Part of the Case Repair Manuals.
Need the factory specs for your Case tractor? This 76-page Case 770, 870, 970, 1070, 1090, 1170, 1175 shop manual PDF breaks down every front axle, power shift clutch, and brake assembly. Inside, you get full electrical wiring diagrams, complete hydraulic system schematics, and step-by-step troubleshooting procedures to track down stubborn faults. Open up page after page of engine teardown instructions, independent power take-off overhauls, and differential rebuilding guides. Confirm your master cylinder bore to piston clearance does not exceed 0.007 inches, and tighten the power brake pedal linkage shoulder bolts to exactly 85-95 ft.-lbs. Every hour in the shop costs money, so get the factory answer on the first try. Download the bookmarked file, pull it up on your phone or tablet, and get your tractor back to the field.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| Tractor Manual | 1-3 | |
| Condensed Service Data | 4 | General, Tune-Up, Liquid Capacities |
| Front System | 5-13 | Dual Wheel Tricycle, Adjustable Axle and Support, Tie Rods and Toe-In, Power Steering System, Lubrication and Bleeding, Trouble Shooting |
| Engine | 14-22 | Cylinder Heads, Camshaft, Connecting Rods & Bearings, Crankshaft & Bearings, Pistons, Rings & Sleeves, Flywheel |
| Diesel Turbocharger | 23 | Operation, Testing, Remove and Reinstall |
| Gasoline Fuel System | 24-28 | Carburetor, Adjustment, Overhaul |
| Gasoline Engine Governor | 29 | |
| Cooling System | 30-34 | |
| Engine Clutch | 35-37 | Adjustment, Overhaul, All Models with Mechanical Shift, Models 770-870, Model 970, Models 1070-1090-1170-1175 |
| Power Shift Clutch | 38-45 | Operation, Adjustment, Overhaul, Power Train, Control System, Linkage Adjustment |
| Transmission | 46-50 | Platform and Fenders, Top Cover Unit, Shift Rails and Forks, Range Drive Shaft, Reverse Idler Shaft, Countershaft (Bevel Pinion Shaft) |
| Differential and Final Drive | 51-56 | Differential and Main Drive Bevel Ring Gear, Final Drive Units, Remove and Reinstall, Overhaul, Series 1170-1175, Series 970-1070 and 1175 Prior to Serial No. 8715247 |
| Brakes | 57-63 | Master Cylinder, Brake Unit, Parking Brake |
| Independent Power Take-Off | 64-67 | Operation, Testing and Adjustment, Ipto Housing, Ipto Clutch Removal, Overhaul Clutch, Bearing Carrier and Reduction Gears |
| Hydraulic System | 68-76 | Operation, Testing, Hydraulic Pump, Dual Remote Valve, Draft-O-Matic Valve, Rockshaft and Linkage |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Master cylinder bore to piston clearance | not exceed 0.007 | p. 58 |
| Power brake pedal linkage shoulder bolt torque | 85-95 ft.-lbs. | p. 60 |
| Safety filter element replacement interval | once a year or after 1000 hours service | p. 23 |
| Steering column outer jam nuts torque | 30-35 ft.-lbs. | p. 10 |
| Injector Nozzle Opening Pressure | 3150-3250 psi | p. 28 |
| Engine to Clutch Housing 3/4-inch Nuts Torque | 300-325 ft.-lbs. | p. 35 |
| Models 1090 and 1170 | ||
| Steering arm cap screws torque (bushing type) | 250-300 ft.-lbs. | p. 5 |
| Series 770, 870, 970, 1070 and 1175 | ||
| Steering arm retaining cap screw torque (needle bearing type) | 250-300 ft.-lbs. | p. 5 |
| Model 1175 | ||
| Manual steering pump cap screws torque | 18-22 ft.-lbs. | p. 8 |
| All Models Except 1175 | ||
| Stator and rotor thickness | equal within 0.002 | p. 8 |
| turbocharged models | ||
| Air intake system filter element replacement interval (turbocharged models) | after 4 washings | p. 23 |
| rigid models | ||
| Steering column locking cap screw torque (rigid models) | 85-95 ft.-lbs. | p. 10 |
