All 84 pages of this Case IH Farmall 55C, 65C, and 75C Service Manual (OEM #84419878A1) cover the 2011 tractor's seven core systems: front axle mechanical transmission, steering, brakes, hydraulics, cab HVAC, axles and wheels, and platform. You get full hydraulic schematics showing fluid routing through the three-point lift distributor and draft sensing unit, a troubleshooting section for every system from brakes to steering, and exploded-view diagrams for front epicyclic final drive overhaul, stub axle rebuild, and lift arm control shaft disassembly. Torque tables run through every assembly covered. Set your pressure regulating valve to 190–195 bar, check brake disk thickness at 4.7–4.8 mm, and torque the M12x1.25 gearbox-to-lift bolts to 117–129 Nm before closing up. Dealer wants a week; you need the number now. Bookmarked by system, searchable by keyword; pull it up on your tablet and start wrenching.
What's Inside This Case IH FARMALL 55C, FARMALL 65C, FARMALL 75C Manual
| System | Pages | Key Topics |
|---|---|---|
| General Guidelines | 3 | Safety Regulations, Tractor Refuelling |
| Front Axle Mechanical Transmission | 4 | Front Mechanical Transmission, Specifications, Tightening Torques, Tools, Sections, Removal-Installation Front Axle, Front Axle Disassembly - Assembly |
| Steering | 5 | Specifications, Tightening Torques, Tools, Sections, Description and Operation, View of Hydrostatic Steering Distributor Components, Troubleshooting |
| Cab HVAC System | 6-8 | Safety Regulations, Main Data, Tools, Operating Principles, Conditioning System Components, Cab Controls, Testing Operation and Cooling, Air Conditioning System Maintenance |
| Brakes | 9-14 | Main Data, Torque Settings, Sections, Special Tools, Description and Operation, Troubleshooting, Right or Left-Hand Brake. Removal - Installation |
| Hydraulic Systems | 15-46 | Main Data, Torque Settings, Special Tools, Sections, Troubleshooting, Description and Operation, Lift Internal Controls. Disassembly - Assembly |
| Axles and Wheels | 47-68 | Main Data, Sections, Torque Settings, Special Tools, Troubleshooting, Front Axle Hub. Disassembly-Assembly, Front Axle. Removal - Installation, Stub Axle. Overhaul |
| Platform, Cab, Bodywork | 69-84 | Platform, Platform Assembly Removal-Installation, Removal, Installation |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Pressure regulating valve setting | 190 ÷ 195 bar | p. 16 |
| Cylinder safety valve setting | 220 ÷ 225 bar | p. 16 |
| Service Brake Disk Thickness | 4.7 ÷ 4.8 mm | p. 9 |
| Hydraulic Pump Working Pressure | 17.6 bar (18 kg/cm²) | p. 10 |
| Transmission Gearbox/Lift Retaining Bolts (M12X1.25) Torque | 117 ÷ 129 Nm | p. 16 |
| Lift Casing/Hydraulic Cylinder Retaining Bolts (M12X1.25) Torque | 98 ÷ 127 Nm | p. 16 |
| Engine Speed to Pump Speed Ratio | 1:1.08 | p. 43 |
| Front Axle Camber Angle | 2° (approx. 15 mm for 16" rims) | p. 47 |
| Front Axle Toe-in | 0 ÷ 5 mm | p. 47 |
| Axle Pivot Pin Retaining Bolt (C1) Torque | 49 Nm | p. 50 |
| Stub Head Locknut (C8) Torque | 102 ÷ 123.5 Nm | p. 51 |
Case IH FARMALL 55C, FARMALL 65C, FARMALL 75C Common Problems This Manual Covers
Case IH Farmall 55C, 65C, 75C tractor hydraulic system gradual loss of power and slow lifting. p. 20
Inspect the hydraulic filter and test the pressure regulating valve setting to ensure it reads 190 ÷ 195 bar. Review the troubleshooting procedures on page 20 to diagnose load support failure. Retorque the transmission gearbox and lift retaining bolts to 117 ÷ 129 Nm as detailed on page 16.
Manual Section: Hydraulic SystemsAbnormal front tyre wear and poor tractor stability during high speed road transport. p. 47
Measure the front axle camber angle to confirm it sits at 2° or approximately 15 mm for 16" rims as listed on page 47. Check the toe-in dimension and adjust to 0 ÷ 5 mm. Torque the axle pivot pin retaining bolt to 49 Nm using page 50 guidelines.
Manual Section: Axles and WheelsService brakes slipping under heavy loads and requiring extended stopping distances on steep grades. p. 9
Disassemble the brake units and measure the service brake disk thickness to verify it meets the 4.7 ÷ 4.8 mm specification shown on page 9. Test the hydraulic pump working pressure to ensure it reaches 17.6 bar as detailed on page 10 before reassembling the components.
Manual Section: BrakesFrequently Asked Questions
How do you fix case IH Farmall 55C, 65C, 75C tractor hydraulic system gradual loss of power and slow lifting?
Inspect the hydraulic filter and test the pressure regulating valve setting to ensure it reads 190 ÷ 195 bar. Review the troubleshooting procedures on page 20 to diagnose load support failure. Retorque the transmission gearbox and lift retaining bolts to 117 ÷ 129 Nm as detailed on page 16.
How do you fix abnormal front tyre wear and poor tractor stability during high speed road transport?
Measure the front axle camber angle to confirm it sits at 2° or approximately 15 mm for 16" rims as listed on page 47. Check the toe-in dimension and adjust to 0 ÷ 5 mm. Torque the axle pivot pin retaining bolt to 49 Nm using page 50 guidelines.
How do you fix service brakes slipping under heavy loads and requiring extended stopping distances on steep grades?
Disassemble the brake units and measure the service brake disk thickness to verify it meets the 4.7 ÷ 4.8 mm specification shown on page 9. Test the hydraulic pump working pressure to ensure it reaches 17.6 bar as detailed on page 10 before reassembling the components.
What do I get after purchasing this Case IH Farmall 55C, 65C, 75C manual?
A 84-page Service Manual in searchable PDF format, available the moment you complete checkout. View on computer, tablet, or phone, with no shipping wait.
Is this Case IH Farmall 55C, 65C, 75C Service Manual printable?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
Are hydraulic system diagrams in this Case IH Farmall 55C, 65C, 75C manual?
Yes. The manual includes hydraulic circuit diagrams, system schematics, and component specifications with pressure ratings.
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