John Deere 350DLC Excavator Diagnostic Operation and Test Manual (TM2359)

John Deere 350DLC Excavator Diagnostic Operation and Test Manual (TM2359 26FEB15)

This diagnostic operation and test manual is a comprehensive resource for service professionals working with the John Deere 350DLC Excavator. It provides detailed troubleshooting procedures, diagnostic trouble codes (DTCs), system testing, hydraulic and electrical diagnostics, and engine performance evaluations. With structured step-by-step procedures, this manual ensures precision in machine servicing and maintenance.

Model Covers:

• John Deere 350DLC Excavator

File Format: PDF

Size: 74.30 MB

No. of pages: 934

Language: English

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

📑 Table of Contents Overview:

Safety and General Information

• Operator safety protocols and handling precautions
• Battery explosion prevention and proper disposal of waste
• Fire prevention, high-pressure oil handling, and site hazards
• Emergency preparedness and first-aid recommendations

Diagnostic Trouble Codes (DTCs)

• Main Controller (MCF) error diagnostics and troubleshooting
• Engine Control Unit (ECU) fault codes and system tests
• Hydraulic sensor circuit voltage checks and calibration
• Controller Area Network (CAN) communication fault resolution

Engine Performance and Testing

• PowerTech™ 9.0L (6090) John Deere engine operation
• Engine speed diagnostics and fuel injection troubleshooting
• Intake air temperature and exhaust gas recirculation (EGR) checks
• Cooling system inspection, radiator differential, and temperature tests

Electrical System Diagnostics

• Wiring schematics and component diagrams
• Battery maintenance, alternator troubleshooting, and fuse locations
• Monitor controller and key switch circuit evaluations
• Proportional solenoid testing and voltage continuity checks

Hydraulic System and Testing

• Hydraulic pump performance testing and regulator diagnostics
• Hydraulic cylinder drift tests and pressure loss checks
• Main relief and power digging valve adjustments
• Hydraulic oil temperature and fan drive system evaluations

Powertrain and Drive Components

• Track adjuster system operation and maintenance
• Travel motor diagnostics, speed checks, and leakage analysis
• Gearbox function tests and swing bearing wear measurement
• Travel system tracking evaluations and maneuverability diagnostics

Heating, Ventilation, and Air Conditioning (HVAC)

• HVAC system troubleshooting and error code retrieval
• Refrigerant pressure checks and compressor operation tests
• Cab ventilation airflow testing and heater core diagnostics
• Blower motor functionality and defrost system evaluations

Technical Reference and Specifications

• Hydraulic pressure ratings and system component tolerances
• Electrical resistance values and sensor calibration data
• Engine torque settings, fuel system pressure, and fan speeds
• Machine weight, balance, and track tension recommendations

For complete service information, also see:

350DLC Excavator Repair .......... TM2360
JDLink (MTG) Technical Manual .......... TM114519
PowerTech 8.1L Diesel Engines - Base Engine .......... CTM86
Alternators and Starting Motors .......... CTM77
PowerTech 9.0L OEM Diesel Engines - Base Engine Repair .......... CTM400
PowerTech 9.0L Diesel Engines - Level 14 Electronic Fuel System With Denso HPCR .......... CTM385
Super Caddy Oil Cleanup Procedure .......... CTM310
JDG10274 Ultrasonic Undercarriage Measurement Gauge .......... CTM10001

This John Deere 350DLC Excavator Diagnostic Operation and Test Manual is an essential resource for service technicians, providing extensive troubleshooting procedures, diagnostic tests, and calibration techniques to maximize equipment efficiency and reliability.