New Holland Workmaster 33/37 Tier 4B (final) Service Manual

About this manual

This OEM New Holland Service Manual provides workshop information for the Workmaster 33 Tier 4B (final) and Workmaster 37 Tier 4B (final) compact tractors in PDF format. The contents include Engine and crankcase, Clutch hydraulic release control, and Mechanical transmission.

The indexed contents provide page references for the documented systems and topics. Use Manual contents to find the system or task you need, and check Manual details for model coverage and publication information.

Manual details

Manufacturer

New Holland

Manual type

Service Manual

Equipment type

Compact Tractor

Models

Workmaster 33 Tier 4B (final) and Workmaster 37 Tier 4B (final)

Document number

47881877

Edition

1st edition

Publication year

2016

Publication date

January 2016

Text search

Available

PDF navigation

Interactive contents links and PDF bookmarks

Document quality

High — clear, readable text, illustrations and diagrams.

Product highlights

Electrical systems

The manual includes wiring diagrams, electrical troubleshooting, and pinouts.

Hydraulic systems

The manual includes hydraulic circuit diagrams and hydraulic valve-adjustment material.

Special tools

A special-tools section is included.

Maintenance

The manual includes a maintenance schedule.

Systems and topics in this manual

Engine

Listed topics include Engine and crankcase, Air cleaners and lines, and Turbocharger and lines.

Clutch

This section brings together Clutch hydraulic release control and Clutch and components.

Transmission

The contents identify Mechanical transmission, Mechanical transmission external controls, and Mechanical transmission internal components in this section.

Four-Wheel Drive (4WD) system

Listed topics include Four-Wheel Drive (4WD) gearbox.

Front axle system

This section brings together Powered front axle, Final drive hub, steering knuckles, and shafts, and Final drives.

Rear axle system

The contents identify Rear bevel gear set and differential and Planetary and final drives in this section.

Hydrostatic drive

Listed topics include Transmission and steering hydrostatic control, Hydrostatic transmission, and Pump and motor components.

Power Take-Off (PTO)

This section brings together Rear mechanical control, Rear electro-hydraulic control, and One-speed rear Power Take-Off (PTO).

Brakes and controls

The contents identify Parking brake or parking lock and Mechanical service brakes in this section.

Hydraulic systems

Listed topics include Fixed displacement pump, Three-point hitch control valve, and Three-point hitch cylinder.

Hitches, drawbars, and implement couplings

This section brings together Rear three-point hitch.

Steering

The contents identify Tie rods, Hydraulic control components, and Cylinders in this section.

Electrical systems

Listed topics include Fuel injection system, Fuel tank system, and Engine cooling system.

Manual contents

Use these source headings to locate the task or system you need in the PDF.

• INTRODUCTION — p. 9
  • Foreword — p. 3
  • Foreword (*) — p. 4
  • International symbols (*) — p. 6
  • Safety rules (*) — p. 7
  • Safety rules (*) — p. 8
  • Basic instructions - Important notice regarding equipment servicing (*) — p. 13
  • Basic instructions - Shop and Assembly (*) — p. 14
  • Basic instructions hardware (*) — p. 16
  • Torque Specification Tables (*) — p. 17
  • General specification — p. 22
  • General specification (*) — p. 27
  • Dimension — p. 28
  • Consumables — p. 31
  • Product identification — p. 32
  • Product identification machine orientation — p. 33
• Engine - 10 — p. 43
  • [10.001] Engine and crankcase — p. 10.1
  • [10.202] Air cleaners and lines — p. 10.2
  • [10.250] Turbocharger and lines — p. 10.3
  • [10.254] Intake and exhaust manifolds and muffler — p. 10.4
  • [10.304] Engine lubrication system — p. 10.5
  • [10.400] Engine cooling system — p. 10.6
  • [10.408] Oil cooler and lines — p. 10.7
  • [10.501] Exhaust Gas Recirculation (EGR) exhaust treatment — p. 10.8
• Clutch - 18 — p. 161
  • [18.104] Clutch hydraulic release control — p. 18.1
  • [18.110] Clutch and components — p. 18.2
• Transmission - 21 — p. 183
  • [21.114] Mechanical transmission — p. 21.1
  • [21.130] Mechanical transmission external controls — p. 21.2
  • [21.140] Mechanical transmission internal components — p. 21.3
  • [21.182] Differential — p. 21.4
• Four-Wheel Drive (4WD) system - 23 — p. 311
  • [23.304] Four-Wheel Drive (4WD) gearbox — p. 23.1
• Front axle system - 25 — p. 319
  • [25.100] Powered front axle — p. 25.1
  • [25.108] Final drive hub, steering knuckles, and shafts — p. 25.2
  • [25.310] Final drives — p. 25.3
• Rear axle system - 27 — p. 387
  • [27.106] Rear bevel gear set and differential — p. 27.1
  • [27.120] Planetary and final drives — p. 27.2
• Hydrostatic drive - 29 — p. 403
  • [29.100] Transmission and steering hydrostatic control — p. 29.1
  • [29.202] Hydrostatic transmission — p. 29.2
  • [29.218] Pump and motor components — p. 29.3
• Power Take-Off (PTO) - 31 — p. 487
  • [31.101] Rear mechanical control — p. 31.1
  • [31.104] Rear electro-hydraulic control — p. 31.2
  • [31.110] One-speed rear Power Take-Off (PTO) — p. 31.3
  • [31.120] Central Power Take-Off (PTO) — p. 31.4
• Brakes and controls - 33 — p. 545
  • [33.110] Parking brake or parking lock — p. 33.1
  • [33.120] Mechanical service brakes — p. 33.2
• Hydraulic systems - 35 — p. 575
  • [35.000] Hydraulic systems — p. 35.1
  • [35.104] Fixed displacement pump — p. 35.2
  • [35.114] Three-point hitch control valve — p. 35.3
  • [35.116] Three-point hitch cylinder — p. 35.4
  • [35.204] Remote control valves — p. 35.5
  • [35.300] Reservoir, cooler, and filters — p. 35.6
  • [35.350] Safety and main relief valves — p. 35.7
• Hitches, drawbars, and implement couplings - 37 — p. 667
  • [37.110] Rear three-point hitch — p. 37.1
• Steering - 41 — p. 679
  • [41.106] Tie rods — p. 41.1
  • [41.200] Hydraulic control components — p. 41.2
  • [41.216] Cylinders — p. 41.3
• Electrical systems - 55 — p. 737
  • [55.010] Fuel injection system — p. 55.1
  • [55.011] Fuel tank system — p. 55.2
  • [55.012] Engine cooling system — p. 55.3
  • [55.013] Engine oil system — p. 55.4
  • [55.031] Parking brake electrical system — p. 55.5
  • [55.100] Harnesses and connectors — p. 55.6
  • [55.201] Engine starting system — p. 55.7
  • [55.202] Cold start aid — p. 55.8
  • [55.301] Alternator — p. 55.9
  • [55.302] Battery — p. 55.10
  • [55.404] External lighting — p. 55.11
  • [55.405] External lighting switches and relays — p. 55.12
  • [55.408] Warning indicators, alarms, and instruments — p. 55.13
  • [55.513] Cab transmission controls — p. 55.14
  • [55.610] Ground speed control — p. 55.15
  • [55.DTC] FAULT CODES — p. 55.16
• Electrical Schematic Poster - 47918030 — p. 1250
• Electrical Schematic Poster - 47951359 — p. 1252

Capabilities

The source outline indexes servicing instructions and maintenance. Use these source-backed headings to locate the applicable service or repair topic in the source PDF, then confirm model-specific notes, specifications, illustrations, and operating conditions at the relevant page before carrying out service or repair work.

Keep the source's safety sequence, prerequisite steps, labels, units, configuration notes, and footnotes with the selected task; do not apply an isolated value outside the conditions stated in the manual.

Delivery

This manual is supplied as a digital PDF file and is available for instant download after purchase. No physical media is shipped.

References

New Holland Service Manual for Compact Tractor, document code 47881877, PDF edition.