Part of the Case Operator Manuals.
Need the factory operating procedures for your Case 340, 460, 560, or 660 Diesel Tractor? This 72-page Case 340 Operator Manual PDF (OEM #1014230R7) covers every variant: Farmall, International Utility, and Industrial configurations. You get wiring diagrams for the electrical system and glow plug circuit, hydraulic schematics for the Hydra-Touch valve system, and a lubrication table covering crankcase, transmission, differential Case, and axle housing fill points. Open to sections on cooling system service, fuel system procedures from tank to injection pump, independent PTO clutch adjustment, and a Trouble Shooting section covering hard-start and electrical faults. Dial in the PTO clutch at 60 degrees for the locking position; confirm engine clutch release bearing clearance at 1/8 inch on the 340 and 460 series. No manual means guessing. Bookmarked and keyword-searchable, bring this PDF to the shop floor and work from the actual spec.
What's Inside This Case 340–660 Diesel Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Lubrication Table | 6-7 | Engine Crankcase, Air Cleaner Oil Cup, Steering Gear Housing, Transmission and Differential Case, Rear Axle Housing, Belt Pulley Housing |
| Crankcase Breather and Oil Filter | 8-10 | Breather Pipe, Crimped Aluminum Element, Filter Case Bolt, Filter Element, Bypass Valve Assembly, Drain Plug |
| Greasing the Front Wheels | 11 | Disc-Type Front Wheels, Tapered Roller Bearings, Felt and Leather Seals, Dirt Deflector, Hub Bolts, Hub Cap |
| Periodic Inspections | 12-13 | - |
| Cooling System | 14-17 | Crankcase Water Drain Cock, Radiator Drain Pipe Cap, Radiator Filler Cap, Thermostat, Radiator Fins, Fan Belt |
| Fuel System | 18-25 | Fuel Tank, Fuel Strainer, Water Trap, Fuel Filter, Injection Pump, Injection Pump Governor |
| Air Cleaning System | 26 | Oil-Type Air Cleaner, Air Intake Cap, Screen, Oil Cup, Flexible Rubber Hose Connections, Pre-Cleaner |
| Glow Plugs | 27 | Spade Lug Connections, Glow Plug Meter, Glow Plug Switch, Batteries, Cranking Motor Solenoid |
| Starting and Lighting Equipment | 28 | Polarizing the Generator, Generator Belt Tension, Cleaning the Generator Commutator, Cranking Motor, Cleaning the Cranking Motor Commutator, Cranking Motor Lubrication |
| Storage Battery | 29-31 | Cleaning and Servicing the Battery, Specific Gravity, Liquid Level, Battery Voltage, Battery Charging, Ground Strap |
| Minor Engine Service Operations | 32 | Cylinder Head Gasket, Crankshaft Bearings, Pistons, Rings |
| Valve Clearance Adjustment | 33 | Adjusting Screw, Lock Nut, Valve Lever, Valve Stem, Feeler Gauge |
| Tachometer Drive Unit | 34 | Tachometer Flexible Drive Shaft, Tachometer Drive Gear, Tachometer Connection Housing, Oil Pump Shaft Support Housing, Voltage Regulator Mounting Bracket, Battery Cable |
| Brakes | 35-37 | Brake Pedal Lock Rod, Brake Pedal Latch, Brake Lock Lever, Brake Adjustment, Double-Disc Brake, Actuating Discs |
| Hydra-Touch System | 49-52 | Level Screw, Drain Plug, Filler Cover, Fluid Filter, Hydra-Touch Valves, Air in the System |
| Power Steering | 53 | Power Steering Cylinder, Valve Spool Adjustment, Drag Link, Power Assist Cylinder |
| Independent Power Take-Off | 54-61 | Band Adjustment, Filler Cap, Breather Cap, Clutch Adjustment, Adjusting Spider, Anti-Creep Adjustment |
| Belt Pulley Housing Beather or Vent Plug | 62 | Breather Cap, Vent Plug, Filler Plug, Level Plug, Drain Plug |
| Storing and Housing Your Tractor | 62 | Lubrication, Tires, Engine Oil, Fuel Tank, Nozzle Bodies, Batteries |
| Starting Engines That Have Been in Storage | 63 | Valve Operating Mechanism, Lubricating Oil, Air Cleaner, Cooling System, Batteries, Fuel System |
| Trouble Shooting | 64-67 | Hard to Start |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Farmall 340 Diesel, International 340 Diesel Utility, 340 Diesel Industrial, 460 Diesel Utility Series, 460 Diesel Industrial Tractors | ||
| Engine Clutch Release Bearing Clearance | 1/8 inch | p. 38 |
| Torque Amplifier Clutch Release Bearing Clearance | 3/16 inch | p. 38 |
| All Models | ||
| Independent Power Take-Off Clutch Adjustment Locking Position Rotation | 60 degrees | p. 57 |
| Farmall 340 Diesel, International 340 Diesel Utility, 340 Diesel Industrial, 460 Diesel Utility Series, 460 Diesel Industrial Tractor | ||
| Anti-Creep Adjustment (Control Rod Clevis Dimension) | 1/16-inch | p. 60 |
Case 340–660 Diesel Common Problems This Manual Covers
Farmall 340 Diesel transmission grinds during gear changes and engine clutch slips under heavy load p. 38
Check the clutch linkage for excessive play. Adjust the mechanism to maintain exactly 1/8 inch clearance between the engine clutch release bearing and the engine clutch release levers. Verify the adjustment matches the specifications on page 38 before starting the tractor.
Manual Section: UntitledIndependent power take-off fails to engage smoothly or slips when running heavy implements p. 57
Turn the adjusting spider to tighten the clutch. Ensure each locking position requires approximately 60 degrees of output shaft rotation as specified on page 57. Verify the breather cap is clean and secure before operating the power take-off under load.
Manual Section: Independent Power Take-OffTractor creeps forward while parked on level ground with the transmission engaged in neutral p. 60
Inspect the anti-creep linkage for binding or loose components. Adjust the control rod clevis to obtain a 1/16-inch dimension from the front edge of the pawl to the quadrant. Review page 60 for proper linkage alignment and test the neutral position.
Manual Section: Independent Power Take-OffTorque amplifier engages harshly or slips completely when pulling ground engagement tools p. 38
Inspect the release levers for bending or excessive wear. Adjust the linkage to keep a 3/16 inch clearance between the torque amplifier clutch release bearing and the levers. Refer to page 38 to ensure proper bearing alignment before field operation.
Manual Section: UntitledFrequently Asked Questions
How to reset the oil filter on a Farmall 340 Diesel tractor?
To service the oil filter on a Farmall 340 Diesel tractor, stop the engine and drain the crankcase oil. Remove the 1/8-inch square head pipe plug from the filter base to ensure complete drainage. Unscrew the filter case bolt, remove the old element, and clean the components with a solvent. Install a new filter element, ensuring all gaskets are in good condition, then refill the crankcase with new oil and check for leaks.
What are the torque specs for the engine bolts on International 340 Diesel Utility?
The cylinder head bolts on the International 340 Diesel Utility should be tightened to a torque of 110 to 120 foot-pounds. This check is necessary after the first 50 hours of engine operation for a new tractor and again after 50 hours if a new cylinder head gasket has been installed.
How to reset hydraulic system on Farmall 340 industrial
To prepare the hydraulic system on a Farmall 340 industrial tractor, start the engine and run it at a moderate idle speed. With the filler plug or cover removed, move the control handle(s) back and forth ten or twelve times through their full range of travel to free trapped air. Then, with the piston retracted, add clean IH Hy-Tran Fluid to the proper level.
How do you fix farmall 340 Diesel transmission grinds during gear changes and engine clutch slips under heavy load?
Check the clutch linkage for excessive play. Adjust the mechanism to maintain exactly 1/8 inch clearance between the engine clutch release bearing and the engine clutch release levers. Verify the adjustment matches the specifications on page 38 before starting the tractor.
What do I get after purchasing this Case 340 & variants manual?
Immediate download of the complete 72-page searchable Operator Manual. Access it on any device, from a laptop at your desk to a phone in the field.
Can I print specific sections of this Case 340 & variants Operator Manual?
No restrictions at all. Print individual pages, full chapters, or the entire manual. The PDF is completely unlocked.
Does this Case 340 & variants Operator Manual have electrical diagrams?
Included. The Case 340 & variants Operator Manual provides a wiring diagram for the electrical system.


















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