John Deere 644H Loader Operators Manual (OMT195362)

John Deere 644H Loader (S.N. 585561—) Operator's Manual (OMT195362 L2)

This official operator's manual delivers all essential instructions for the proper use, routine checks, and basic troubleshooting of the John Deere 644H Loader. It includes vital safety guidelines, operational best practices, detailed walkthroughs of the monitor and control systems, and recommended maintenance intervals, making it indispensable for machine operators and equipment owners.

Model Covers:

John Deere 644H Loader

(S.N. 585561—)

File Format: PDF

Size: 5.86 MB

No. of pages: 240

Language: English

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

📑 Included Sections:

Safety Guidelines

• General and operational precautions for loader safety
• Seat belt use, rollover protection system (ROPS) inspection
• Welding, chemical handling, and fire prevention

Operator’s Station and Controls

• Deluxe monitor panel functions and user diagnostics menu
• Steering wheel, seat, and display adjustments
• Console switches and control lever operations

Operating Procedures

• Pre-operation inspections and cold weather starting
• Transmission and hydraulic control usage
• Loader attachments and kickout adjustments

Maintenance Intervals and Procedures

• Daily and periodic fluid checks, greasing points, and filter replacements
• Detailed service intervals: 10h, 100h, 250h, 500h, 1000h, 3000h, etc.
• Fuel system bleeding, air filter service, and coolant handling

Troubleshooting and Diagnostics

• Diagnostic trouble code reference and clearing process
• Problem-solving for engine, transmission, hydraulics, and more
• Operational checkout for engine-off and running checks

This John Deere 644H Loader Operators Manual is an essential tool for daily operation and preventative maintenance, helping operators extend machine lifespan and improve jobsite productivity.