Complete Diagnosis & Tests Technical Manual with electrical wiring diagrams for John Deere 1780 Front-Fold Drawn Conservation Planters, with all the shop information to maintain, diagnostic, repair, and service like professional mechanics.

John Deere Front-Fold Plus Drawn Conservation Planters Models 1780 workshop Diagnosis & Tests technical 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.

tm1633 - 1780, 1785 Front-Fold Plus Drawn Conservation Planters Technical Manual.pdf

PRODUCT DETAILS:
Total Pages: 882 pages
File Format: PDF (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
Foreword
   Safety and General Information
      Safety
      Lubricants
      General Information
      Planter Frame Adjustments
   Welding
      Repair And Welding
   Planting Units
      Vacuum Seed Metering Mechanisms
      Plateless Seed Meter Mechanism
      Vacuum Manifold System
      Seed Openers
      Closing Wheels
      Insecticide/Herbicide Meter
      Coulter
      Troubleshooting
   Electrical
      Specifications
      Harness Repair
      Control Console Repair
      Lighting Repair
   Drives
      Specifications
      Transmissions and Drives
      Half Width Disconnect
      Liquid Fertilizer
      Variable Rate Drive
   Wheel Modules and Tires
      Wheel Module Repair
   Hydraulics
      Vacuum Meter
      Cylinders
      Solenoid Valves
   Electrical Operation and Tests
      General Information
      System Schematics
      Planter Operational Checks
      System Diagnosis and Tests
      System Operations
   Drives Operation and Tests
      Seed Transmission
   Hydraulic System Operation and Tests
      General Information
      Diagnosis
      Theory Of Operation

tm1633 - 1780, 1785 Front-Fold Plus Drawn Conservation Planters

Table of Contents

Foreword

Section 10: Safety and General Information

Group 05: Safety

Recognize Safety Information

Understand Signal Words

Follow Safety Instructions

Handle Fluids Safely—Avoid Fires

Prevent Battery Explosions

Prepare for Emergencies

Operate the Planter Safely

Keep Riders Off Machine

Prevent Machine Runaway

Prevent Acid Burns

Handle Chemical Products Safely

Transport Safely

Use Safety Lights and Devices

Use a Safety Chain

Avoid High-Pressure Fluids

Park Machine Safely

Free Dry Fertilizer Augers Safely

Handle Chemical Products Safely

Support Machine Properly

Wear Protective Clothing

Service Machines Safely

Work In Ventilated Area

Remove Paint Before Welding or Heating

Illuminate Work Area Safely

Avoid Heating Near Pressurized Fluid Lines

Replace Safety Signs

Use Proper Lifting Equipment

Service Tires Safely

Work in Clean Area

Practice Safe Maintenance

Perform Service Safely

Use Proper Tools

Dispose of Waste Properly

Store Attachments Safely

Use Adequate Service Facilities

Insecticide and/or Herbicide Hoppers Lid Fill Closed Handling System

Observe Environmental Protection Regulations

Live With Safety

Group 10: Lubricants

Grease

Gear Oil

Alternative and Synthetic Lubricants

Lubricant for Finger Pickup Meters

Lubricant for Radial Bean Meter Only

Special Lubricants for Vacuum Seed Meters

Lubricant Storage

Group 15: General Information

Service Information Bulletins

Unified Inch Bolt and Screw Torque Values

Metric Bolt and Screw Torque Values

O-Ring Boss Fitting Torque Chart

Service Recommendations for 37° Flare Connectors

Specifications

Tractor Hydraulic System Requirements

Serial Number Location

Dimensions

Dimensions (Unfolded)

Dimensions (Folded)

Dimensions (Unfolded)

Dimensions (Folded)

Group 20: Planter Frame Adjustments

Specifications

Draft Tube Adjustment

Latch Adjustment

Wing Drop Adjustment

Tongue Adjustment

Adjust Frame Height

Countershaft Drive Coupler Adjustment

Section 20: Welding

Group 05: Repair And Welding

Unauthorized Modifications

Frame Repair

Welding

Emergency Crack Repair

Emergency “T” Joint Repair

Skip Welding

Stress Relief (Normalizing)

Section 30: Planting Units

Group 05: Vacuum Seed Metering Mechanisms

Special or Essential Tools

Other Material

Vacuum

Vacuum Meter Operating Characteristics

Use of Talc Lubricant

Vacuum Meter Field Test

Diagnosing Vacuum Meter Malfunctions

Vacuum Meter Inspection and Service

Repair Vacuum Seed Meter

Install New Vacuum Seal

Adjust Vacuum Meter Baffle

Check Seed Disk Cell

Install Seed Disk

Adjust Meter Hub

Sugar Beet, Sorghum Seed and Sweet Corn Knockout Wheel

Install Knockout Assembly (Sugar Beets, Sorghum and Sweet Corn)

Select Correct Vacuum Meter Brush

Change Brush

Install Brush

Double Eliminator (Sweet Corn/Edible Bean Disk - Flat Type)

Group 10: Plateless Seed Meter Mechanism

Other Material

Specifications

Plateless General Information

Finger Pickup Metering Unit Operating Characteristics

Diagnosing Finger Pickup Malfunctions

Inspect Finger Pickup Meter

Repair Finger Pickup

Feed Cup Operating Characteristics

Diagnosing Feed Cup Malfunctions

Inspect Feed Cup

Inspect Regular Rate Sorghum Feed Cup

Radial Bean Meter Operating Characteristics

Radial Bean Meter Lubricant

Diagnosing Malfunctions

Radial Bean Meter Inspection and Service

Repair Radial Bean Meter

Group 15: Vacuum Manifold System

Clean Vacuum Manifold System

Repair Vacuum Monitoring Assembly

Repair Vacuum Monitoring Assembly —Two Vacuum Gauges

Repair Vacuum Monitoring Assembly with SeedStar

Group 20: Seed Openers

Special or Essential Tools

Other Material

Specifications

Tru-Vee Double Disk

Changing Planting Depth

Inspect Openers

Adjusting Gauge Wheels

Replacing Seed Opener Blades and Seed Tube Guard

Diagnosing Seed Opener Malfunctions

Tru-Vee Double Disk Opener MaxEmerge Plus Units

Replace Scrapers

Repair Gauge Wheels

Gauge Wheel Bearing Replacement

Walking Gauge Wheel

Group 25: Closing Wheels

Closing Wheels

Adjust Closing Wheel Down Force

Adjust Closing Wheel When Planting Small Seeds at Shallow Depths

Center (Align) Closing Wheels

Closing Wheels—MaxEmerge Plus Units

Group 30: Insecticide/Herbicide Meter

Specifications

Calibrating Insecticide/Herbicide Meter

Insecticide/Herbicide Meter Drive Alignment

Group 35: Coulter

Specifications

Coulter Maintenance

Group 40: Troubleshooting

Row Units

Vacuum Meter

Plateless Meter

Section 40: Electrical

Group 05: Specifications

Electrical Specifications

Group 10: Harness Repair

Essential or Recommended Tools

Service Equipment and Tools

Electrical Tool Repair Kit

Wire Repair Pliers

Terminal Applicator

Other Materials

Service Parts Kits

Connector Identification

Electrical Connector Handling

Replace CPC, Large MATE-N-LOK and METRIMATE CPC, MATE-N-LOK, and METRIMATE are trademarks of AMP Inc. Pin Type Connectors

Replace CPC Blade Type Connectors

Replace Small MATE-N-LOK MATE-N-LOK is a trademark of AMP Inc. Socket Connector

Replace Small MATE-N-LOK MATE-N-LOK is a trademark of AMP Inc. Pin Connector

Replace DEUTSCH DEUTSCH is a trademark of the Deutsch Co. Connectors

Replace WEATHER PACK WEATHER PACK is a trademark of Packard Electric. Connector

Remove Connector Body from Blade Terminals

Install DEUTSCH DEUTSCH is a trademark of the Deutsch Co. Contact

Install WEATHER PACK WEATHER PACK is a trademark of Packard Electric. Contact

Replace (Pull Type) Metri-Pack Connectors

Replace (Push Type) Metri-Pack Connectors

Use Terminal Cleaner and Di-Electric Grease

Harness Repair (Splice Broken or Cut Wire)

Harness Repair—Splice Connector

Replace Harness

Group 15: Control Console Repair

Remove Console—12/23 and 16/22

Remove Console—24/20 and 16/31 Planters

Remove Console—12/23 and 16/22 (30-60 Series Tractors)

Remove Console—12/23 and 16/22 (8000 Series Tractors)

Console Harness—12/23 and 16/22

Repair Console—12/23 and 16/22

Group 20: Lighting Repair

Warning Lamp Repair 12/23 and 16/22 (SN —680100)

Warning Lamp Repair 24/20 and 16/31 (SN —680100)

Red Warning Lamp Repair (SN 680101—)

Amber Warning Lamp Repair (SN 680101—)

Section 50: Drives

Group 05: Specifications

Drive Chains

Fertilizer Drive

Group 10: Transmissions and Drives

Specifications

Seed Transmission

Disassemble and Assemble Seed Transmission

Adjusting Seed Transmission Wheel Engagement Point

Replace Drillshaft Cotter Pin

Group 15: Half Width Disconnect

Other Material

Specifications

Half-Width Disconnect Clutch

Remove Half-Width Disconnect

Sprocket Kit

Cover Kit

Wiring Harness Kit

Coil Kit

Actuator, Hub and Spring Kits

Group 25: Liquid Fertilizer

Other Material

Specifications

Liquid Fertilizer Transmission—12/23 and 16/22

Adjust Seed and/or Fertilizer Transmission Wheel Engagement Point

Pump Orientation

Fertilizer Pump Cross-Sectional Drawing

Liquid Fertilizer System Operation

Priming and Initial Start Up of Pump

How to Set Liquid Fertilizer Rates

Changing From Low to High Range (16-Row)

Changing From High to Low Range (16-Row)

Changing From Low to High Range (12/23)

Changing From High to Low Range (12/23)

Changing Orifice in Special Fitting

Clean Strainer

Strainer Maintenance

Piston Pump Storage Procedures

Flush Fertilizer System

Piston Pump Repair

Check Valves and Install Gasket Kit

Fertilizer Pump Repair Kits

Lubrication

Afterseason Storage

Single-Disk Fertilizer Opener Maintenance

Fertilizer System

Liquid Fertilizer—Piston Pump System

Group 30: Variable Rate Drive

Variable Rate Drive

Section 60: Wheel Modules and Tires

Group 05: Wheel Module Repair

Specifications

Frame Wheels—12/23 (H01780F665101— ) (H01780F670101— )

Frame Wheels—24/20 Planter

Wheel Module—12/23 (H01780F675174—)

Wheel Module—12/23, 16/22 (H01780F675174— ), and 16/31

Section 70: Hydraulics

Group 05: Vacuum Meter

Essential or Recommended Tools

Flywheel Puller Assembly

Other Material

Specifications

Set Vacuum Level

Check Row Vacuum Reading

Inspect Vacuum Motor

Clean Vacuum Pump Motor Guard

Hookup for VacuMeter Using Tractor Valve to Control Blower Speed 8000 and 9000 Series SCV

Hookup for VacuMeter on 8000 and 9000 Series Tractors Using Power Beyond and Planter Valve to Control Blower Speed

Hookup for VacuMeter on 8000 Series Tractor Using SCV's to Control Blower Speed Optional Configuration

Connect Blowers for Vacuum Control (Other Tractors)

Hookup for VacuMeter on 8000 Series Tractor Using Power Beyond and Planter Valves to Control Blower Speed

Hookup for VacuMeter On 8000 Series Tractor for Planter with Independent Markers

Vacuum Blower Control Manual Shut-Off Valve (All Flow Control Valve Versions) Power Beyond Applications

Flow Control Valve

Repair Vacuum Pump

Assemble Pump

Group 10: Cylinders

Essential or Recommended Tools

Ring Compressor

Snap Ring Pliers

Port Wrench

Spanner Wrench

Specifications

Cylinder Specifications

Avoid High-Pressure Fluids

Remove Marker Cylinder—12/23 and 16/22

Remove Marker Cylinder 16/31 and 24/20

Install Marker Cylinder 12/23 and 16/22

Install Marker Cylinder 16/31 and 24/20

Remove Fold Cylinder

Install Fold Cylinder

Remove Hitch Cylinder

Install Hitch Cylinder

Remove Wheel Lift Cylinder

Install Wheel Lift Cylinder

Hitch Cylinder 12/23 and 16/22

Hitch Cylinder 24/20 and 16/31

Marker Cylinder 12/23 and 16/22 Style A

Marker Cylinder 24/20 and 16/31 Style A

Marker Cylinder 12/23, 16/22, 24/20 and 16/31 Style B

Marker Wing Cylinder 24/20 and 16/31

Fold Cylinder

Disassemble Wyr-Loc Cylinder

Assemble Cylinder

Lift Cylinder—12/23 (H01780F665101— ) (H01780F670101— )

Lift Cylinder—12/23 (H01780F675101— ) 12/23 and 16/22 (H01780F675174— ) 24/20 and 16/31 (H01780A670101— ) (H01780A675101— )

Disassemble Lift Cylinder—12/23 (H01780F665101— ) (H01780F670101—  )

Assemble Lift Cylinder—12/23 (H01780F665101— ) (H01780F670101— )

Disassemble Lift Cylinder—12/23 (H01780F675101— ) 12/23 and 16/22 (H01780F675174— ) 24/20 and 16/31 (H01780A670101— ) (H01780A675101— )

Assemble Lift Cylinder—12/23 (H01780F675101— ) 12/23 and 16/22 (H01780F675174— ) 24/20 And 16/31 (H01780A670101— ) (H01780A675101— )

Group 15: Solenoid Valves

Specifications

Remove and Install Solenoid Valve

Inspect Valve

Inspect Flow Regulator Valve

Section 240: Electrical Operation and Tests

Group 05: General Information

Electrical Schematic Symbols

Visually Inspect Electrical System

Seven Step Electrical Test Procedure

Circuit Information

Electrical Circuit

Electronic Circuit

Electrical Circuit Malfunctions

High Resistance or Open Circuit

Grounded Circuit

Shorted Circuit

Abbreviations and Explanations—Wiring Diagrams

Communication System Terminators—SeedStar Monitor Controller with Frame Control

Protect Monitor and Control System From High Voltage

Group 10: System Schematics

SeedStar and Variable Rate Drive

Frame Control and Lighting Circuit Schematic—12/23 and 16/22

24/20 and 16/31 Lighting Circuit Schematic (SN 680101—)

Tractor Harness Schematic SN—690100

Communications Cable Connector (Tractor) (1-of-2) (SN—690100)

Communications Cable Connector (Tractor) (2-of-2) (SN—690100)

Test Passive Terminator (SN—690100)

Tractor Harness Schematic (SN 690101—)

Implement Harness Schematic (SN 690101—)

Communications Cable Connector (Tractor) (SN 690101—)

Frame Control Harness Schematic—1780 24/20 and 16/31 Row Planters

12/23 and 16/22 Frame Control and Lighting Harnesses

12/23 and 16/22 ComputerTrak ComputerTrak is a trademark of Deere & Company Monitor Harness

12/23 and 16/22 SeedStar SeedStar is a trademark of Deere & Company Monitor Harness

Frame Control and Lighting Harnesses—24/20 and 16/31

SeedStar Can and Seed Sensor Harness Location—24/20 and 16/31

Console Wiring Harness—12/23 and 16/22

Lighting Enhancement Module—Theory of Operation

Schematic—Lighting Enhancement Module (SN 680101—)

Group 15: Planter Operational Checks

Planter Operational Checks

Group 20: System Diagnosis and Tests

Service Equipment and Tools

Specifications

System Diagnosis—12/23 and 16/22

System Diagnosis—24/20 and 16/31

Planter Control System Tests 16/31 and 24/20

CAN Bus Diagnostics

Planter Control System Tests—12/23 and 16/22

24/20,16/31 SeedStar Controller Pin Functions—Black Connector

Test Console Switches Using SeedStar Display Info Mode 16/31 and 24/20

Test Console Switches—12/23 and 16/22

Test Console Harness—12/23 and 16/22

Checking Solenoids

Checking Valves

Testing Diodes

Test 7-Pin Connector

7-Pin Connector

Test Fold Switch

Test Relays

Diagnosing Failed Relays

Test Marker Alternating Switch

Diagnosing Failed Switches

Group 25: System Operations

Solenoid Operated Check Valve (SV1 and SV3)

Solenoid Operated Shut-Off Valve (SV4)

Valve Block Location

1780 Valve Block—12/23 (H01780F665101—999) (H01780F670101—999)

Switch Position vs Solenoid Status

1780 Valve Block—12/23 (H01780F675101—174)

Switch Position vs Solenoid Status

1780, 1785 Valve Block—12/23 and 16/22 (H01780F675175— )

Switch Position vs Solenoid Status

1780, 1785 Valve Block 24/20 and 16/31 (H01780A670101— )

1780, 1785 Marker Valve Block—24/20 and 16/31

Switch Position Solenoid Status

1780, 1785 Valve Block—24/20 and 16/31 (H01780A675101— )

1780, 1785 Marker Valve Block—24/20 and 16/31

Switch Position Solenoid Status

Section 250: Drives Operation and Tests

Group 05: Seed Transmission

Seed Transmission Theory of Operation

Section 270: Hydraulic System Operation and Tests

Group 05: General Information

JIC Hydraulic Symbols

Commonly Used Planter Hydraulic Symbols

Abbreviations and Explanation

Group 10: Diagnosis

Planter Operational Checks

Diagnosing Uneven Wheel Cylinder Retraction While Lowering—1780, 1785 Front Fold Planters

Flow Regulator Valve Location Diagrams

Flow Regulator Diagnostics

Wing Wheel Fails to Retract (Planter Folded)

1780 12/23 (H01780F665101—999) (H01780F670101—999) Wheel Cylinders Retract When Planter is Raised (Plant Position)

Diagnosing Tractor SCV Leak

Planter Raise Times

Group 25: Theory Of Operation

1780 Hydraulics—12/23 (H01780F665101—999) (H01780F670101—999)

1780 Hydraulics—12/23 (H01780F675101—675174)

1780, 1785 Hydraulics—12/23 and 16/22 (H01780F675175— )

1780 Hydraulics—12/23 (H01780F665101—999) (H01780F670101—999)

1780 Hydraulics—12/23 (H01780F675101—174)

1780, 1785 Hydraulics—12/23 and 16/22 (H01780F675175— )

1780 Hydraulics—24/20 (H01780A670101—999)

1780, 1785 Hydraulics—24/20 (H01780A675101— )

1780, 1785 Hydraulics—16/31 (H01780A670101— )

1780, 1785 Hydraulics—16/31 (H01780A675101— )

Valve Block Location

1780 Valve Block—12/23 (H01780F665101—999) (H01780F670101—999)

12/23—(H01780F665101—999) (H01780F670101—999)

1780 Valve Block—12/23 (H01780F675101—174)

12/23—(H01780F675101—174)

1780, 1785 Valve Block—12/23 and 16/22 (H01780F675175— )

12/23 and 16/22—(H01780F675175— )

1780 Valve Block 24/20 and 16/31 (H01780A670101—999)

24/20 and 16/31 (H01780A670101—999)

1780, 1785 Valve Block—24/20 and 16/31 (H01780A675101— )

24/20 and 16/31 (H01780A675101— )

Flow Regulator Valves

Thermal Relief Valves

Solenoid Operated Check Valve (SV1 and SV3)

Solenoid Operated Shut-Off Valve (SV4)

Solenoid Valves (SV1 and SV3)

Marker Sequence Valve—12/23 and 16/22

Raise Marker—One or Both Markers—12/23 and 16/22

Lower Right Marker—12/23 and 16/22

Lower Left Marker—12/23 and 16/22

Fold Planter—12/23 and 16/22

Unfold Planter—12/23 and 16/22

Retract Hitch Cylinder—12/23 (H01780F665101— ) (H01780F670101— )

Retract Hitch Cylinder—12/23 and 16/22 (H01780F675101— ) (H01780675174— )

Extend Hitch Cylinder—12/23 (H01780F665101— ) (H01780F670101— )

Extend Hitch Cylinder—12/23 and 16/22 (H01780F675101— ) (H01780675174— )

Raise Planter—12/23 and 16/22

Lower Planter—12/23 and 16/22

Extend Wing Wheels—12/23 and 16/22

Retract Wing Wheels—12/23 and 16/22

Lower Marker—12/23 and 16/22

Raise Marker(s)—12/23 and 16/22

Lower Marker Wing(S) 24/20 and 16/22

Raise Marker Wing(S) 24/20 and 16/22

Marker Operation—24/20 and 16/31 Manual Mode

Marker Operation—24/20 and 16/31 Automatic Mode

Lower Planter—16/31 8-Cylinder Lift System

Raise Planter—16/31 8-Cylinder Lift System

Extend Wing Wheels—16/31

Retract Wing Wheels—16/31

Extend Wing Wheels—24/20

Retract Wing Wheels—24/20

Lower Planter—24/20 6-Cylinder Lift System

Raise Planter—24/20 6-Cylinder Lift System

Raise/Lower Hitch—24/20, 16/31

Unfold/Fold Planter—24/20, 16/31