Complete service Operation and Test manual with electrical wiring diagrams for John Deere Crawler Dozers 450H, 550H, 650H, with workshop information to maintain, diagnose, and rebuild like professional mechanics.

John Deere Crawler Dozers 450H, 550H, 650H workshop Operation and Test 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.

TM1743 - John Deere 450H, 550H, 650H Crawler Dozers Technical Manual - Operation & Test.pdf

TM1743 - John Deere 450H, 550H, 650H Crawler Dozers Technical Manual - Operation & Test.epub

Total Pages: 1,310 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
Foreword
   Technical Information Feedback Form
   General Information
      Safety
      General Specifications
      Torque Values
      Fuels and Lubricants
   Operational Checkout Procedure
      System Operational Checks
   Engine
      Theory Of Operation
      System Diagnostic Information
      Adjustments
      Tests
   Electrical System
      System Information
      System Diagrams
      Sub-System Diagnostics
      References
   Hydraulic System
      Theory of Operation
      Diagnostic Information
      Adjustments
      Tests
   Hydrostatic System
      Theory of Operation
      Diagnostic Information
      Adjustments
      Test
   Heating and Air Conditioning
      Theory of Operation
      Diagnostic Information
      Adjustments
      Test

tm1743 - 450H, 550H, 650H Crawler Dozer

Table of Contents

Foreword

Technical Information Feedback Form

Section 9000: General Information

Group 01: Safety

Recognize Safety Information

Follow Safety Instructions

Operate Only If Qualified

Wear Protective Equipment

Avoid Unauthorized Machine Modifications

Inspect Machine

Stay Clear of Moving Parts

Avoid High-Pressure Fluids

Beware of Exhaust Fumes

Prevent Fires

Prevent Battery Explosions

Handle Chemical Products Safely

Dispose of Waste Properly

Prepare for Emergencies

Add Cab Guarding For Special Uses

Start Only From Operator's Seat

Prevent Unintended Machine Movement

Avoid Work Site Hazards

Keep Riders Off Machine

Avoid Backover Accidents

Avoid Machine Tip Over

Park And Prepare For Service Safely

Service Cooling System Safely

Remove Paint Before Welding or Heating

Make Welding Repairs Safely

Drive Metal Pins Safely

Safety Signs

Instrument Panel with Gauge Package—If Equipped (Earlier Machines)

Instrument Panel Functions (Earlier Machines)

Instrument Panel (Later Machines)

Instrument Panel Functions (Later Machines)

Transmission Controller Display Window

Air Conditioning and Cab Heater—If Equipped

Windshield Wiper and Washer Controls

Windshield Washer Reservoir

Horn Switch

Auxiliary Power Outlet—If Equipped

Side Windows—Secondary Exits

Adjust Non-Suspension Seat

Adjust Suspension Seat—If Equipped

Adjust Armrest

Seat Belt

Live With Safety

Group 02: General Specifications

450H and 450H-LT Crawler Dozer Dimensions

450H-LGP Crawler Dozer Dimensions

450H Crawler Dozer Specifications

450H Other Information

450H Crawler Dozer Weights

450H Crawler Dozer Drain and Refill Capacities

550H Crawler Dozer Dimensions

550H Crawler Dozer Specifications

550H Crawler Dozer Weights

550H-LGP Crawler Dozer Dimensions

550H-LGP Crawler Dozer Specifications

550H-LGP Crawler Dozer Weights

550H and 550H-LGP Other Information

550H and 550H-LGP Crawler Dozer Drain and Refill Capacities

650H Crawler Dozer Dimensions

650H Crawler Dozer Specifications

650H Crawler Dozer Weights

650H-LGP Crawler Dozer Dimensions

650H-LGP Crawler Dozer Specifications

650H-LGP Crawler Dozer Weights

650H and 650H-LGP Other Information

650H and 650H-LGP Crawler Dozer Drain and Refill Capacities

4000S Winch

Group 03: Torque Values

Hardware Torque Specifications

Keeping ROPS Installed Properly

Checking Track Shoe Cap Screw Torque

Unified Inch Bolt and Screw Torque Values

Metric Bolt and Screw Torque Values

Additional Metric Cap Screw Torque Values

Check Oil Lines And Fittings

O-Ring Groove Connections

Service Recommendations For Flat Face O-Ring Seal Fittings

Service Recommendations for O-Ring Boss Fittings

Service Recommendations for Inch Series Four Bolt Flange Fittings

Service Recommendations for Metric Series Four Bolt Flange Fitting

Group 04: Fuels and Lubricants

Diesel Fuel

Low Sulfur Diesel Fuel Conditioner

Diesel Fuel Storage

Fuel Tank

Diesel Engine Oil

Track Rollers, Front Idler and Carrier Roller Oil

Transmission and Hydraulic Oil

Winch Oil

Inner and Outer Final Drive Oil

Grease

Lubricant Storage

Alternative and Synthetic Lubricants

Mixing of Lubricants

Heavy Duty Diesel Engine Coolant

Section 9005: Operational Checkout Procedure

Group 10: System Operational Checks

Operational Checkout

John Deere PowerTech PowerTech is a registered trademark of Deere & Company 4045 Engine—Use CTM104

John Deere Engine Accessories—Use CTM11

Alternators And Starting Motors—Use CTM77

Operational Checkout

Hydrostatic Transmission Operational Checks

Operational Electrical Checks

Section 9010: Engine

Group 05: Theory Of Operation

POWERTECH POWERTECH is a trademark of Deere & Company 4.5L (4045) John Deere Engines

General Engine Description

Cold Weather Starting Aid Operation

Group 15: System Diagnostic Information

POWERTECH POWERTECH is a trademark of Deere & Company 4.5L (4045) John Deere Engines

Make Visual Inspection Of Engine And Supporting Systems

Diagnose Engine Malfunctions

Group 20: Adjustments

POWERTECH POWERTECH is a trademark of Deere & Company 4.5L (4045) John Deere Engines

Accessing RPM

Engine Speed Adjustment (450H, 550H S.N. —910010) (650H S.N.—924717)

Slow and Fast Idle Check (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Engine Speed Control Linkage Adjustment (S.N. —910010)

Engine Speed Control Linkage Adjustment (S.N. 910011— )

Injection Pump Dynamic Timing Adjustment

Group 25: Tests

POWERTECH POWERTECH is a trademark of Deere & Company 4.5L (4045) John Deere Engines

Fuel System Test

Turbocharger Boost Pressure Test

Section 9015: Electrical System

Group 05: System Information

Electrical Diagram Information

Group 10: System Diagrams

Explanation Of Wire Markings

Fuse Specifications For Cab (S.N. —910010)

Fuse Specifications For Cab (S.N. 910011— )

Fuse Specifications For ROPS (S.N. —910010)

Fuse Specifications For ROPS (S.N. 910011— )

Component Identification Table

System Functional Schematic, Wiring Diagram And Component Location Legend (S.N. —883588)

System Functional Schematic Section Legend (S.N. —883588)

System Functional Schematic (S.N —883588) —1 Of 15

System Functional Schematic—Continued 2 Of 15

System Functional Schematic—Continued 3 Of 15

System Functional Schematic—Continued 4 Of 15

System Functional Schematic—Continued 5 OF 15

System Functional Schematic—Continued 6 Of 15

System Functional Schematic—Continued 7 Of 15

System Functional Schematic—Continued 8 Of 15

System Functional Schematic—Continued 9 Of 15

System Functional Schematic—Continued 10 Of 15

System Functional Schematic—Continued 11 Of 15

System Functional Schematic—Continued 12 Of 15

System Functional Schematic—Continued 13 Of 15

System Functional Schematic—Continued 14 Of 15

System Functional Schematic—Continued 15 Of 15

System Functional Schematic, Wiring Diagram And Component Location Legend (S.N. 883589—910010) With (SIG) Speed In Grip “Option”

System Functional Schematic Section Legend (S.N. 883589— 910010) With (SIG) Speed In Grip “Option”

System Functional Schematic (S.N. 583889—910010 ) With (SIG) Speed In Grip “Option” 1 Of 16

System Functional Schematic—Continued 2 Of 16

System Functional Schematic—Continued 3 Of 16

System Functional Schematic—Continued 4 Of 16

System Functional Schematic—Continued 5 OF 16

System Functional Schematic—Continued 6 Of 16

System Functional Schematic—Continued 7 Of 16

System Functional Schematic—Continued 8 Of 16

System Functional Schematic—Continued 9 Of 16

System Functional Schematic—Continued 10 Of 16

System Functional Schematic—Continued 11 Of 16

System Functional Schematic—Continued 12 Of 16

System Functional Schematic—Continued 13 Of 16

System Functional Schematic—Continued 14 Of 16

System Functional Schematic—Continued 15 Of 16

System Functional Schematic—Continued 16 Of 16

System Functional Schematic, Wiring Diagram And Component Location Legend ( 450H, 550H S.N. 910011— )

System Functional Schematic Section Legend (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

System Functional Schematic (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

System Functional Schematic, Wiring Diagram And Component Location Legend (650H S.N. 910011— )

System Functional Schematic Section Legend (650H S.N. 910011—924717)

System Functional Schematic (650H S.N. 910011—924717)

Cab Harness (W5) Wiring Diagram 1 Of 8 (S.N. —883588)

Cab Harness (W5) Wiring Diagram 1 Of 8 (S.N. 883589— 910010)

Cab Harness (W5) Wiring Diagram—Continued 2 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 3 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 4 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 5 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 6 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 7 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram 8 Of 8 (S.N. —910010)

Cab Harness (W5) Wiring Diagram (450H, 550H S.N. 910011— )

Cab Harness (W5) Wiring Diagram (650H S.N. 910011— )

Cab Harness (W5) Component Location (S.N. —910010) 1 Of 8

Cab Harness (W5) Component Location (S.N. 910011— ) 1 Of 8

Cab Harness (W5) Component Location (S.N. —883588) 2 Of 8

Cab Harness (W5) Component Location (S.N. 883589—910010) 2 Of 8

Cab Harness (W5) Component Location (S.N. 910011— ) 2 Of 8

Cab Harness (W5) Component Location 3 Of 8

Cab Harness (W5) Component Location 4 Of 8

Cab Harness (W5) Component Location (S.N. —883588) 5 Of 8

Cab Harness (W5) Component Location (450H, 550H S.N. 583589—910010) 5 Of 8

Cab Harness (W5) Component Location (450H, 550H S.N. 910011— ) 5 Of 8

Cab Harness (W5) Component Location (S.N. —883588) 6 Of 8

Cab Harness (W5) Component Location (S.N. 883589—910010) 6 Of 8

Cab Harness (W5) Component Location (S.N. 910011— ) 6 Of 8

Cab Harness (W5) Component Location 7 Of 8

Cab Harness (W5) Component Location (S.N. —883588) 8 Of 8

Cab Harness (W5) Component Location (S.N. 883589— ) 8 Of 8

Engine Harness (W6) Wiring Diagram—1 Of 2 (S.N. —910010)

Engine Harness (W6) Wiring Diagram—Continued 2 Of 2 (S.N. —910010)

Engine Harness (W6) Wiring Diagram (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Engine Harness (W6) Wiring Diagram (650H S.N. 910011—924717)

Engine Harness (W6) Component Location 1 Of 4 (S.N. —910010)

Engine Harness (W6) Component Location 1 Of 4 (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Engine Harness (W6) Component Location 2 Of 4 (S.N. —910010)

Engine Harness (W6) Component Location 2 Of 4 (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Engine Harness (W6) Component Location 3 Of 4 (S.N. —883588)

Engine Harness (W6) Component Location 3 Of 4 (S.N. 883589—910010)

Engine Harness (W6) Component Location 3 Of 4 (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Engine Harness (W6) Component Location 4 Of 4 (S.N. —910010)

Engine Harness (W6) Component Location 4 Of 4 (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Transmission Harness (W7) Wiring Diagram 1 Of 4 (S.N. —910010)

Transmission Harness (W7) Wiring Diagram 2 Of 4 (S.N. —910010)

Transmission Harness (W7) Wiring Diagram 3 Of 4 (S.N. —910010)

Transmission Harness (W7) Wiring Diagram 4 Of 4 (S.N. —910010)

Transmission Harness (W7) Wiring Diagram (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Transmission Harness (W7) Wiring Diagram (650H S.N. 910011—924717)

Transmission Harness (W7) Component Location 1 Of 5 (S.N. —910010)

Transmission Harness (W7) Component Location 1 Of 5 (S.N. 910011— )

Transmission Harness (W7) Component Location 2 Of 5 (S.N. —883588)

Transmission Harness (W7) Component Location 2 Of 5 (450H, 550H S.N. 883589—910010)

Transmission Harness (W7) Component Location 2 Of 5 (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Transmission Harness (W7) Component Location 3 Of 5 (S.N. —910010)

Transmission Harness (W7) Component Location 3 Of 5 (S.N. 910011— )

Transmission Harness (W7) Component Location 4 Of 5 (S.N. —883588)

Transmission Harness (W7) Component Location 4 Of 5 (450H, 550H S.N. 883589—910010)

Transmission Harness (W7) Component Location 4 Of 5 (450H, 550H S.N. 910011— ) (650H S.N. 924718 — )

Transmission Harness (W7) Component Location 5 Of 5

Radio Harness (W9) Wiring Diagram

Radio Harness (W9) Component Location

Rear Wiper Harness (W11) Wiring Diagram

Group 15: Sub-System Diagnostics

Power Circuit Operational Information

Power Circuit Theory Of Operation

Power Circuit Schematic

Power Circuit Diagnostic Procedures

Start Circuit Operational Information

Start Circuit Theory Of Operation

Start Circuit Schematic

Start Circuit Diagnostic Procedures

Charging Circuit Operational Information

Charging Circuit Theory Of Operation

Charging Circuit Schematic

Charging Circuit Diagnostic Procedures

Display Monitor, Indicator And Gauge Specifications (S.N —910010)

Display Monitor, Indicator And Gauge Specifications (S.N. 910011— )

Display Monitor, Indicator And Gauge Circuit Operational Information (S.N. —910010)

Display Monitor, Indicator And Gauge Circuit Theory Of Operation (S.N. —910010)

Display Monitor, Indicator And Gauge Circuit Schematic (S.N. —910010)

Display Monitor/Indicator Circuit Operational Information And Circuit Schematic (S.N. 910011— )

Display Monitor, Indicator And Gauge Circuit Diagnostic Procedures (S.N. —910010)

Engine Controller Operational Information, Theory of Operation, Schematic (S.N. 910011— )

Transmission Control Circuit Operational Information

Transmission Control Circuit Theory Of Operation

Transmission Control Circuit Schematic (S.N. —883588)

Transmission Control Circuit Schematic (S.N. 883589—910010) With (SIG) Speed In Grip “Option”

Transmission Control Circuit Schematic (S.N. 910011— ) With (SIG) Speed In Grip “Option”

Transmission Control Circuit (Flow Chart)

Transmission Controller Circuit Diagnostic Procedures

Transmission Controller Test

Decelerator Sensor (B1) Circuit Test (S.N. —910010)

Decelerator Sensor (B1) Circuit Test (S.N. 910011— )

Transmission Speed Control Sensor (B4) Circuit Test

Transmission Speed Control Switch (B4) Circuit Test With Speed In Grip “Option”

Reverse Speed Ratio Switch (B27) Circuit Test With Speed In Grip “Option”

Reverse Speed Ratio Switch (B27) Switch Test With Speed In Grip “Option”

Left And Right Steer Sensor (B5) Circuit Test

FNR Sensor (B2) And Neutral Start Switch (S3) Circuit Test

Motor Shift Solenoid (Y3) Circuit Test (RH)

Motor Shift Solenoid (Y4) Circuit Test (LH)

Hydrostatic Pump Speed Sensor B6 Circuit Test

Left Track Motor Speed Sensor B7 Circuit Test

Right Track Motor Speed Sensor B3 Circuit Test

Rear Pump (LH) Pressure Control Pilot (PCP) B8 Circuit Test

Front Pump (RH) Pressure Control Pilot (PCP) B9 Circuit Test

Wiper And Washer Circuit Operational Information

Wiper And Washer Circuit Theory Of Operation

Wiper And Washer Circuit Schematic

Wiper And Washer Circuit Diagnostic Procedures

Heater Blower Circuit Operational Information

Heater Blower Circuit Theory Of Operation

Heater Blower Circuit Schematic

Heater Blower Circuit Diagnostic Procedures

Under Seat Heater Circuit Operational Information

Under Seat Heater Circuit Theory Of Operation

Under Seat Heater Circuit Schematic

Under Seat Heater Circuit Diagnostic Procedures

Front And Rear Light Circuit Operational Information

Front And Rear Light Circuit Theory Of Operation

Front And Rear Light Circuit Schematic

Front And Rear Light Circuit Diagnostic Procedures

Radio Circuit Operational Information

Radio Circuit Theory Of Operation

Radio Circuit Schematic

Radio Circuit Diagnostic Procedures

Group 20: References

Alternators And Starting Motors—Use CTM77

Service Equipment And Tools

Battery Specifications

Battery Operation

Diagnose Battery Malfunctions

Check Battery Electrolyte Level And Terminals

Procedure For Testing Batteries

Using Booster Batteries—12 Volt System

Alternator Operation—65 Amp And 95 Amp Bosch Alternator

Alternator Operation—65 Amp And 95 Amp Bosch Alternator

Starter Operation

Transmission Controller Display Window Structure

Transmission Controller Display Window Structure (Single Lever Control)

Transmission Controller Display Window Structure (Single Lever Control With Speed In Grip “Option”)

Accessing And Clearing Stored Transmission Controller Diagnostic Trouble Codes

Accessing RPM

Calibrate Transmission Controller (With Single Lever Control) (S.N. —899547)

Calibrate Transmission Controller (With Single Lever Control) (S.N. 899548— 910010)

Calibrate Transmission Controller (With Single Lever Control) (S.N. 910011— )

Calibrate Transmission Controller (With Single Lever Control And Speed In Grip “Option”) (S.N. —899547)

Calibrate Transmission Controller (With Single Lever Control And Speed In Grip “Option”) (S.N. 899548—910010)

Calibrate Transmission Controller (With Single Lever Control And Speed In Grip “Option”) (S.N. 910011— )

Accessing Transmission Controller Rate Of Speed (With Single Lever Control) (S.N. —899547)

Accessing Transmission Controller Rate Of Speed (With Single Lever Control) (S.N. 899548— )

Accessing Transmission Controller Rate Of Speed (With Single Lever Control And Speed In Grip “Option”) (S.N. —899547)

Accessing Transmission Controller Rate Of Speed (With Single Lever Control And Speed In Grip “Option”) (S.N. 899548— )

Accessing Transmission Controller Diagnostics (With Single Lever Control) (S.N. —899547)

Accessing Transmission Controller Diagnostics (With Single Lever Control) (S.N. 899548— )

Accessing Transmission Controller Diagnostics (With Single Lever Control And Speed In Grip “Option”) (S.N. —899547)

Accessing Transmission Controller Diagnostics (With Single Lever Control And Speed In Grip “Option”) (S.N. 899548— )

Calculations For Diagnostic Transmission Calibration Limits For (B1, B2, B8, B9)

Diagnostic Transmission Calibration Limits Table

Transmission Controller Diagnostic Trouble Codes And Calibration Codes

Engine Diagnostic Trouble Codes (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Display Monitor Diagnostic Trouble Codes (450H, 550H S.N. 910011— ) (650H S.N. 924718— )

Access Display Monitor And Engine Diagnostic Trouble Codes (S.N. 910011— )

Program Display Monitor (S.N. 910011— )

Setting Transmission Controller To Default Values

Machine Identity Plugs (S.N. 883589— ) For Standard Single Lever Steer And (SIG) Speed In Grip

Test Harness Kit (JT07329)

Test Harness Kit-Continued

Transmission Controller Connectors

Test Box (JT07349) For Transmission Controller And Transmission Harness

Test Box (JT07349)-Continued

Rotary Sensor Component Location (Single Lever Steer)

Rotary Sensor Component Location With (SIG) Speed In Grip Option

Section 9025: Hydraulic System

Group 05: Theory of Operation

Dozer Hydraulic System Operation

Component Location—Dozer

Hydraulic System Schematic (SN —902404)

Hydraulic System Schematic (SN 902405—)

Lift Cylinders Circuit-Blade Raise Position

Blade Angle Cylinder Circuit W/O Circuit Reliefs (SN —902404)

Blade Angle Cylinder Circuit With Circuit Reliefs (SN 902405—)

Blade Tilt Cylinder Circuit—Tilt Left Position

Hydraulic Pump

Hydraulic Pump and Reservoir Operation

Hydraulic Filter Operation—Normal

Hydraulic Filter Operation Continued—Restricted

Hydraulic Control Valve Operation

Hydraulic System And Angle Circuit Relief Valve Operation

Control Valve Inlet Section Operation

Dozer Blade Auxiliary Valve Operation—Neutral Position

Dozer Blade Lift Valve Operation—Lift Position

Dozer Blade Angle Valve Operation-Right Angle Position (SN —902404)

Dozer Blade Angle Valve Operation-Right Angle Position (SN 902405—)

Dozer Blade Tilt Valve Operation—Tilt Right Position

Control Valve Outlet Cover

Hydraulic Cylinder Operation

Group 15: Diagnostic Information

Use These Seven Basic Steps to Diagnose and Test the Hydraulic System

Make a Pretest Inspection and an Operation Check of the Machine

Hydraulic System Pretest

Diagnose Hydraulic System

Group 20: Adjustments

T—Bar Linkage Adjustment

Auxiliary Lever Linkage Adjustment

Group 25: Tests

Fluid Sampling Procedure—If Equipped

JT02156A Digital Pressure and Temperature Analyzer Kit Installation

JT05801 Clamp—On Electronic Tachometer Installation

Hydraulic Oil Warm-Up Procedure

Hydraulic Pump Flow Test

Hydraulic System Relief Valve Test

Angle Circuit Relief Valve Test—With Remote Pump (SN 902405—)

Pump General Performance Test Using Cycle Times

Hydraulic Cylinder Drift Test Procedure

Lift Cylinder Drift Test

Cylinder Leakage Test

Hydraulic Oil Clean-Up Procedure Using Portable Filter Caddy

Section 9026: Hydrostatic System

Group 05: Theory of Operation

Hydrostatic System

Transmission Control Circuit—Flow Chart

Charge Pump

Hydrostatic Filter

Neutral Charge Relief Valve

Park Brake Valve

Multi-Function Valve

Oil Cooler Bypass Valve

Pump Pressure Control Pilot (PCP)

Pump Displacement Control Valve (PDCV)

Hydrostatic Pump

Flushing Valve and Operating Charge Relief Valve

Hydrostatic Motor Operation

Hydrostatic System Component Location

Hydrostatic System Diagram—Park Brake On (Neutral) (S.N. —908551)

Hydrostatic System Diagram—Park Brake On (Neutral) (S.N. 908552— )

Hydrostatic System Diagram—Reverse (Low Speed) (S.N. —908551)

Hydrostatic System Diagram—Reverse (Low Speed) (S.N. 908552— )

Hydrostatic System Diagram—Forward (High Speed) (S.N. —908551)

Hydrostatic System Diagram—Forward (High Speed) (S.N. 908552— )

Hydrostatic Schematic—Neutral (Park Brake On)

Group 15: Diagnostic Information

Overheating - Flow Chart

Low Charge Pressure - Flow Chart

Mistrack/Indexes - Flow Chart

Machine Will Not Reach Full Speed - Flow Chart

Low Power - Flow Chart

Engine Starts But Both Tracks Do Not Move or Stop Moving - Flow Chart

Moves Only One Direction or One Track Won't Move - Flow Chart

Controller Won't Calibrate And One Of The Following Codes Are Displayed During Calibration - Flow Chart

Group 20: Adjustments

Brake Pedal to Brake Valve Linkage Adjustment

Park Lock Linkage Adjustment

Hydrostatic Motor Speed Sensor Adjustment

Hydrostatic Pump Speed Sensor Adjustment (450H, 550H S.N. —910010) (650H S.N. —924717)

Pressure Control Pilot (PCP) Internal Adjustment

Pump Displacement Control Valve (PDCV) Neutral (Null) Adjustment

Single Lever Control (SLC) Adjustment

Group 25: Test

JT05800 Digital Thermometer Installation

Transmission Oil Warm-Up Procedure

Releasing the Park Brake to Tow the Machine

Disconnect Park Brake for Diagnostic Test

Hydrostatic Pump and Motor Initial Start-Up Procedure

Hydrostatic Pump Flushing Procedure

Pressure Control Pilot (PCP) Manual Override Test

Pressure Control Pilot (PCP) Test

Multi-Function Relief Valve Test

Transmission Efficiency Test

Neutral Charge Relief Pressure Test

Operating Charge Relief Pressure Test

Pump Servo Pressure Test

Hydrostatic Motor Min./Max. Angle Control Piston Pressure Test

Hydrostatic Motor Min./Max. Angle Stop Adjustment (S.N. —899548)

Hydrostatic Motor Min./Max. Angle Stop Adjustment (S.N. 899549— )

Charge Pump Flow Test

Cooler Bypass Valve Test

Section 9031: Heating and Air Conditioning

Group 05: Theory of Operation

Proper Refrigerant Handling

R134a Refrigerant—Cautions

R134a Refrigerant Theory Of Operation

Air Conditioning Circuit Specifications

Air Conditioning Circuit Operational Information

Air Conditioning Circuit Theory Of Operation

Air Conditioning Circuit Schematic

Air Conditioning (W8) Wiring Diagram

Heater Blower Circuit Operational Information

Heater Blower Circuit Theory Of Operation

Heater Blower Circuit Schematic

Receiver/Dryer—Theory Of Operation

Expansion Valve —Theory Of Operation

Relief Valve Compressor—Theory Of Operation

Temperature Control—Theory Of Operation

Freeze Control Switch Operation

Group 15: Diagnostic Information

Diagnose Air Conditioning Electrical Malfunctions

Air Conditioning Component Location

Group 20: Adjustments

Special or Essential Tools

Service Equipment and Tools

Other Materials

Specifications

Proper Refrigerant Handling

R134a Refrigerant—Cautions

R134a Compressor Oil Charge Check

R134a Compressor Oil Removal

R134a Component Oil Charge

R134a Refrigerant Recovery, Recycling and Charging Station Installation Procedure

Recover R134a System

Evacuate R134a System

Charge R134a System

R134a System Cleaning Procedure

R134a System—Purge

Flush Air Conditioner System

Group 25: Test

Special or Essential Tools

Service Equipment and Tools

Specifications

Proper Refrigerant Handling

R12 And R134a Refrigerant Cautions

Diagnostic Chart Pressure

Expansion Valve Operating Test

Blower Switch Test

Blower Resistor Test

Heater Blower Motor Test (Upper Cab)

Freeze Control Switch Test

Air Conditioning Switch Test

Air Conditioner Low Pressure Switch Check

Air Conditioner Low Pressure Switch Test

Air Conditioner High Pressure Switch Check

Air Conditioner High Pressure Switch Test

Air Conditioning Compressor Clutch Coil Test

Freeze Control Switch Test

Air Conditioning System—Test Leak

Refrigerant Hoses And Tubing Inspection

John Deere Crawler Dozers 450H, 550H, 650H Service Operation and Test Service Manual (TM1743)