John Deere JD401B Tractor and Loader Service Manual

John Deere JD401B Tractor and Loader Service Manual

This is the John Deere JD401B Tractor and Loader Service Manual, as a PDF. It runs to 500 pages in 8 parts.

It covers the John Deere JD401B backhoe loader. It is John Deere's own service manual, the documentation the dealer workshops repair these machines with.

About the John Deere JD401B backhoe loader

Backhoe loaders do a bit of everything, and so does their service work: engine, transmission and axles, plus the loader and backhoe hydraulics. The factory manual keeps the specifications for all of it in one place.

What is inside

Its chapters cover the engine, the transmission and drivetrain, the hydraulic system and the electrical system. The largest sections are System Testing (134 pages), Hydraulic System (88 pages) and Engine (80 pages).

• Introduction (7 pages)
• General Information (34 pages)
• Engine (80 pages)
• Electrical System (56 pages)
• Power Train (58 pages)
• Hydraulic System (88 pages)
• Miscellaneous Components (32 pages)
• System Testing (134 pages)

What you can do with it

• Find the cause of a fault before replacing parts
• Remove, overhaul and refit major components
• Set pressures, clearances and adjustments to the factory values
• Use the right torque values and tightening sequences
• Read the wiring and hydraulic diagrams when tracing a problem

Who it is for

Farmers who repair their own equipment, farm workshops, independent agricultural mechanics and dealers.

Make sure it is your machine

Check the model and serial number on your machine before ordering. Some manuals only cover a range of serial numbers.

Questions about this manual

Which machines does this manual cover?
The John Deere JD401B. If your machine has a different model number, look for the manual for that model.

Is it the original manufacturer manual?
Yes. It is John Deere's own service manual, not a third-party reprint or a summary.

How many pages does it have?
500 pages, in 8 parts listed above.

How do I receive it?
It is a PDF. After payment it is available to download from your account, and you can read it on a computer, tablet or phone or print the pages you need. No printed book is shipped.