New Holland CR8.90, CR9.90, CX8.90 Tier 4A, CR10.90, CX8.80 Tier 4B Combine Service Manual
6,241 pages · Publication 47956065
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- Models
- CR8.90, CR9.90, CX8.90 Tier 4A, CR10.90, CX8.80 Tier 4B
- Serial coverage
- 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
- Manual type
- Service Manual
- Pages
- 6,241
- Publication
- 47956065
- Condition
- Brand new

What's inside
From the manual's own table of contents: 64 sections, 130 entries. See sample pages (PDF, 821 KB)
Engine7 topics
- Engine and crankcase
- Fuel tanks
- Intake and exhaust manifolds and muffler
- Selective Catalytic Reduction (SCR) exhaust treatment
- Engine cooling system
- Rotary screen
- Engine air compressor
Transmission4 topics
- Mechanical transmission
- Mechanical transmission external controls
- Gearbox internal components
- Differential
Front axle system2 topics
- Final drive hub, steering knuckles, and shafts
- Final drives
Hydrostatic drive4 topics
- Transmission and steering hydrostatic control
- Reservoir, cooler, and lines
- Pump and motor components
- Hydrostatic transmission
Show all 64 sections
Track tension units1 topic
- Tracks
Cab climate control3 topics
- Heating
- Ventilation
- Air conditioning
Electrical systems22 topics
- Electrical system
- Harnesses and connectors
- Engine starting system
- Alternator
- Selective Catalytic Reduction (SCR) electrical system
- Electronic modules
- Gearbox electric system
- Hydrostatic drive control system
- Cab controls
- Cab Heating, Ventilation, and Air-Conditioning (HVAC) controls
- Heating, Ventilation, and Air-Conditioning (HVAC) control system
- Header height control
- Threshing electrical control
- Straw walker variator
- Harvest material flow control system
- Residue handling control
- Precision farming system
- Global Positioning System (GPS)
- Autopilot/Autoguidance
- Wiper and washer system
- External lighting
- External lighting switches and relays
Straw walker drive system1 topic
- Straw walkers and shafts
Residue handling6 topics
- Positive Straw Discharge (PSD)
- Straw chopper
- Straw chopper drive system
- Straw chopper frame
- Chaff spreader
- Opti-Spread™system
Cleaning8 topics
- 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 / Unloading4 topics
- Clean grain elevator
- Grain tank
- Grain tank unload drive system
- Grain tank unload
Platform, cab, bodywork, and decals4 topics
- Cab doors and hatches
- Operator platform less cab
- Protections and footboards
- Pneumatically-adjusted operator seat
Inside this manual
Real pages from this service manual (6,241 pages). Open the sample pages (PDF, 820 KB)
- Specifications, page 1,404: Electrical systems - Harnesses and connectors
- Troubleshooting, page 3,708: E0125-03- Jammer Valve - Shorted to high source
- Diagram, page 4,956: Suspension Tracks (ST) harness
- Color page, page 755: Hydraulic systems - Variable displacement pump
- Color page, page 447: Hydrostatic drive - Transmission and steering hydrostatic control
- Foldout diagram (color), page 1,442: Electrical systems - Harnesses and connectors
This is a service manual
Here's how it compares to the other manual types.
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, 6,241 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
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).