Case 4 390 4T390 4TA 390 Engine Workshop Service Repair Manual

If you service or repair the Case 4 390 4T390 4TA 390 Engine, this manual puts the repair steps, adjustment values and system information in a single file you can keep on a laptop, tablet or phone at the workbench.

What's inside

• Safety
• General engine specifications
• Engine mechanical (cylinder head, block, crankshaft, pistons)
• Fuel injection system
• Cooling system
• Lubrication system
• Electrical / starting and charging
• Turbocharger (where equipped)
• Troubleshooting
• Standard torque specifications

Models covered

• 4-390
• 4T-390
• 4TA-390

User help

1. Check the fit first. Compare your model and serial number with the coverage shown above. If you are unsure, message us with those details before ordering and we will help you confirm.
2. Get the file. This is a digital PDF download. Nothing is shipped, so you can start using it as soon as you have the file.
3. Read it on any device. The file opens in standard PDF readers on Windows, Mac, Android and iOS. Keep a backup copy so you always have it.
4. Find things quickly. Use the contents pages and your reader's search (Ctrl+F or Cmd+F) to jump to a component, fault code or specification. Print only the pages you need for the workshop.
5. Work step by step. Read the safety notes for a procedure before you start, follow the stated torque values and sequences, and use the specification and test sections to confirm a fault before replacing parts.
6. Stay safe. Repairs on engines, hydraulics, fuel and electrical systems can be dangerous. Follow the safety instructions in the document, use proper tools and support equipment, and follow local regulations.

CASE and all model names are trademarks of their respective owners and are used here only to identify compatibility. This store is an independent seller and is not affiliated with or endorsed by CASE. For informational and maintenance use.