MidWestTechService, Parts and Operator's Manuals, in stock and ready to ship!
Fast free USA shippingShips in 1 business daySave 10% on 2 manuals, 15% on 3+

New Holland CX720, CX740, CX760, CX780, CX820, CX840, CX860, CX880 Combine Service Manual

3,811 pages · Publication 86630597

$389.97
Fast free USA shippingShips in 1 business daySave 10% on 2 manuals, 15% on 3 or morePay by credit or debit card or with PayPal. No PayPal account needed.
Models
CX720, CX740, CX760, CX780, CX820, CX840, CX860, CX880
Manual type
Service Manual
Pages
3,811
Publication
86630597
Condition
Brand new
New Holland CX720, CX740, CX760, CX780, CX820, CX840, CX860, CX880 Combine Service Manual, publication 86630597

What's inside

From the manual's own table of contents: 128 sections, 420 entries. See sample pages (PDF, 670 KB)

SECTION 00 - GENERAL INFORMATION
SECTION 10 - ENGINE
SECTION 14 - LIVE PTO
SECTION 21 - TRANSMISSION
SECTION 25 - FRONT MECHANICAL DRIVE
SECTION 29 - HYDROSTATIC SYSTEM
SECTION 33 - BRAKES AND CONTROL
SECTION 35 - HYDRAULIC SYSTEMS
SECTION 41 - STEERING AXLE
SECTION 50 - CLIMATE CONTROL
SECTION 55 - ELECTRICAL SYSTEMS
SECTION 60 - PRODUCT FEEDING
SECTION 66 - THRESHING
SECTION 72 - SEPARATION
SECTION 74 - CLEANING SYSTEMS
SECTION 80 - GRAIN STORAGE
SECTION 88 - ACCESSORIES
SECTION 90 - PLATFORM AND CAB9 topics
  • Introduction
  • Important information
  • General instructions
  • Spare parts
  • Safety regulations
  • Explanation of machine serial numbers
  • Units of measure -- Conversion chart
  • Minimum hardware tightening torques
  • Drives
10 000 Specifications1 topic
  • Description and Operation
10 001 Engine Overhaul--Introduction1 topic
  • Injection Pump Timing Check
10 101 Cylinder Head, Valves and Related parts
10 106 Front Cover and Timing Gears
10 102 Rear cover plate
10 102 Oil Pressure Relief Valve
Show all 128 sections
10 106 Camshaft, tappets and camshaft bearings
10 105 Pistons and Cylinder Block
10 103 Crankshaft
10 001 Engine compression test6 topics
  • Troubleshooting
  • Specifications
  • Disassembly and Repair
  • Engine Removal
  • Engine Installation
  • Special Tools
10 200 Injection Pump Timing Check2 topics
  • Adjustments and Diagnosis
  • Maintenance
10 206 Fuel Prefilter and Water Separator
10 206 Fuel Filter and Water Separator
10 210 Fuel Lift Pump Sedimenter1 topic
  • Component Overhaul
10 242 Injection Pump
10 210 Fuel Lift Pump
10 218 Low Pressure Fuel Lines
10 218 High Pressure Fuel Lines
10 218 Fuel Injectors
10 000 Walk Around16 topics
  • The Iveco Engine
  • Engine Block and Cylinder Liners
  • Crankshaft
  • Crankshaft Sealing Rings
  • Connecting Rods
  • Pistons
  • Camshaft
  • Timing System
  • Flywheel
  • Auxiliary Drivebelt
  • Lubrication
  • Oil Filter
  • Oil Sump
  • Cooling
  • Electronically Controlled Injection System
  • Pump Injector
10 000 General specifications3 topics
  • Lubrication diagram
  • Fuel supply system diagram
  • Mechanical troubleshooting
10 101 54 Engine. Disassembly--Assembly
10 101 53 Replacing Valve guides
10 101 60 Injector case. Replacement
10 102 70 Replacing the crankshaft front cover seal. Removal--Refitting1 topic
  • of pump injector rocker arms
10 218 30 Pump injector. Removal--Refitting
10 246 14 Bleeding the fuel supply system
10 402 11 Water pump. Removal--Refitting
10 402 30 Thermostat. Removal--Refitting16 topics
  • Main Clutch Disassembly
  • Main Clutch Assembly
  • Unload Clutch Disassembly
  • Unload Clutch Assembly
  • Gearbox
  • Flexplate
  • Special Tool
  • Gearbox Disassembly
  • Inspection
  • Bearing and Race Removal/Installation
  • Clutch Cylinder Bushing Removal
  • Clutch Cylinder Bushing Installation
  • Gearbox Assembly
  • Tightening Torques
  • Gearbox shafts
  • Shifting diagram
21 120 Traction gearbox - removal
21 145 Traction gearbox - disassembly
21 145 Traction gearbox - Assembly5 topics
  • Wheel bolt - Replacement
  • Planetary final drive - R./ I
  • Planetary final drive -- D./A
  • Final drive - R./ I
  • Final drive D./A
29 000 Specifications3 topics
  • Hydrostatic Drive Schematic For C720, 740 and 760 Machines
  • Hydrostatic Drive Schematic For C780, 820, 840, 860 and 880 Machines
  • Explanation of Hydraulic Symbols
29 000 Hydrostatic System Operation
29 000 Filling the Hydrostatic System and Start-up Procedure
29 000 Powered Rear Axle (RWD) Introduction5 topics
  • Equa-Trac II Control Valve
  • Drain Valve
  • Powered Rear Axle Motors
  • Powered Rear Axle Hydraulic Schematic
  • Main Hydrostatic System
29 212 Main Hydrostatic Pump Removal
29 212 Main Hydrostatic Pump Installation
29 212 Drive Motor Removal
29 212 Drive Motor Installation
29 218 Multi-Function Valve Adjustment
29 218 Removing the Multi-Function Valve Cartridge
29 218 Installing the Multi-Function Valve
29 218 Checking the Charge Pressure Relief Valve - Motor
29 218 Installing the Charge Pressure Relief Valve - Pump
29 218 Replacing the Charge Pressure Relief Valve - Motor
29 218 Inspecting the Control Valve
29 218 Installing the Control Valve
29 212 Removing the Charge Pump
29 212 Installing the Charge Pump
29 218 Removing the Loop Flushing Valve
29 218 Installing the Loop Flushing Valve
29 218 Removing the Shaft Seal
29 218 Installing the Shaft Seal
29 218 Removing the Shaft (Pump and Motor)
29 218 Installing the Shaft (Pump and Motor)10 topics
  • Brake linings -- Replacement
  • Brake cilinders
  • Bleeding the brakes
  • Brake shoe and brake disc -- R./I
  • Parking brake shoe and parking brake disc -- R./I
  • Parking brake -- Manual release
  • Parking brake piston travel and adjustment
  • Parking brake linings -- Replacement
  • Bleeding the hydraulic parking brake cilinder
  • Parking brake cilinder -- D./A
35 000 Specifications6 topics
  • High Pressure Circuit Diagram
  • High Pressure System Component Locations
  • High Pressure System Component Descriptions
  • Low Pressure Circuit Diagram
  • Low Pressure System Component Locations
  • Low Pressure System Component Descriptions
35 000 Introduction17 topics
  • CCLS Hydraulic Pump (High Pressure) Installation
  • Fixed Displacement Hydraulic Pump (Low Pressure) Installation
  • Fault Finding
  • Low Pressure Standby
  • High Pressure Standby
  • Load Sensing Circuit Test
  • Variable Flow Piston Pump Flow Test
  • Steering Test
  • Steering Circuit Pressure Test
  • Steering Relief Valve Pressure Test
  • Chaff Blower Motor Valve Pressure Test
  • Low Pressure Test
  • Low Pressure Pump Flow Test
  • Hydraulic Pump Overhaul
  • Main Stack Valve
  • Feeder Stack Valve
  • Low Pressure Valve Block
41 101 Heavy Duty Adjustable Steering Axle (HDASA)
41 101 Powered Rear Axle (PRA)
41 101 Steering Axle Adjustment
41 101 Powered Rear Axle Adjustment2 topics
  • Height Position
  • Track Width Position
41 204 Wheel Bearing Disassembly
41 204 Wheel Bearing Repacking
41 204 Wheel Bearing Assembly
41 204 Hub Casting Disassembly
41 204 Steering Bushing Replacement
41 204 Hub Casting Assembly
41 101 Center Section Adjustment / Repair
41 000 Specifications44 topics
  • Bolt Torque Specifications
  • Introduction and General Information
  • Troubleshooting - Powered Rear Axle
  • Powered Rear Axle Hydraulic Pressure Test
  • Test Pressures vs. Machine Operation Mode
  • Powered Rear Axle Leak Test
  • Powered Rear Axle Solenoid Valve Testing
  • Start-up Procedure for Powered Rear Axle
  • Wheel Motor Maintenance Schedule
  • Equa-Trac II Valve
  • Wheel Motor
  • Wheel Motor Overhaul
  • A/C Cycle
  • Refrigerant
  • Testing and Troubleshooting, General
  • Preliminary Troubleshooting and Testing
  • Preliminary Diagnosis Chart
  • Test Procedure - Stabilizing the System
  • A/C System Performance Test and Diagnosis Chart
  • Gauge Readings and Interpretations
  • Compressor Description
  • Compressor Removal
  • Compressor Installation
  • Clutch Removal
  • Clutch Installation
  • Labor Guide
  • Condenser Description
  • Condenser Removal
  • Condenser Installation
  • Cool Box Description
  • Cool Box Damper Actuator Removal
  • Cool Box Damper Actuator Installation
  • High / Low Pressure Cutout Switch Description
  • High Pressure Switch Removal
  • High Pressure Switch Installation
  • Low Pressure Switch Removal
  • Low Pressure Switch Installation
  • Receiver / Dryer Description
  • Receiver / Drier Troubleshooting
  • Receiver / Drier Removal
  • Receiver / Drier Installation
  • Thermal Expansion Valve Description
  • Thermal Expansion Valve Removal
  • Thermal Expansion Valve Installation
55 000 Description of Operation
55 000 Ground (Earth) Locations10 topics
  • Front Lower Frame
  • Left Side
  • Rear Lower Frame
  • Rear
  • Grain Tank
  • Engine Compartment, 7.5L only
  • Engine Compartment, Iveco Cursor Only
  • Engine Gearbox
  • Cab Interior
  • Electrical Connectors
55 000 Introduction21 topics
  • Wiring Harness Repairs
  • Digital Multi-Meter
  • Electrical Test Procedures
  • Circuit Components -- Basic Description and Testing
  • Fuses
  • Switches
  • Flashers
  • Resistance Devices
  • Fluid Level Sender
  • Potentiometers
  • Potentiometer Adjustment
  • Electromagnetic Devices
  • Relays
  • Solenoids
  • PWM Solenoid Valves
  • Sensors
  • Temperature Sensors
  • Pressure Sender
  • Speed and Position Sensors
  • Electronic Modules (CCM’s)
  • CCM Power and Ground Supplies
55 000 Introduction -- Info-View Operation4 topics
  • Can Network
  • Alarms
  • Troubleshooting a Module Offline Alarm
  • Troubleshooting “A2000 Communication Lost” Alarm
55 000 Power Distribution System Circuit Operation105 topics
  • Audio System Circuit Operation
  • Exterior Lighting System
  • Interior Lighting and Horn System
  • Power Mirror System
  • Power Seat System
  • Schematic Index, Series 1206, 1212 and 1226 Only
  • Schematic Index, Series 1238 to 1278
  • Schematic, Series 1238 to 1278
  • Schematic Index, 2003 Production, Series 1282 to 1336
  • Schematic, 2003 Production, Series 1282 to 1336
  • Schematic Index, 2004 Production, Series 1348 to 1372
  • Schematic, 2004 Production, Series 1348 to 1372
  • Schematic Index, 2005 Production, Series 1408 to 1444
  • Schematic, 2005 Production, Series 1408 to 1444
  • Service Info Menu
  • Diagnose Info Menu
  • Driveline
  • Engine
  • Threshing
  • Grain Storage and Unload
  • Precision Farming
  • Lighting
  • E0042 Current Sense Reverser
  • E0043 Current Sense Lev Shoe
  • E0044 Current Sense Concave CL
  • E0045 Current Sense Bin Covers
  • E0046 CCM1 Battery Voltage
  • E0047 V Supply Feeder Clutch
  • E0050 Isense Feeder Clutch
  • E0052 Feeder Clutch Valve
  • E0053 Chaff Spreader Valve
  • E0059 Dual Range Valve
  • E0061 Feeder Jog Forward Valve
  • E0062 Fan Sp / Reverser Select
  • E0063 Vertical Knife L
  • E0064 Vertical Knife R
  • E0065 Backup Alarm
  • E0066 Rear Wheel Assist Valve
  • E0067 Feeder Jog Reverse Valve
  • E0068 Unload Tube Light Relay
  • E0069 Covers / Concave Cl Sel
  • E0070 Front Work Lights Relay
  • E0071 Rear Work Lights Relay
  • E0072 Side Work Lights Relay
  • E0073 Field Lights Relay
  • E0075 Leveling Shoe Motor
  • E0076 Fan Speed Motor
  • E0077 Reverser Motor
  • E0078 Concave Clearance Motor
  • E0079 Grain Bin Covers Motor
  • E0080 HHC Module
  • E0084 Voting Conflicts
  • E0085 Voting Differences
  • E0261 Lower Sieve Decrease - Rear Switch
  • E0262 Upper Sieve Decrease - Rear Switch
  • E0263 Lower Sieve Increase - Rear Switch
  • E0282 Upper Sieve Increase - Rear Switch
  • E0283 Moisture Temp Sensor
  • E0284 Moisture Sensor
  • E0285 Moisture Sensor +
  • E0287 Upper Sieve Position Sensor
  • E0288 Grain Yield Sensor
  • E0289 Spreader Plate Position Sensor
  • E0290 Lower Sieve Position Sensor
  • E0293 CCM3 5V Ref Voltage 3
  • E0294 CCM3 8V Ref Voltage
  • E0295 CCM3 5V Ref Voltage 1
  • E0296 CCM3 Keyswitch Voltage
  • E0297 Current Sense Spreader Pl
  • E0300 Current Sense Lower Sieve
  • E0301 Current Sense Upper Sieve
  • E0302 CCM3 Battery Voltage
  • E0310 Bypass Unit Engage Output
  • E0325 Upper/Lower Sieve Sel
  • E0332 Spreader Plates Motor
  • E0334 Lower Sieve Motor
  • E0335 Upper Sieve Motor
  • Fault Code Lists
  • Fault Code Charts -- (NH675 TA/AB engine)
  • Fault Code Charts -- (IVECO F2B or F3A engines)
  • E0641 RHM 5V Reference Voltage
  • E0643 MFH Position Input
  • E0645 Gear Select Input
  • E0646 CSW Feeder Reverse
  • E0647 CSW Vertical Knives Left
  • E0648 CSW Spreader Plates Right
  • E0649 CSW HHC Auto Height
  • E0650 CSW Vertical Knives Right Switch
  • E0652 CSW Throttle Increase
  • E0653 CSW HHC Compensation
  • E0654 CSW Road Mode
  • E0655 CSW Spreader Plates Left
  • E0656 CSW Throttle Decrease
  • E0657 CSW Reel Speed Set
  • E0661 CSW Reel Speed Manual
  • E0662 CSW Fan Speed Incr
  • E0663 CSW Fan Speed Decr
  • E0664 CSW Thresher Speed Inc
  • E0665 CSW Thresher Speed Decr
  • E0668 CSW Park Brake On
  • E0669 CSW Park Brake Off
  • E0670 CSW Concave Clear Decr
  • E0671 CSW Concave Clear Incr
  • E0672 CSW Upper Sieve Decr
  • E0673 CSW Upper Sieve Incr
60 105 Straw elevator chain - Removal/Installation
60 130 Upper shaft - Removal/Installation
60 120 Slip clutch - Disassembly/Assembly
60 105 Bottom shaft - Removal/Installation (with front face adjustment)
60 105 Bottom shaft - Removal/Installation (without front face adjustment)
60 108 Intermediate roll - Removal/Installation
60 165 Header drive shaft - Removal/Installation
60 165 Reversing system - Disassembly/Assembly
60 110 Cradle - Removal/Installation
60 110 Front face adjustment - Removal/Installation
60 110 Intermediate plate - Removal/Installation
Op.60 Straw elevator clutch - R./I
Op.60 Straw elevator clutch bearings - D./A1 topic
  • Configuration of functional parts
Op.66 330 Right-Hand side Drum bearing - R./I
Op.66 330 Left-Hand side Drum bearing - R./I
Op.66 330 Drum rasp bar replacement (standard or universal drum)
Op.66 330 Drum bar replacement (universal drum)3 topics
  • Types of drum concaves
  • Concave specifications
  • Setting of different types of concaves
Op.66 101 Pivot plate adjustment
Op. 66 321 Drum variator belt - R./I
Op. 66 321 Drum variator driven disks - R./I
Op. 66 321 Drum variator driven disks - D./A
Op. 66 321 Posi-torque shaft bearing - R./I
Op. 66 321 Drum variator drive disks - R./I
Op. 66 321 Drum variator drive disks - D./A
Op.72 350 Left-hand side Beater bearing - R./I
Op.72 350 Right-hand side Beater bearing - R./I
Op.72 420 Left-hand side rotary separator bearing - R./I
Op.72 420 Right-hand side rotary separator bearing - R./I
Op.72 420 Rotary separator shaft - R./I
Op.72 440 Left-hand side straw flow beater bearing - R./I
Op.72 440 Right-hand side straw flow beater bearing - R./I
Op.72 440 Straw flow beater shaft - R./I
Op.72 101 Straw walker front shaft - R./I
Op.72 101 Straw walker rear shaft - R./I
Op.72 101 Straw walker Bearings - R./I

Inside this manual

Real pages from this service manual (3,811 pages). Open the sample pages (PDF, 669 KB)

Sample pages from the New Holland CX720, CX740, CX760, CX780, CX820, CX840, CX860, CX880 Combine Service Manual: Troubleshooting, Diagram, Color page
  • Troubleshooting, page 2,279: SECTION 55 -- ELECTRICAL SYSTEMS -- CHAPTER 12
  • Diagram, page 3,164: SECTION 55 -- ELECTRICAL SYSTEMS -- CHAPTER 16
  • Color page, page 757: SECTION 35 -- HYDRAULIC SYSTEMS -- CHAPTER 2

This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 3,811 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Other editions and similar models

New Holland CX720, CX740, CX760, CX780, CX820, CX840, CX860, CX880Service Manual · 6043400100 · $429.63

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).