Complete Repair Service Technical Manual for John Deere 1790 Front-Fold Planter (SN.705101–740100), with all the workshop information to maintain, repair, and service like professional mechanics.

John Deere Front-Fold Planters Models 1790 workshop technical manual (repair) 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.
* 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.

tm2058 - 1790 Front-Fold Planter Repair Technical Manual.pdf
tm2058 - 1790 Front-Fold Planter Repair Technical Manual.epub

Total Pages: 814 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English

MAIN SECTIONS
  Foreword
   General Information
      Safety
      Lubricants
      General Information
   Vacuum System
      Vacuum System
   Central Commodity System
      Seed Tanks and Manifolds
      Seed Delivery Hose
      Central Commodity System Fan
   Planting Units
      Row Units
      PRO-SERIES™/PRO-SERIES XP Vacuum Seed Metering Mechanisms
      PRO-SERIES™/PRO-SERIES XP Plateless Seed Meter Mechanisms
      Seed Openers
      Closing Wheels
      Row Tillage
      Mechanical Row Unit Down Force
      Pneumatic Row Unit Down Force
   Hitch, Frame and Rockshafts
      Hitch Pads
      Rockshafts
      Tow-Behind Hitch and Loading Platform
      Welding Repair
      Wheel Module Repair
      Row Markers
   Electrical
      Connector Repair
      Frame Control Box
      Relays, Sensors and Switches
      Lighting Repair
   Drives
      Specifications
      Drive Wheels
      Half-Width Disconnect
      Seed Drive Transmission (S.N. -705100)
      Seed Drive Transmission (S.N. 705101- )
      Variable Rate Drive
      Drillshafts
   Fertilizer and Pesticide Systems
      Liquid Fertilizer System
      Variable Rate Fertilizer
      Pesticide System
   Hydraulics
      General Information
      Motors
      Cylinders
      Valve Block
      Valves
      Miscellaneous
   Miscellaneous
      Polyethylene Tank Repair
   Dealer Fabricated Tools

tm2058 - 1790 Front-Fold Planter Repair

Table of Contents

Foreword

Section 10: General Information

Group 05: Safety

Recognize Safety Information

Understand Signal Words

Follow Safety Instructions

Handle Fluids Safely—Avoid Fires

Prepare for Emergencies

Avoid Harmful Asbestos Dust

Practice Safe Maintenance

Avoid High-Pressure Fluids

Park Machine Safely

Support Machine Properly

Wear Protective Clothing

Handle Agricultural Chemicals Safely

Work in Clean Area

Service Machines Safely

Work In Ventilated Area

Illuminate Work Area Safely

Replace Safety Signs

Use Proper Lifting Equipment

Remove Paint Before Welding or Heating

Avoid Heating Near Pressurized Fluid Lines

Service Tires Safely

Use Proper Tools

Construct Dealer-Made Tools Safely

Dispose of Waste Properly

Live With Safety

Group 10: Lubricants

Grease

Gear Oil

Alternative and Synthetic Lubricants

Lubricant Storage

Group 15: General Information

Unauthorized Modifications

Machine Photo

Machine Specifications

Record Serial Number

Sealants and Adhesives Cross-Reference Chart

Metric Bolt and Screw Torque Values

Unified Inch Bolt and Screw Torque Values

Face Seal Fittings Assembly and Installation—All Pressure Applications

Metric Face Seal Fitting Torque Chart—Standard Pressure Applications

SAE Face Seal Fitting Torque Chart—Standard Pressure Applications

External Hexagon Port Plug Torque Chart

Section 20: Vacuum System

Group 05: Vacuum System

Essential or Recommended Tools

Other Material

Specifications

Adjust Vacuum Gauge

Check Row Vacuum — Pro-Series Row Units

Vacuum Manifold Blower System

Clean Vacuum Manifold System

Repair Vacuum Monitoring Assembly —Two Vacuum Gauges

Repair Vacuum Monitoring Assembly with SeedStar™

Remove and Install Vacuum Blower Assembly (S.N. —715100)

Remove and Install Vacuum Blower Motor (S.N. —715100)

Remove and Install Vacuum Blower Motor (S.N. 715101—)

Section 25: Central Commodity System

Group 05: Seed Tanks and Manifolds

Other Material

Specifications

Service Parts Kits

Remove and Install Seed Tanks

Remove and Install Refuge Plus Third Tank

Tank Repair

Seal Central Commodity System Tanks To Prevent Water Leakage

Remove and Install Seed Agitator Motor Assembly (S.N. —705100)

Remove and Install Seed Agitator Motor Assembly (S.N. 705101— )

Remove and Install Seed Delivery Manifold Seal

Remove and Install Seed Delivery Manifold Nozzle

Repair CCS Seed Tank Manifold (S.N. —705100)

Repair CCS Seed Tank Manifold (S.N. 705101— with Steel End Plates)

Repair Central Commodity System Seed Tank Manifold (with Plastic End Plates)

Remove and Install Seed Tank Lid Ring and Seal

Group 10: Seed Delivery Hose

Other Material

Remove and Install Seed Delivery Hose

Repair Seed Delivery Hose

Group 15: Central Commodity System Fan

Specifications

Remove and Install Central Commodity System Blower Fan (S.N. —715100)

Remove and Install Central Commodity System Blower Fan (S.N. 715101—)

Repair Central Commodity System Blower Fan Assembly (S.N. —715100)

Repair Central Commodity System Blower Fan Assembly (S.N. 715101—)

Section 30: Planting Units

Group 05: Row Units

Specifications

Remove and Install Rockshaft Mounted Row Units

Remove and Install Front Center Frame Row Units

Group 10: PRO-SERIES™/PRO-SERIES XP Vacuum Seed Metering Mechanisms

Essential or Recommended Tools

Other Material

Specifications

PRO-SERIES™ / Pro-Series XP™ Row Unit Vacuum Seed Meter Exploded View

Remove and Install Vacuum Meter Seal

Remove and Install Vacuum Meter

Remove and Install Seed Disk

Remove and Install Double Eliminator Plate

Repair Vacuum Meter

Inspect Vacuum Meter

Remove and Install Knockout Assembly

Remove and Install Vacuum Meter Brush

Adjust Meter Hub

Install Dust Seal

Adjust Meter Latch

Repair Pro-Shaft™ Drive

Group 11: PRO-SERIES™/PRO-SERIES XP Plateless Seed Meter Mechanisms

Specifications

Finger Pick-Up Meter Exploded View

Inspect Finger Pick-Up Meter

Disassemble and Assemble Finger Pick-Up Meter

Radial Bean Meter Exploded View

Disassemble Radial Bean Meter

Assemble Radial Bean Meter

Group 15: Seed Openers

Essential or Recommended Tools

Other Material

Specifications

PRO-SERIES Double Disk Opener Exploded View

Remove and Install Seed Tube

Inspect and Adjust Seed Opener Blades

Replace Seed Opener Blades and Seed Tube Guard

Gauge Wheels— Exploded View (S.N. —710100)

Gauge Wheels—Exploded View (S.N. 710101— )

Gauge Wheel Bearing Replacement (S.N. —710100)

Gauge Wheel Bearing Replacement (S.N. 710101— )

Remove and Install Gauge Wheel Depth Adjusting Handle

Adjust Gauge Wheels

Replace Scrapers

Replace Heavy-Duty Scrapers

Group 20: Closing Wheels

Other Material

Specifications

PRO-SERIES Closing Wheels Repair

Center Closing Wheels

Adjust Closing Wheel Spacing

Stagger Closing Wheels

Adjust Closing Wheel Down Force

Group 35: Row Tillage

Other Material

Specifications

Adjust Coulter Bearing

Disassemble and Assemble Unit Mounted Row Cleaner Unit with Tapered Wheels

Remove and Install Floating Row Cleaner for Unit Mounted Coulter

Group 30: Mechanical Row Unit Down Force

Specifications

Remove and Install Heavy-Duty Down Force Spring Assembly

Repair Heavy-Duty Down Force Spring Assembly (Regular Parallel Arms)

Repair Heavy-Duty Down Force Spring Assembly (Long Parallel Arms)

Group 31: Pneumatic Row Unit Down Force

Other Material

Specifications

Depressurize Pneumatic Down Force System

Adjust and Inspect Pneumatic Down Force

Install Integrated Pneumatic Down Force Air Pressure Gauges

Remove and Install Integrated Pneumatic Down Force Control Valve

Disassemble and Assemble Pneumatic Down Force Control Valve

Remove and Install Pneumatic Down Force Control Valve Poppet

Remove and Install Integrated Pneumatic Down Force Air Reservoir

Integrated Pneumatic Down Force Air Compressor—Exploded View

Cab-Mounted Pneumatic Down Force Air Compressor—Exploded View

Remove and Install Integrated Pneumatic Down Force Air Compressor

Remove and Install Air Compressor Filter

Remove and Install Air Compressor Isolators

Remove and Install Hydraulically Driven Air Compressor Filter

Remove and Install Hydraulically Driven Air Compressor

Disassemble and Assemble Hydraulically Driven Air Compressor

Section 35: Hitch, Frame and Rockshafts

Group 05: Hitch Pads

Other Material

Specifications

Remove and Install Hitch Pads

Group 10: Rockshafts

Other Material

Specifications

Remove and Install Rockshaft

Shim Rockshaft

Group 15: Tow-Behind Hitch and Loading Platform

Remove and Install Tow-Behind Hitch

Remove and Install Loading Platform

Remove and Install Loading Platform with Hitch — 24R20

Remove and Install Loading Platform — 24R20 without Hitch (S.N. 715101—)

Group 20: Welding Repair

Frame Repair

Welding

Emergency Crack Repair

Emergency “T” Joint Repair

Skip Welding

Stress Relief (Normalizing)

Group 25: Wheel Module Repair

Other Material

Specifications

Center Frame Wheel Module Exploded View

Wing Wheel Module Exploded View

Axle and Hub Assembly (8-Bolt)

Axle and Hub Assembly (6-Bolt)

Remove and Install Center Frame Wheel Assembly

Remove and Install Wing Wheel Assembly

Adjust Tire Scraper

Group 30: Row Markers

Specifications

Remove and Install Row Marker

Disassemble and Assemble Row Marker Disk and Arms

Disassemble and Assemble Row Marker Pivot

Replace Marker Breakaway Bolt

Adjust Marker Length

Adjust Marker Disk

Section 40: Electrical

Group 05: Connector Repair

Essential or Recommended Tools

Other Material

Use Electrical Insulating Compound

Using High-Pressure Washers

Repair Procedure R-A

Repair Procedure R-B

Repair Procedure R-C

Repair Procedure R-D

Repair Procedure R-E

Repair Procedure R-F

Repair Procedure R-G

Repair Procedure R-I

Repair Procedure R-J

Repair Procedure R-K

Repair Procedure R-M

Repair Procedure R-N

Repair Procedure R-T

Repair Procedure R-AA

Repair Procedure R-AE

Replace Fold-Unfold Circuit Diode

Remove and Install Frame Control Harness

Group 10: Frame Control Box

Remove and Install Relay

Test Relay

Remove and Install Circuit Board

Remove and Install Toggle Switch

Group 15: Relays, Sensors and Switches

Other Material

Specifications

Replace Marker Switch

Replace Fold Control Switch (S.N. —705100)

Replace Fold Control Switch (S.N. 705101— )

Replace Central Commodity System Push Button Shut-Off Switch

Replace Central Commodity System Cleanout Switch

Remove and Install Rockshaft Mercury Switch (S.N. —710100)

Remove and Install Rockshaft Limit Switch (S.N. 710101—)

Remove and Install Central Commodity System Loading Platform Light Switch

Replace Integrated Pneumatic Down Force Compressor Pressure Switch

Remove and Install Height Sensor

Remove and Install Gauge Wheel Down Force Sensor

Remove and Install Sensor Node Controllers (SeedStar XP only)

Remove and Install Seed Level Sensor

Remove and Install Vacuum Sensor

Remove and Install Wheel Motion Sensor

Remove and Install Hopper Level Sensor

Remove and Install Liquid Fertilizer Sensor

Remove and Install Seed Tube Sensor

Remove and Install Integrated Pneumatic Down Force Pressure Sensor

Remove and Install Variable Rate Fertilizer Pump Speed Sensor

Remove Variable Rate Fertilizer Cam Position Sensor

Install Variable Rate Fertilizer Cam Position Sensor

Remove and Install Variable Rate Drive Motor Speed Sensor

Relay Identification

Group 20: Lighting Repair

Remove and Install Amber Warning Lamp Assembly

Remove and Install Amber Warning Lamp Bulb

Remove and Install Red Warning Lamp Assembly

Remove and Install Red Warning Lamp Bulb

Section 50: Drives

Group 05: Specifications

Drive Chain Specifications (S.N. —705100)

Drive Chain Specifications (S.N. 705101—710100 )

Drive Chain Specifications (S.N. 710101— )

Shear Pin Specifications

Sprocket Specifications

Spur Gear Specifications

Group 10: Drive Wheels

Transmission Drive Wheel Exploded View (S.N. —705100)

Transmission Drive Wheel Exploded View (S.N. 705101— )

Group 15: Half-Width Disconnect

Other Material

Specifications

Remove and Install Half-Width Disconnect Clutch (S.N. —705100)

Remove and Install Half-Width Disconnect Clutch (S.N. 705101— )

Disassemble and Assemble Half-Width Disconnect Clutch

Group 20: Seed Drive Transmission (S.N. —705100)

Specifications

Remove and Install Seed Drive Transmission

Seed Drive Transmission

Adjust Seed Drive Transmission Contact Link (S.N. —705100)

Check and Adjust Transmission Spur Gear Backlash

Group 21: Seed Drive Transmission (S.N. 705101— )

Specifications

Remove and Install Seed Drive Transmission

Seed Drive Transmission

Adjust Seed Drive Transmission Contact Link (S.N. 705101—)

Check and Adjust Transmission Spur Gear Backlash

Group 25: Variable Rate Drive

Variable Rate Drive

Group 30: Drillshafts

Specifications

Align Drillshaft Couplers—38 cm (15 in.) Row Machines

Align Drillshaft Couplers—51 cm (20 in.) Row Machine

Sprocket Location Drawings

Section 60: Fertilizer and Pesticide Systems

Group 05: Liquid Fertilizer System

Essential or Recommended Tools

Other Material

Specifications

Flush Liquid Fertilizer System

Remove and Install Fertilizer Tank

Tank Repair

Tighten Liquid Fertilizer Hose Clamps

Adjust Pump Number Setting

Fertilizer Pump Drive Assembly

Adjust Fertilizer Drive Contact Link

Fertilizer Pump Exploded View

Remove and Install Fertilizer Pump

Fertilizer Pump Repair

Priming and Initial Start Up of Pump

Fertilizer Pump Lubrication

Remove and Install Fertilizer Flow Divider

Disassemble and Assemble Fertilizer Flow Divider

Remove and Install Liquid Fertilizer Block Manifold

Repair Liquid Fertilizer Block Manifold

Remove and Install Liquid Fertilizer In-Line Orifice

Remove and Install Liquid Fertilizer Coupler

Remove and Install Liquid Fertilizer Check Valve

Remove and Install Liquid Fertilizer Delivery Tube

Frame Mounted Single-Disk Fertilizer Opener (S.N. —720100)

Frame Mounted Single-Disk Fertilizer Opener (S.N. 720101—)

Remove and Install Fertilizer Opener Disk Seals and Bearing—24R20 Machines Only

Frame Mounted Single-Disk Fertilizer Opener—24R20 Machines Only

Repair Double Disk Fertilizer Opener

Unit Mounted Double-Disk Fertilizer Opener

Group 10: Variable Rate Fertilizer

Other Material

Specifications

Remove and Install Variable Rate Fertilizer Pump

Variable Rate Fertilizer Pump Exploded View

Variable Rate Fertilizer Pump Repair

Replace Variable Rate Drive Pump Crankcase Seal

Group 15: Pesticide System

Other Material

Specifications

Pesticide Tanks

Remove and Install Pesticide Tank— 265 L (70 gal.) Tank

Remove and Install Pesticide Tank— 852 L (225 gal.) Tank

Remove and Install Pesticide Tank Shut-Off Valve— 265 L (70 gal.) Tank

Repair Pesticide Tanks— 265 L (70 gal.) Tank

Repair Pesticide Tank— 852 L (225 gal.) Tank

Section 70: Hydraulics

Group 00: General Information

Relieve Hydraulic System Pressure

Group 05: Motors

Other Material

Specifications

Inspect Vacuum Blower Motor

Repair Vacuum Blower Motor (S.N. 710101—715100)

Repair Vacuum Blower Motor (S.N. 715101—745100)

Repair Vacuum Blower Motor (S.N. 745101—)

Inspect Central Commodity System Blower Motor

Repair Central Commodity System Blower Motor—Type A

Remove and Install Central Commodity System Blower Motor—Type B

Repair Central Commodity System Blower Motor—Type B

Group 10: Cylinders

Specifications

Remove and Install Main Frame Wheel Cylinder

Remove and Install Wing Wheel Cylinder

Remove and Install Wing Fold Cylinder

Remove and Install Marker Cylinder

Remove and Install Rockshaft Cylinder

John Deere 100 Series Hydraulic Cylinder Repair—Use CTM

Disassemble and Assemble Fertilizer Frame Main Frame Wheel Cylinder, and Wing Wheel Cylinder

Group 15: Valve Block

Valve and Port Locations (S.N. —705100)

Valve and Port Locations (S.N. 705101—715100 )

Valve and Port Locations (S.N. 715101— )

Group 20: Valves

Specifications

Remove and Install Solenoid Valves

Inspect Solenoid Valve Body

Remove and Install Cartridge Valves

Remove and Install Rockshaft Solenoid Valve Assembly (S.N. —715100)

Remove and Install Rephasing Valve Assembly

Flow Control Valve

Group 25: Miscellaneous

Remove and Install Center Frame Bulkhead Hydraulic Lines (S.N. —705100)

Remove and Install Hydraulic Oil Cooler

Section 80: Miscellaneous

Group 05: Polyethylene Tank Repair

Essential or Recommended Tools

Repair Polyethylene Plastic

Install RIVNUT RIVNUT is a registered trademark of RIVNUT Engineered Products Inc. Threaded Inserts

Section 99: Dealer Fabricated Tools

Group 05: Dealer Fabricated Tools

DFAXT1—Set Screw Wrench

John Deere 1790 Front-Fold Planter Repair Service Manual (TM2058)