John Deere S550 S690 STS Combines Diagnostic Repair Manual
Table of Contents
This guide provides comprehensive information on maintaining and repairing your New Holland tractor. Learn essential preventative maintenance practices, including regular fluid checks and changes, filter replacements, and thorough inspections. We’ll cover troubleshooting common issues, from engine problems to hydraulic system malfunctions. Whether you’re a seasoned mechanic or a DIY enthusiast, this guide will equip you with the knowledge and confidence to keep your tractor running smoothly and efficiently.
TM111919 – John Deere S550, S660, S670, S680, S685, S690 STS Combines Diagnostic Service Manual
Foreword
General
Safety
Combine and Component Identification
General Specifications
Diagnostic and Testing Procedures
Diagnostic Trouble Codes
Accessing Diagnostic Codes and Addresses
ATC – Diagnostic Trouble Codes
AYM – Diagnostic Trouble Codes
CAB – Diagnostic Trouble Codes
CRU – Diagnostic Trouble Codes
CSM – Diagnostic Trouble Codes
ECU Levels 21 and 22 – iT4 Engines – Diagnostic Trouble Codes
ECU – Non-IT4 Engines – Diagnostic Trouble Codes
EIC – Diagnostic Trouble Codes
JDL – Diagnostic Trouble Codes
LC1 – Diagnostic Trouble Codes
LC2
MHC
PDU
PTP
RC1
RC2
SCL
SDU
SFC
SSU
VCM
VTi
XMC
XSC
Observable Symptoms
Fuel, Air Intake, Exhaust, and Cooling Systems
Electrical System
Electrical Control Units
Drives – (S550, S660, S670)
Drives – (S680, S685, S685, S690)
Steering and Brakes – (S550, S660, S670)
Steering and Brakes – (S680, S685, S690)
Hydraulic System – (S550, S660, S670)
Hydraulic System – (S680, S685, S690)
Main Gearcase – (S550, S660, S670)
Main Gearcase – (S680, S685, S690)
Cab/Open Operator Station
John Deere S550 S690 STS Combines Diagnostic Repair Manual
Engine System
Engine Systems
Fuel, Air Intake, Exhaust, and Cooling Systems
Theory of Operation
Schematics
Diagnostics
Fuel, Air Intake, Exhaust, and Cooling Systems – Components
Air Intake and Cooling System – Components – Summary of References
Air Intake and Cooling System – A Components
Air Intake and Cooling System – D Components
Air Intake and Cooling System – F Components
Air Intake and Cooling System – H Components
Air Intake and Cooling System – P Components
Air Intake and Cooling System – R Components
Air Intake and Cooling System – S Components
Air Intake and Cooling System – V Components
Electrical System
General Information
General References
Calibration Procedures
Theory of Operation – Cab/Operator’s Station
Theory of Operation – CAN Bus/Local Link Systems
Theory of Operation – Ag Management Solutions
Lighting
Engine/Fuel
Starting/Charging/Power Distribution
Header Functions
Feeder House
Threshing/Separating/Cleaning
Grain Tank/Unloading
Residue System
Transmission/Ground Drive Systems
Hydraulic Oil/Pressure
Main Gearcase
Brakes
Chassis
Schematics – Cab/Operators Station
Schematics – CAN Bus/Local Link Systems
Schematics – Ag Management Solutions
Lighting
Engine/Fuel
Starting/Charging/Power Distribution
Header Functions
Feeder House
Threshing/Separating/Cleaning
Grain Tank/Unloading
Residue System
Transmission/Ground Drive Systems
Hydraulic Oil/Pressure
Main Gearcase
Brakes
Chassis
Cab/Operator’s Station
CAN Bus/Local Link Systems
Ag Management Solutions
Lighting
Engine/Fuel
Starting/Charging/Power Distribution
Header Functions
Feeder House
Threshing/Separating/Cleaning
Grain Tank/Unloading
Residue System
Transmission/Ground Drive Systems
Hydraulic Oil/Pressure
Diagnostics – Main Gearcase
Diagnostics – Brakes
Diagnostics – Chassis
Electrical Control Units
Electrical Control Units – General Information
Accessing Diagnostic Trouble Codes and Addresses
Diagnostic Addresses by Control Unit
Theory of Operation
Schematics
Diagnostics
Electrical Connector/Components
Electrical Connector/Components – Summary of References
General Information
X100 – X149
X150 – X199
X200 – X249
X250 – X299
X300 – X349
X350 – X399
X400 – X449
X450 – X499
X500 – X549
X550 – X599
X600 – X649
X650 – X699
X700 – X749
X750 – X799
X800 – X849
X850 – X899
X900 – X949
X950 – X999
X1000 – X1049
X4000 – X4999
X5000 – X5999
X8000 – X8999
X9000 – X9999
Drives – (S550, S660, S670)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Drives – (S680, S685, S690)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Drives – Components
Drives – Components – Summary of References
Steering and Brakes – (S550, S660, S670)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Steering and Brakes – (S680, S685, S690)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Steering and Brakes – Components
Steering and Brakes – Components – Summary of References
Hydraulic System – (S550, S660, S670)
Preliminary and Operational Checks
Hydraulic Specification
Theory of Operation
Schematics
Diagnostics
Hydraulic System – (S680, S685, S690)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
John Deere S550 S690 STS Combines Diagnostic Repair Manual
Hydraulic – Components
Hydraulic, Drives, Steering, Brakes, Main Gearcase – Component Identification – Summary of References
Hydraulic – A Components
Hydraulic – B Components
Hydraulic – C Components
Hydraulic – D Components
Hydraulic – F Components
Hydraulic – G Components
Hydraulic – H Components
Hydraulic – M Components
Hydraulic – O Components
Hydraulic – P Components
Hydraulic – R Components
Hydraulic – S Components
Hydraulic – V Components
Hydraulic – W Components
Hydraulic – X Components
Hydraulic – Y Components
Main Gearcase – (S550, S660, S670)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Main Gearcase (S680, S685, S690)
Preliminary & Operational Checks
Hydraulic Specifications
Theory of Operation
Schematics
Diagnostics
Main Gearcase – Components
Main Gearcase – Components – Summary of References
Cab/Open Operator’s Station
Specifications
Theory of Operation
Schematics
Diagnostics
Cab/Open Operator’s Station – Components
Cab/Open Operator Station Components
