John Deere 544G, 544G LL and 544G TC Loaders, 624G Loader, 644G Loader Operators Manual (OMT159816)

John Deere 544G, 544G LL, 544G TC, 624G, 644G Loaders Operators Manual (OMT159816-G6)

This official operator's manual delivers essential operation procedures, safety guidelines, and routine maintenance instructions for John Deere 544G, 544G LL, 544G TC, 624G, and 644G loaders. Covering everything from daily checks and control usage to full maintenance schedules and troubleshooting systems, this manual is an invaluable guide for both new and experienced operators ensuring reliable and safe machine performance.

Model Covers:

John Deere 544G, 544G LL, 544G TC Loaders
John Deere 624G Loader
John Deere 644G Loader

(Serial No. 557739-)

File Format: PDF

Size: 3.41 MB

No. of pages: 336

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Included Sections:

Safety and Operating Controls

• Understanding safety signs, seat belts, and emergency protocols
• Operator station controls, digital displays, and indicator functions
• Cold weather start-up procedures and booster battery usage

Engine and System Operation

• Pre-start inspections and engine warm-up guidance
• Driving techniques, shifting, and neutral lockout operations
• Loader boom, bucket, quick coupler, and steering functions

Routine Maintenance

• Daily to 3000-hour maintenance checklists and service intervals
• Oil, coolant, air, and fuel system checks and filter replacements
• Drive train lubrication and belt tension inspections

Diagnostics and Troubleshooting

• Comprehensive troubleshooting charts for engine, hydraulics, and brakes
• Electrical system faults, driveline checks, and A/C diagnostics
• Operational checkout procedures including pressure and leakage tests

Specifications and Storage

• Machine specs, drain/fill capacities, and torque values
• Storage procedures and monthly checklists
• Machine and component serial number recording

This John Deere Operator’s Manual is a must-have resource for anyone operating or maintaining the 544G, 624G, or 644G series loaders, offering comprehensive operational insight, structured maintenance schedules, and in-depth diagnostics.