John Deere 450J, 550J, 650J Crawler Dozer Operator's Manual OMT204685

John Deere operator's manual OMT204685 for the 450J, 550J and 650J crawler dozers, up to serial 159986.

These run the John Deere 4045 engine, naturally aspirated on the 450J-LT at 52 kW (70 hp) and turbocharged on the bigger models up to 67 kW (90 hp).

Compatibility and quick facts

• Make: John Deere
• Models: 450J, 550J, 650J
• Book code: OMT204685
• Serial range: Up to 159986 (changes noted at 141179 and 150491)
• Engines: John Deere 4045D and 4045T
• Edition: Issue F3
• Manual type: Operator's manual
• Language: English
• Length: 220 pages
• Format: PDF, download link right after checkout

What is inside

• Safety and decals
• Controls, monitor and hydrostatic drive
• Operating the blade, ripper and winch
• Transporting the machine
• Service intervals, fluids and capacities
• Track adjustment
• Troubleshooting and specs for every model

Good to know before you buy

An operator's manual is for running and looking after the machine: controls, daily checks, service intervals, fluids and simple fault finding. It does not cover strip-down or overhaul.

Common questions

Does it cover the LT, XLT and LGP versions?
Yes, specs are given for each version.

Is there a section on track sag?
Yes, with the adjustment steps.