John Deere 250D and 300D Articulated Dump Truck Operation & Test Technical Manual (TM2115)

John Deere 250D and 300D Articulated Dump Truck Operation & Test Technical Manual (TM2115 14DEC17)

This official John Deere operation and test manual offers in-depth troubleshooting, system diagnostics, and performance evaluation for the 250D and 300D articulated dump trucks. It provides detailed procedures for inspecting, adjusting, and testing engine performance, transmission operation, hydraulic systems, electrical circuits, and air conditioning, making it an essential resource for service professionals and equipment owners.

Model Covers:

250D and 300D Articulated Dump Truck

(BELL - S.N. 200537-201811)

(DW - S.N. 599286-609165)

File Format: PDF

Size: 16.79 MB

No. of pages: 690

Language: English

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

📑 Table of Contents Overview:

General Information & Safety Guidelines

• Operational safety measures and service precautions
• Battery handling, chemical safety, and fire prevention
• Proper usage of protective gear and equipment maintenance

Operational Checkout & System Diagnostics

• Step-by-step machine inspection procedures
• Engine startup, monitoring, and control system checks
• Hydraulic, electrical, and pneumatic system evaluations

Engine Performance & Testing

• John Deere 6081 8.1L engine diagnostics and adjustments
• Air intake leakage tests and fuel system inspections
• Idle speed calibration and tachometer display settings

Electrical System & Circuit Analysis

• Wiring schematics, fuse locations, and relay functions
• Battery charging, alternator output, and control module diagnostics
• CAN communication troubleshooting and sensor circuit tests

Transmission & Power Train Testing

• Torque converter stall tests and clutch engagement analysis
• Transmission oil pressure and hydraulic fluid temperature checks
• Park brake functionality, wheel bearing preload adjustments

Pneumatic & Hydraulic Systems

• Air brake system diagnostics and pressure adjustment
• Hydraulic pump efficiency, cycle time tests, and relief valve calibration
• Dump body control valve, steering, and service brake troubleshooting

Heating & Air Conditioning System

• R134a refrigerant testing and system recharging
• Compressor clutch operation and blower motor diagnostics
• Heater core inspections and HVAC pressure testing

This John Deere 250D and 300D Articulated Dump Truck Operation & Test Manual is an indispensable guide for professionals, offering precise troubleshooting and diagnostic procedures to maintain optimal performance.