Part of the New Holland Repair Manuals.
Keep a CR7.90 or CR8.90 Rotary Combine cutting with New Holland service manual 48040948. This is the English edition CNH Industrial Latin America printed in December 2017. It covers Brazilian CR7.90 units from PIN JJAY7090VDG118504, Argentine CR7.90 units and Brazilian CR8.90 units from PIN JHFY8090EFJ405949.
The book gives the hydrostatic system maximum of 450 bar (6525 psi), the front engine mounting nut torque of 217 Nm (160.1 lb ft) and the other figures you need at the bench.
It runs from the main gearbox and feeder through the rotor, cleaning shoe and unloading auger. It includes hydraulic and electrical schematics and fault codes, but not engine overhaul. Check your PIN against the printed starts before you order.
What's Inside This New Holland CR7.90, CR8.90 Manual
| System | Pages | Key Topics |
|---|---|---|
| Introduction, Safety and Specifications | 1-70 | Applicability, International Symbols, Safety Rules, Product Identification, Lubricant Capacities, General Specifications |
| Engine | 71-200 | Engine Removal and Installation, SCR Exhaust Treatment, Cooling System, Fan Drive, Aftercooler, Rotary Screen, Engine Lubrication, Air Compressor |
| Main Gearbox and Drive | 201-280 | Main Clutch Packs, Unload Clutch, Gearbox Bearings and Races, Gearbox Removal, Disassembly and Assembly, Oil Filling |
| Transmission | 281-376 | Mechanical Transmission, External Controls, Drive Shaft, Driven Shaft, Gearbox Internal Components, Differential |
| Front Axle | 377-464 | Powered Front Axle, Final Drive Hubs, Steering Knuckles and Shafts, Heavy-Duty and Planetary Final Drives |
| Rear Axle | 465-490 | Powered Guide Axle, Two-Speed Power Guide Axle, Electrical Description, Axle Height Adjustment |
| Hydrostatic Drive | 491-608 | Transmission and Steering Control, Ground Speed Potentiometer Testing, Reservoir and Lines, Pump and Motor, Hydrostatic Pressure Testing, Rear Hydrostatic Transmission |
| Brakes and Controls | 609-652 | Hydraulic Service Brakes, Brake Calipers, Parking Brake, Brake Removal and Installation |
| Hydraulic Systems | 653-924 | Hydraulic Schema, Reservoir and Filters, Variable Displacement Pump, Main Control Valve, Header Height and Tilt, Reel Control, Chaff Spreader, Grain Tank Unload |
| Steering | 925-972 | Steering Control, Hydraulic Control Components, Steering Pump, Steering Cylinders, Autoguidance Steering |
| Wheels | 973-990 | Wheel Bolt Repair Kit, Broken Wheel Bolts, Drilling Guides, Thread Cutting, Threaded Inserts |
| Tracks and Track Suspension | 991-1174 | Track Frame, Driving Wheels, Tracks, Track Tension Units, Track Rollers, Pivot Seals |
| Cab Climate Control | 1175-1320 | Heating, Ventilation, Air Conditioning, Compressor, Pressure Testing, Refrigerant, Troubleshooting |
| Electrical Testing, Harnesses and Connectors | 1321-1895 | Circuit Testing Methods, Electrical Schematic Sheets, Harnesses, Connectors, Component Diagrams, Voltage Sources, Fuse and Relay Box Testing |
| Engine, Drive and Cab Electrical Controls | 1896-2015 | Engine and SCR Controls, Starting and Battery, Electronic Modules, Gearbox and Hydrostatic Controls, Brake Controls, Hydraulic Controls, HVAC Controls |
| Harvesting Electrical Controls | 2016-2145 | Cab Harvesting Controls, Header Height and Leveling, Feeding and Threshing Controls, Cleaning Controls, Material Flow, Precision Farming, Lighting, Instruments |
| Fault Codes | 2146-3472 | Ccm, Rhm, DCU and ECU Fault Codes, Fault Causes, Diagnostic Solutions, Fault Code Index |
| Product Feeding | 3473-3606 | Floating Roll, Feed Chain, Feeder Housing, Feeder Shafts, Feeder Drive, Stone Trapping System |
| Threshing | 3607-3818 | Threshing Torque and Speeds, Mechanism Drive, Rotor, Rotor Housing, Rotor Variator, Concaves, Concave Control |
| Separation | 3819-3918 | Beater, Discharge Beater, Rotary Separator, Straw Walkers and Shafts, Straw Walker Drive |
| Residue Handling | 3919-4024 | Positive Straw Discharge, Straw Chopper, Chopper Drive, Chaff Spreader, Opti-Spread |
| Cleaning | 4025-4284 | Self-Leveling Frame, Cleaning Drives, Grain Pan, Upper and Lower Shaker Shoe, Fan Housing, Fan Drive Flow Tests, Tailings Return |
| Crop Storage and Unloading | 4285-4444 | Clean Grain Elevator, Elevator Clutch Torque Checks, Grain Tank, Unload Drive, Unloading Augers, Horizontal Unloading Tube |
| Platform, Cab, Bodywork and Special Tools | 4445-4545 | Cab, Cab Interior, Protections and Footboards, Operator Seat, Shields and Guards, Special Tool Index |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Engine rated speed | 2100 RPM | p. 64 |
| Engine low idle speed | 1000 RPM | p. 64 |
| Engine high idle speed | 2100 RPM | p. 64 |
| Battery | 2 x 12 V- 92 A·h | p. 64 |
| Alternator | 190 A 12 V | p. 64 |
| Transmission | 4 speed hydrostatic | p. 65 |
| Hydraulic system maximum pressure | 210 bar (3046 psi) | p. 64 |
| Steering valve maximum pressure | 185 bar (2683 psi) | p. 64 |
| Hydrostatic system maximum pressure | 450 bar (6525 psi) | p. 64 |
| Cleaning fan speed | 210 - 1100 RPM | p. 63 |
| Discharge beater speed | 800 RPM | p. 62 |
| Unloading drive gearbox oil | 0.6 l (0.16 US gal) | p. 63 |
| Unloading tube length | 5.5 m (18 ft) | p. 63 |
| Unloading tube length with 6 ft extension | 7.3 m (24 ft) | p. 63 |
| Drive tire option | 800/65R32 172A8 R1W / 900/60R32 176A8 R1W | p. 57 |
| Front engine mounting nuts torque | 217 Nm (160.1 lb ft) | p. 75 |
| Engine to gearbox cap screws torque | 41 - 51 Nm (30.2 - 37.6 lb ft) | p. 75 |
