASTERGOLD SSL CJ-4 SAE 0W-40 NEW HOLLAND AMBRA SUPER GOLD 10W-30 Engine Oil NEW HOLLAND AMBRA SUPER GOLD 15W-40 NEW HOLLAND AMBRA MULTI G 134™ HYDRAULIC Transmission/Hydraulic Oil TRANSMISSION OIL NEW HOLLAND AMBRA F200A HYDRAULIC FLUID Front Axle/Gear Oil...

  • Page 26: Dimension

    INTRODUCTION Dimension Workmaster™ 25S 25 Hp, without cab Workmaster 25S (1) - LENGTH: FWD: 2473 mm (97.4 in) (2) - WHEEL BASE: 1425 mm (56.1 in) (3) - Top of ROPS - Folding: Turf Tires: 26 x 12.0–12, 4PR Up Position Down Position Ind.
  • Page 27 INTRODUCTION Workmaster 25S WHEEL TREAD SETTINGS: (6)-FRONT: Turf Tires: 26 x 12.0–12, 4PR Ind. Tires: 916 mm (36 in) 26 x 12.0–12, 4PR (7)-REAR: Turf Tires: 26 x 12.0–12, 4PR Ind. Tires: 880 mm (35 in) 26 x 12.0–12, 4PR WEIGHT: less tires: HST (FWD) 1175 kg (2590 lb)
  • Page 28 INTRODUCTION NHIL17CT01124FA 51421067 20/04/2018...

  • Page 29: Product Identification

    INTRODUCTION Product identification Workmaster™ 25S 25 Hp, without cab Chassis number The Product Identification Number (PIN) plate (1) is lo- cated on the left-hand side of the frame, near the left front wheel. The numbers on the plate are important in the event your tractor should require future service.

  • Page 30: Product Identification Machine Orientation

    INTRODUCTION Product identification machine orientation Workmaster™ 25S 25 Hp, without cab NOTE: On this equipment, left–hand and right-hand are determined by standing behind the unit, looking in the direc- tion of travel. NHIL17CT01343AA NHIL17CT01345AA Left-hand view Right-hand view NHIL17CT01346AA NHIL17CT01344AA Rear view Front view 51421067 20/04/2018...
  • Page 31 CONSUMABLES INDEX Consumable Reference PAGE Loctite® Torque - Standard torque data for hydraulic connections NEW HOLLAND AMBRA Consumables UNITEK MASTERGOLD SSL CJ-4 SAE 0W-40 NEW HOLLAND AMBRA Consumables SUPER GOLD 10W-30 NEW HOLLAND AMBRA Consumables SUPER GOLD 15W-40 NEW HOLLAND AMBRA Consumables MULTI G 134™...
  • Page 32 SERVICE MANUAL Engine Workmaster™ 25S 25 Hp, without cab 51421067 20/04/2018...
  • Page 33 Contents Engine - 10 [10.001] Engine and crankcase ............. . . 10.1 [10.216] Fuel tanks .
  • Page 34 CONSUMABLES INDEX Consumable Reference PAGE Loctite® 271™ Engine - Remove 10.1 / 10 Loctite® 271™ Engine - Install 10.1 / 13 NEW HOLLAND AMBRA Radiator - Filling 10.6 / 14 AGRIFLU 51421067 20/04/2018...
  • Page 35 51421067 20/04/2018...
  • Page 36 Engine - 10 Engine and crankcase - 001 Workmaster™ 25S 25 Hp, without cab 51421067 20/04/2018 10.1 [10.001] / 1...
  • Page 37 Contents Engine - 10 Engine and crankcase - 001 SERVICE Engine Remove (*) ................4 Install (*) .
  • Page 38 CONSUMABLES INDEX Consumable Reference PAGE Loctite® 271™ Engine - Remove 10.1 / 10 Loctite® 271™ Engine - Install 10.1 / 13 51421067 20/04/2018 10.1 [10.001] / 3...
  • Page 39 Engine - Engine and crankcase Engine - Remove Workmaster™ 25S 25 Hp, without cab WARNING Hot liquid under pressure! Scalding can result from fast removal of the radiator cap. Check and service the engine cooling sys- tem according to the maintenance instructions in this manual. Failure to comply could result in death or serious injury.
  • Page 40 Engine - Engine and crankcase 3. Open the drain cock (1) under the right-hand side of the radiator. NHIL17CT01957AA 4. Drain the engine coolant into a clean container (1). NOTE: The cooling system capacity is 3.3 L (3.49 US qt). NHIL17CT01959AA 5.
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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