John Deere 240DLC and 270DLC Excavator Service Manual (Operation & Test - TM2320)
Complete technical manual with Electrical Wiring Diagrams for John Deere 240DLC and 270DLC Excavator, with all the technical information to maintain, diagnose and service like professional mechanics.
John Deere 240DLC and 270DLC Excavator workshop repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
TM2320 - John Deere 240DLC and 270DLC Excavator Operation & Test Manual.PDF
tm10029 - Excavadora 240DLC y 270DLC.pdf
tm10024 - Excavatrices 240DLC et 270DLC.pdf
Total Pages: 1,312 pages
File Format: PDF (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English French Spanish
MAIN SECTIONS
Foreword
Technical Information Feedback Form
General Information
Safety
Diagnostics
Main Controller (MCF) Diagnostic Trouble Codes
Engine Control Unit (ECU) Diagnostic Trouble Codes
Information Controller (ICF) Diagnostic Trouble Codes
Air Conditioner Controller (ACF) Diagnostic Trouble Codes
Monitor Controller (MON) Diagnostic Trouble Codes
Operational Checkout Procedure
Operational Checkout Procedure
Engine
Theory of Operation
Diagnostic Information
Tests
Electrical System
System Information
System Diagrams-240DLC
System Diagrams-270DLC
Sub-System Diagnostics
Monitor Operation
References
Power Train
Theory of Operation
Diagnostic Information
Hydraulic System
Theory of Operation
Diagnostic Information
Tests-240DLC and 270DLC
Tests-240DLC
Tests-270DLC
Heating and Air Conditioning
Theory of Operation
Diagnostic Information
Tests
Reference Material
Terminology Cross Reference Chart
Dealer Fabricated Tools
Dealer Fabricated Tools
CONTENTS - Expanded View
9000 - General Information
01 - Safety
Add and Operate Attachments Safely
Add Cab Guarding for Special Uses
Avoid Backover Accidents
Avoid High-Pressure Oils
Avoid Machine Tip Over
Avoid Unauthorized Machine Modifications
Avoid Work Site Hazards
Beware of Exhaust Fumes
Dispose of Waste Properly
Drive Metal Pins Safely
Follow Safety Instructions
Handle Chemical Products Safely
Inspect Machine
Keep Riders Off Machine
Make Welding Repairs Safely
Operate Only If Qualified
Park and Prepare for Service Safely
Prepare for Emergencies
Prevent Battery Explosions
Prevent Fires
Prevent Unintended Detonation of Explosive Devices
Prevent Unintended Machine Movement
Recognize Safety Information
Remove Paint Before Welding or Heating
Service Cooling System Safely
Start Only From Operator's Seat
Stay Clear of Moving Parts
Use and Maintain Seat Belt
Use Special Care When Lifting Objects
Use Steps and Handholds Correctly
Wear Protective Equipment
9001 - Diagnostic Trouble Codes (DTC)
10 - Main Controller (MCF) Diagnostic Trouble Codes
11000.02 — Abnormal EEPROM
11001.02 — Abnormal RAM
11002.02 — Abnormal A_D Conversion
11003.03 — Abnormal Sensor Voltage
11004.02 — Abnormal CAN Communication
11100.02 — Abnormal Engine Speed
11101.03 — Engine Control Dial Sensor Voltage High
11101.04 — Engine Control Dial Sensor Voltage Low
11200.03 — Pump 1 Delivery Pressure Sensor Voltage High
11200.04 — Pump 1 Delivery Pressure Sensor Voltage Low
11202.03 — Pump 2 Delivery Pressure Sensor Voltage High
11202.04 — Pump 2 Delivery Pressure Sensor Voltage Low
11206.03 — Pump 1 Control Pressure Sensor Voltage High
11206.04 — Pump 1 Control Pressure Sensor Voltage Low
11208.03 — Pump 2 Control Pressure Sensor Voltage High
11208.04 — Pump 2 Control Pressure Sensor Voltage Low
11301.03 — Swing Pilot Pressure Sensor Voltage High
11301.04 — Swing Pilot Pressure Sensor Voltage Low
11302.03 — Boom Up Pilot Pressure Sensor Voltage High
11302.04 — Boom Up Pilot Pressure Sensor Voltage Low
11303.03 — Arm In Pilot Pressure Sensor Voltage High
11303.04 — Arm In Pilot Pressure Sensor Voltage Low
11304.03 — Travel Pilot Pressure Sensor Voltage High
11304.04 — Travel Pilot Pressure Sensor Voltage Low
11307.03 — Front Attachment Pilot Pressure Sensor Voltage High
11307.04 — Front Attachment Pilot Pressure Sensor Voltage Low
11400.02 — Pump 2 Flow Rate Limit Solenoid Current Feedback Abnormal
11400.03 — Pump 2 Flow Rate Limit Solenoid Current Feedback Abnormal
11400.04 — Pump 2 Flow Rate Limit Solenoid Feedback Current Low
11401.02 — Torque Control Solenoid Feedback Current Abnormal
11401.03 — Torque Control Solenoid Feedback Current High
11401.04 — Torque Control Solenoid Feedback Current Low
11402.02 — Dig Regenerative Solenoid Feedback Current Abnormal
11402.03 — Dig Regenerative Solenoid Feedback Current High
11402.04 — Dig Regenerative Solenoid Feedback Current Low
11403.02 — Arm Regenerative Solenoid Feedback Current Abnormal
11403.03 — Arm Regenerative Solenoid Feedback Current High
11403.04 — Arm Regenerative Solenoid Feedback Current Low
11404.02 — Power Dig Solenoid Feedback Current Abnormal
11404.03 — Power Dig Solenoid Feedback Current High
11404.04 — Power Dig Solenoid Feedback Current Low
11405.02 — Travel Speed Solenoid Feedback Current Abnormal
11405.03 — Travel Speed Solenoid Feedback Current High
11405.04 — Travel Speed Solenoid Feedback Current Low
11410.02 — Pump 1 Flow Rate Limit Solenoid Feedback Current Abnormal
11410.03 — Pump 1 Flow Rate Limit Solenoid Feedback Current High
11410.04 — Pump 1 Flow Rate Limit Solenoid Feedback Current Low
11901.03 — Hydraulic Oil Temperature Sensor Voltage High
11901.04 — Hydraulic Oil Temperature Sensor Voltage Low
11910.02 — Actual Engine Speed Message Error
11911.02 — Security Signal Received from ECM
11914.02 — Radiator Coolant Temperature Message Error
11918.02 — Work Mode Received Message Error
11919.02 — ML Crane Received Message Error
11920.02 — Fuel Flow Rate Message Error
Main Controller (MCF) Diagnostic Trouble Codes
20 - Engine Control Unit (ECU) Diagnostic Trouble Codes
1638.09 — Hydraulic Oil Temperature Message Not Received or Timed Out
171.03 — Intake Air Temperature Sensor Out of Range High
171.04 — Intake Air Temperature Sensor Out of Range Low
647.05 — Proportional Fan Speed Solenoid Driver Open
647.31 — Fan Manual Reverse Mode Input Active Too Long
898.09 — Engine Speed Request Not Received or Timed Out
Engine Control Unit (ECU) Diagnostic Trouble Codes
30 - Information Controller (ICF) Diagnostic Trouble Codes
14000.02 — Abnormal CAN Communication
14001.02 — ICF Flash Memory Read _ Write Error
14002.02 — ICF External RAM Read _ Write Error
14003.02 — ICF EEPROM Sum Check Error
14006.02 — ICF Satellite Communication Terminal Communication Error
14008.02 — ICF Abnormal Internal RAM
14100.02 — Satellite Communication Terminal Abnormal EEPROM
14101.02 — Satellite Communication Terminal Abnormal IB _ OB Queue
14102.02 — Satellite Communication Terminal Abnormal Local Loop Back
14103.02 — Satellite Communication Terminal The Satellite is not found
14104.02 — Satellite Communication Terminal Fail 1 of Remote Loop Back
14105.02 — Satellite Communication Terminal Tail 2 of Remote Loop Back
14106.02 — Satellite Communication Terminal Sending and Receiving Data are Mismatched
Information Controller (ICF) Diagnostic Trouble Codes
40 - Air Conditioner Controller (ACF) Diagnostic Trouble Codes
21 — Mix Door Open Circuit
-21 — Mix Door Short Circuit
22 — Mode Encoder Open Circuit
23 — In-Cab Ambient Temperature Sensor Open Circuit
-23 — In-Cab Ambient Temperature Sensor Short Circuit
24 — Outdoor Ambient Temperature Sensor Open Circuit
-24 — Outdoor Ambient Temperature Sensor Short Circuit
25 — Coolant Temperature Sensor Open Circuit
-25 — Coolant Temperature Sensor Short Circuit
26 — Solar Radiation Sensor Open Circuit
-26 — Solar Radiation Sensor Short Circuit
Air Conditioner Controller (ACF) Diagnostic Trouble Codes
50 - Monitor Controller (MON) Diagnostic Trouble Codes
13303.02 — Abnormal Thermister Temperature
13304.02 — Abnormal REG Input H Level
13306.02 — Abnormal EEPROM
13308.02 — Abnormal CAN Communication
13310.02 — Shorted Circuit in Coolant Temperature Sensor
13311.03 — Fuel Level Sensor Short Circuit
13311.04 — Fuel Level Sensor Open Circuit
13334.2 — Radiator Coolant Error
20105.2 — Hydraulic Oil Filter Restriction Alarm
20106.2 — Air Cleaner Restriction Alarm
Monitor Controller (MON) Diagnostic Trouble Codes
9005 - Operational Checkout Procedure
10 - System Operational Checks
Operational Checkout
9010 - Engine
05 - Theory of Operation
Cold Weather Starting Aid
Engine Cooling System Component Location
Engine Fuel System Component Location
Engine Oil Sampling Port Location
Engine Speed Control System Operation
15 - Diagnostic Information
PowerTech Plus™ 4.5 L and 6.8 L (4045 and 6068) John Deere Engines
25 - Tests
Radiator Temperature Differential Check
9015 - Electrical System
05 - System Information
Electrical Diagram Information
10A - System Diagrams - 240DLC
2-Speed Harness (W21) Component Location
2-Speed Harness (W21) Wiring Diagram
Alternator Harness (W18) Component Location
Alternator Harness (W18) Wiring Diagram
Attachment Harness (W20) Component Location
Attachment Harness (W20) Wiring Diagram
Auxiliary Fuse Box Harness (W13) Component Location
Auxiliary Fuse Box Harness (W13) Wiring Diagram
Auxiliary Solenoid Harness (W61) Component Location
Auxiliary Solenoid Harness (W61) Wiring Diagram
Cab Harness (W1) Component Location
Cab Harness (W1) Wiring Diagram
Engine Harness (W4) Component Location—Stage II
Engine Harness (W4) Component Location—Tier 3
Engine Harness (W4) Wiring Diagram—Stage II
Engine Harness (W4) Wiring Diagram—Tier 3
Engine interface Harness (W6) Component Location—Stage II
Engine Interface Harness (W6) Component Location—Tier 3
Engine Interface Harness (W6) Wiring Diagram—Stage II
Engine Interface Harness (W6) Wiring Diagram—Tier 3
Explanation of Wire Markings
Fan Reversing Switch Harness (W19) Component Location
Fan Reversing Switch Harness (W19) Wiring Diagram
Fuse and Relay Specifications
Heated Air Seat Harness (W14) Component Location
Heated Air Seat Harness (W14) Wiring Diagram
JDLink™ System Functional Schematic—MIG_GTT
JDLink™ System Functional Schematic—MTG_SAT
JDLink™ System Harnesses Component Location—MIG_GTT
JDLink™ System Harnesses Component Location—MTG_SAT
JDLink™ System Wiring Diagrams—MIG_GTT
JDLink™ System Wiring Diagrams—MTG_SAT
Machine Harness (W2) Component Location
Machine Harness (W2) Wiring Diagram
Monitor Harness (W3) Component Location
Monitor Harness (W3) Wiring Diagram
Multi-Function Pilot Control Lever Harness (W15) Component Location
Multi-Function Pilot Control Lever Harness (W15) Wiring Diagram
Pilot Shutoff Switch Harness (W17) Component Location
Pilot Shutoff Switch Harness (W17) Wiring Diagram
Pump Harness (W8) Component Location
Pump Harness (W8) Wiring Diagram
Right Console Harness (W11) Component Location
Right Console Harness (W11) Wiring Diagram
Seat Heater Switch Harness (W20) Component Location
Seat Heater Switch Harness (W20) Wiring Diagram
Starter Harness (W27) Component Location
Starter Harness (W27) Wiring Diagram
System Functional Schematic, Component Location, and Wiring Diagram Master Legend
System Functional Schematic
Travel Alarm Cancel Switch Harness (W16) Component Location
Travel Alarm Cancel Switch Harness (W16) Wiring Diagram
10B - System Diagrams - 270DLC
2-Speed Harness (W21) Component Location
2-Speed Harness (W21) Wiring Diagram
Alternator Harness (W18) Component Location
Alternator Harness (W18) Wiring Diagram
Attachment Harness (W20) Component Location
Attachment Harness (W20) Wiring Diagram
Auxiliary Fuse Box Harness (W13) Component Location
Auxiliary Fuse Box Harness (W13) Wiring Diagram
Auxiliary Solenoid Harness (W61) Component Location
Auxiliary Solenoid Harness (W61) Wiring Diagram
Cab Harness (W1) Component Location
Cab Harness (W1) Wiring Diagram
Engine Harness (W4) Component Location—Stage II
Engine Harness (W4) Component Location—Tier 3
Engine Harness (W4) Wiring Diagram—Stage II
Engine Harness (W4) Wiring Diagram—Tier 3
Engine Interface Harness (W6) Component Location—Stage II
Engine Interface Harness (W6) Component Location—Tier 3
Engine Interface Harness (W6) Wiring Diagram—Stage II
Engine Interface Harness (W6) Wiring Diagram—Tier 3
Explanation of Wire Markings
Fan Reversing Switch Harness (W19) Component Location
Fan Reversing Switch Harness (W19) Wiring Diagram
Fuse and Relay Specifications
Heated Air Seat Harness (W14) Component Location
Heated Air Seat Harness (W14) Wiring Diagram
JDLink™ System Functional Schematic—MIG_GTT
JDLink™ System Functional Schematic—MTG_SAT
JDLink™ System Harnesses Component Location—MIG_GTT
JDLink™ System Harnesses Component Location—MTG_SAT
JDLink™ System Wiring Diagrams—MIG_GTT
JDLink™ System Wiring Diagrams—MTG_SAT
Machine Harness (W2) Component Location
Machine Harness (W2) Wiring Diagram
Monitor Harness (W3) Component Location
Monitor Harness (W3) Wiring Diagram
Multi-Function Pilot Control Lever Harness (W15) Component Location
Multi-Function Pilot Control Lever Harness (W15) Wiring Diagram
Pilot Shutoff Switch Harness (W17) Component Location
Pilot Shutoff Switch Harness (W17) Wiring Diagram
Pump Harness (W8) Component Location
Pump Harness (W8) Wiring Diagram
Right Console Harness (W11) Component Location
Right Console Harness (W11) Wiring Diagram
Seat Heater Switch Harness (W20) Component Location
Seat Heater Switch Harness (W20) Wiring Diagram
Starter Harness (W27) Component Location
Starter Harness (W27) Wiring Diagram
System Functional Schematic, Component Location, and Wiring Diagram Master Legend
System Functional Schematic
Travel Alarm Cancel Switch Harness (W16) Component Location
Travel Alarm Cancel Switch Harness (W16) Wiring Diagram
15 - Sub-System Diagnostics
Attachment Control Circuit Theory of Operation
Controller Area Network (CAN) Theory of Operation
Engine Control Unit (ECU) Circuit Theory of Operation—240DLC
Engine Control Unit (ECU) Circuit Theory of Operation—270DLC
Information Controller (ICF) Circuit Theory of Operation
Main Controller (MCF) Circuit Theory of Operation
Monitor Controller Circuit Theory of Operation—240DLC
Monitor Controller Circuit Theory of Operation—270DLC
Pilot Shutoff Circuit Theory of Operation—240DLC
Pilot Shutoff Circuit Theory of Operation—270DLC
Starting and Charging Circuit Theory of Operation—240DLC
Starting and Charging Circuit Theory of Operation—270DLC
Travel Alarm Circuit Theory of Operation
Windshield Wiper and Washer Circuit Theory of Operation
16 - Monitor Operation
Monitor Menu Operation
Monitor Service Menu Operation
20 - References
Alternator Test_{073831}
Alternator Test
Battery Remove and Install
Disconnecting Spring Wire Clip Connectors
Disconnect Tab Retainer Connectors
Electrical Component Checks
Electrical Component Checks
Engine Control Unit (ECU) Remove and Install
Fuse Test
Fuse Test
Information Controller (ICF) Remove and Install
Install CINCH™ Contact
Install DEUTSCH™ Contact
Install WEATHER PACK™ Contact
JDLink™ Connection Procedure—If Equipped_{073728}
JDLink™ Connection Procedure—If Equipped
JDLink™ System Identification _{073722}
JDLink™ System Identification
Key Switch Remove and Install
Main Controller (MCF) Remove and Install
Monitor Controller Remove and Install
Monitor Data Items
Monitor Data Items
Pressure Sensor Test_{073807}
Pressure Sensor Test
Proportional Solenoid Test_{073819}
Proportional Solenoid Test
Reading Diagnostic Trouble Codes with Monitor Display_{073716}
Reading Diagnostic Trouble Codes with Monitor Display
Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application
Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application
Rear Cover Remove and Install
Relay Test
Relay Test
Remove Connector Body from Blade Terminals
Repair 32 and 48 Way CINCH™ Connectors
Replace CINCH™ Connectors
Replace DEUTSCH™ Connectors
Replace DEUTSCH™ Rectangular or Triangular Connectors
Replace (Pull Type) Metri-Pack™ Connectors
Replace (Push Type) Metri-Pack™ Connectors
Replace WEATHER PACK™ Connector
Service ADVISOR™ Connection Procedure
Service ADVISOR™ Connection Procedure
Service ADVISOR™ Diagnostic Application
Service ADVISOR™ Diagnostic Application
Solenoid Test_{073813}
Solenoid Test
Switch Panel Remove and Install
Temperature Sensor Test
Temperature Sensor Test
Travel Alarm Cancel Switch Remove and Install
Travel Alarm Remove and Install
9020 - Power Train
05 - Theory of Operation
Track Adjuster and Recoil Spring Operation
Travel Gearbox Operation
15 - Diagnostic Information
Diagnose Undercarriage Components Malfunctions
Measure Swing Bearing Wear
9025 - Hydraulic System
05 - Theory of Operation
Arm 1 (Swing Priority) Flow Rate Valve Circuit Operation
Arm 2 Flow Rate Control Valve Circuit Operation
Arm Regenerative Valve Circuit Operation
Auxiliary Flow Combiner Valve Operation
Auxiliary Flow Rate Control Valve Circuit Operation
Auxiliary High Flow Line Kit Operation
Auxiliary Pilot Control Valve Operation
Auxiliary Shuttle Valve Operation
Auxiliary System Operation
Boom and Arm Reduced Leakage Valves Operation
Boom Lower Meter Cut-In Valve Operation
Boom Regenerative Valve Circuit Operation
Bucket Regenerative Valve Circuit Operation
Center Joint Operation
Circuit Relief and Anticavitation Valve Operation
Control Valve Check Valves Identification and Operation
Control Valve Operation
Cylinder Operation
Dig Regenerative Valve Circuit Operation
Engine Speed Sensing Control Circuit Operation
Fan Drive System Operation—240DLC (S.N. —605921) 270DLC (S.N. —703718)
Fan Drive System Operation—240DLC (S.N. 605922— ) 270DLC (S.N. 703719— )
Flow Rate Pressure Reducing Valve Operation
Flow Rate Select Solenoid Valve Operation
Hydraulic System Diagram and Operation
Low Flow Kit Operation
Main Relief and Power Digging Valve Circuit Operation
Pilot Control Valve Operation
Pilot Operation of Control Valve Operation
Pilot Pump, Pressure Regulating Valve and Filter Operation
Pilot Shutoff Solenoid Valve Operation
Pilot Signal Manifold Operation
Pilot System Diagram and Operation
Pump and Drive Gearbox Operation
Pump Regulator Operation
Return Filter Operation
Secondary Auxiliary Relief Control Valve Operation
Secondary Auxiliary Relief Kit Operation
Secondary Auxiliary Relief Valve Operation
Secondary Auxiliary Relief Valve Solenoid Valve Operation
Selector Valve Operation
Selector Valve Solenoid Valve Operation
Swing Motor, Crossover Relief Valve, and Make-Up Check Valve Operation—240DLC
Swing Motor, Crossover Relief Valve, and Make-Up Check Valve Operation—270DLC
Swing Motor Park Brake Release Circuit Operation
Swing Reduction Gearbox Operation
Travel Flow Combiner Valve Operation
Travel Motor and Park Brake Valve Operation
Travel Motor Speed Circuit Operation
Travel Pilot Control Valve Operation
Two Pump Combined Flow Kit Operation
Two Way Solenoid Kit Operation
15 - Diagnostic Informtion
Auxiliary Attachment Schematic
Auxiliary System Line Connections
Control Valve Line Identification
Diagnose Dig Circuit Malfunctions
Diagnose Hydraulic System Malfunctions
Diagnose Pilot Circuit Malfunctions
Diagnose Swing Circuit Malfunctions
Diagnose Travel Circuit Malfunctions
Fan Drive Hydraulic System Schematic—240DLC (S.N. —605921) 270DLC (S.N. —703718)
Fan Drive Hydraulic System Schematic—240DLC (S.N. 605922— ) 270DLC (S.N. 703719— )
Fan Drive System Component Location
Hydraulic System Component Location
Hydraulic System Line Connections
Hydraulic System Schematic
Pilot Control Valve-to-Pilot Signal Manifold Component Location—Backhoe Pattern
Pilot Control Valve-to-Pilot Signal Manifold Component Location—Excavator Pattern
Pilot Signal Manifold-to-Control Valve Line Connection
Pump 1, Pump 2, and Pilot Pump Line Identification
Swing Motor Line Identification—240DLC
Swing Motor Line Identification—270DLC
Travel Hydraulic System Line Connection
Travel System Component Location
25A - Tests - 240DLC
Cylinder Drift Test—Boom, Arm, and Bucket—240DLC
Fan Drive Pump Flow Test—240DLC
Pump Flow Test—240DLC
Pump Regulator Test and Adjustment—Maximum Flow—240DLC
Pump Regulator Test and Adjustment—Minimum Flow—240DLC
Swing Motor Crossover Relief Valve Test and Adjustment—240DLC
Swing Motor Leakage Test—240DLC
Travel Motor Crossover Relief Valve Test and Adjustment—240DLC
25B - Tests - 270DLC
Cylinder Drift Test—Boom, Arm, and Bucket—270DLC
Fan Drive Pump Flow Test—270DLC
Pump Flow Test—270DLC
Pump Regulator Test and Adjustment—Maximum Flow—270DLC
Pump Regulator Test and Adjustment—Minimum Flow—270DLC
Swing Motor Crossover Relief Valve Test and Adjustment—270DLC
Swing Motor Leakage Test—270DLC
Travel Motor Crossover Relief Valve Test and Adjustment—270DLC
25 - Tests - 240DLC & 270DLC
Arm Regenerative Solenoid Valve Test and Adjustment
Circuit Relief Valve Test and Adjustment
Control Valve Spool Actuating Pilot Pressure Test
Dig Regenerative Solenoid Valve Test and Adjustment
Fan Speed Test
Hydraulic Oil Cleanup Procedure Using Portable Filter Caddy
Hydraulic Oil Warm-Up Procedure
JT02156A Digital Pressure_Temperature Analyzer Installation
JT05800 Digital Thermometer Installation
Main Relief and Power Digging Valve Test and Adjustment
Pilot Pressure Regulating Valve Test and Adjustment
Power Digging Solenoid Valve Test and Adjustment
Pump Control Pilot Pressure Signal Test
Torque Control Solenoid Valve Test and Adjustment
Travel Motor Leakage Test
Travel Speed Solenoid Valve Test and Adjustment
9031 - Heating and Air Conditioning
05 - Theory of Operation
Air Conditioning System Cycle of Operation
15 - Diagnostic Informtion
Diagnose Air Conditioning System Malfunctions
Diagnose Heating System Malfunctions
Heater and Air Conditioner Component Location
Heater and Air Conditioner Diagnostic Trouble Code Check
25 - Tests
Air Conditioner Belt Check and Adjustment
Air Conditioner Compressor Clutch Test
Heater and Air Conditioner Operational Checks
Operating Pressure Diagnostic Chart
R134a Air Conditioning System Test
Refrigerant Cautions and Proper Handling
Refrigerant Hoses and Tubing Inspection
Refrigerant Leak Test
9050 - Reference Material
Terminology Cross Reference Chart
9900 - Dealer Fabricated Tools
DFT1218 Split Flange Hose Cap
John Deere 240DLC and 270DLC Excavator Service Manual (Operation & Test - TM2320)
