New Holland CR8.90, CR9.90, CR10.90 Combine Service Manual

Original price was: $1,927.11.Current price is: $89.50.

Covers: New Holland CR8.90, CR9.90, CR10.90, CX8.90, CX8.80 Combines

  • North America, Tier 4
  • CR8.90 PIN 1946 and above, CR9.90 PIN 1947 and above, CX8.90 PIN 1962 and above, CR10.90 PIN 1947 and above, CX8.80 PIN 1957 and above
  • Please contact us with serial number to verify compatibility

Type: Service Manual
Language: English
Pages: 6,241
Format: PDF
File size: 216mb
Features: Bookmarked, searchable, printable
Compatibility: Windows/Mac/Tablet/Mobile

This downloadable manual contains important information for the maintenance, troubleshooting and servicing of  NH CR8.90, CR9.90, CR10.90, CX8.90 and CX8.80 combines. In this manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly service the machine to the manufacturer’s standards. View this manual on your computer or print off pages as needed.

Engine repair manual sold separately.



  • Engine removal and installation
  • Fuel tank
  • Intake and exhaust manifolds and muffler
  • Engine cooling system
  • Rotary screen
  • Engine air compressor

Main gearbox and drive

  • Main clutch
  • Gearbox
  • Dampener


  • Mechanical transmission
  • Housing cover
  • Gearbox internal components
  • Differential

Front and rear axle systems

  • Final drive hub, steering knuckles, and shafts
  • Final drives

Hydrostatic drive

  • Transmission and steering hydrostatic control
  • Reservoir, cooler, and lines
  • Pump and motor components
  • Hydrostatic transmission
  • Rear hydrostatic transmission

Brakes and control

  • Hydraulic service brakes
  • Parking brake or lock

Hydraulic systems

  • Overview and schematics
  • Reservoir, cooler, and filters
  • Variable displacement pump
  • Pump control valves
  • Main control valve
  • Regulated/Low pressure system
  • Auxiliary hydraulic pump and lines
  • Header or attachment height system
  • Header or attachment leveling system
  • Header reverser drive
  • Stone trapping system
  • Positive Straw Discharge (PSD)
  • Chaff spreader control
  • Grain tank unload system
  • Traction variator system


  • Steering column
  • Hydraulic control components
  • Autoguidance steering

Tracks and track suspension

  • Track rollers
  • Track frame and driving wheels
  • Track tension units
  • Tracks

Climate control

  • Heating
  • Ventilation
  • Air conditioning

Electrical system

  • Technical data and schematics
  • Harnesses and connectors
  • Engine starting system
  • Alternator
  • SCR electrical system
  • Electronic modules
  • Gearbox electric system
  • Hydrostatic drive control system
  • Cab controls
  • HVAC controls
  • HVAC control system
  • Header height control
  • Threshing electrical control
  • Harvest material flow control system
  • Residue handling control
  • Precision farming system
  • GPS
  • Autopilot/Autoguidance
  • Wiper and washer system
  • External lighting
  • External lighting switches and relays
  • Cab lighting
  • Warning indicators, alarms, and instruments


  • Belt feeding

Product feeding

  • Floating roll, feed chain, and drive
  • Feeder housing
  • Feeder drive system
  • Feeder reverse system
  • Stone trapping system
  • Rotor


  • Technical data
  • Threshing mechanism drive system
  • Rotor
  • Drum/Rotor housing
  • Drum/Rotor variator with electrical control
  • Concave
  • Concave conveyor plate
  • Concave control system


  • Discharge beater
  • Beater
  • Rotary separator
  • Straw-flow beater
  • Straw walker drive system
  • Straw walkers and shafts

Residue handling

  • Positive Straw Discharge (PSD)
  • Straw chopper
  • Straw chopper drive system
  • Straw chopper frame
  • Chaff spreader
  • Opti-Spread system Cleaning


  • Cleaning drive systems
  • Grain pan
  • Upper shaker shoe
  • Lower shaker shoe
  • Clean grain and return cross auger housing
  • Fan housing
  • Fan drive system
  • Tailings return system

Crop storage/unloading

  • Clean grain elevator
  • Grain tank
  • Grain tank unload drive system
  • Grain tank unload

Platform, cab and bodywork

  • Cab doors and hatches
  • Operator platform less cab
  • Protections and footboards
  • Pneumatically-adjusted operator seat
  • Machine shields and guards


CX8.80 TIER 4B [S/N 1957 – ] North America
CX8.90 TIER 4A [S/N 1962 – ] North America
CR10.90 TIER 4B [S/N 1947 – ] North America
CR8.90 TIER4A [S/N 1946 – ] North America
CR9.90 TIER 4A [S/N 1947 – ] North America

Please note this manual is in downloadable PDF format only. If you have any questions about this product or would like to request sample pages, please contact us and reference the product name or SKU.

SKU: NH-CR990NA-SM Category: Tag: