John Deere 444J, 544J, 624J Operation and Test Manual TM2135

Technical reference for John Deere 444J, 544J, and 624J loaders. Covers operation and testing procedures for various machine systems and components. Reference TM2135.

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John Deere Models Covered & Key Technical Specifications

John Deere 444J, 544J, 624J (TM2135) - 08JAN04 Reference-Grade Troubleshooting Manual | Pro Service File Documentation-Framework

  • Measured Engine Coolant Temperature Range: 44—56 °C (110—130°F)
  • Fundamental Engine Fast Idle Speed: 2325—2375 rpm
  • Baseline Boom Raise Cycle Time: 5.8 seconds
  • Integral Boom Lower (Float) Cycle Time: 3.0 seconds
  • Operational Bucket Dump Cycle Time: 1.7 seconds
  • Published Steering (Stop to Stop) Cycle Time: 2.7 seconds
Technical Specifications
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Document Number / Seller:
27546 / Michelle Jones
File Size:
19.20 MB
File Type:
PDF
Language:
English
Pages:
630
Printable:
Yes
Category:
Loader
Last updated / verified
Mar 20, 2026

John Deere Manual Features & Content Preview

Reference-Grade Troubleshooting Manual: John Deere 444J, 544J, 624J Operation and Test Manual [630 Page Volume] | Pro Service File Documentation-Framework

Reference-Grade: 630 Pages // Service-Level: Comprehensive // Diagnostic-Area: System-wide Logic

Specification Operational-Logic Calibration-Data
Pages 630 English
Models Covered 444J, 544J, 624J TM2135
System Operation & Test Hydraulic, Powertrain

Service procedures are grouped by system, including.

Assembly instructions are detailed for Engine Harness (W6) and Load Center Harness (W3). Hydraulic schematics are included for the Hydraulic System. Steering component information is provided for the transmission and steering systems. Inspection guidelines are provided for the complete machine and specific components. Alignment specifications are included for various systems.

The manual documents torque specifications for various components to ensure proper thread engagement security.

Manual FAQ, Purchase & Download Details

Does this manual correspond to the TM2135 technical publication released in January 2004? keyboard_arrow_down

Document is the official John Deere 444J, 544J, and 624J Loader Operation and Test manual, published with the identifier TM2135 on 08JAN04.

What information regarding electrical systems is included in the document? keyboard_arrow_down

Manual contains a dedicated section for the electrical system, which includes system information, system diagrams, and sub-system diagnostics. These components provide references for harness and circuit layouts to support system understanding.

Which specific data and summary tables are found within the component groups? keyboard_arrow_down

At the beginning of each group, the manual provides summary listings for essential tools and service equipment. These sections also include tables for technical specifications, wear tolerances, and torque values. This organization allows for quick access to core operational data across the various machine systems.

Can I find coverage for major machine systems such as the engine and hydraulics in this manual? keyboard_arrow_down

Operation and test manual includes comprehensive chapters for the engine, power train, hydraulic system, and heating and air conditioning systems.

Is there information concerning fluid capacities and lubrication requirements? keyboard_arrow_down

Manual includes specification tables that list vital technical details, which may encompass fluid capacities and lubricant categories for the covered loader models. These data-dense tables are located within the respective system groups to provide necessary reference information.

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