John Deere DB88 Planters Installation Instructions Manual - PDF DOWNLOAD

John Deere DB88 Planters Installation Instructions Manual - PDF DOWNLOAD

FILE DETAILS:

John Deere DB88 Planters Installation Instructions Manual - PDF DOWNLOAD

Language :English
Pages :112
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

John Deere DB88 Planters Installation Instructions Manual - PDF DOWNLOAD

Individual Row Hydraulic
Downforce for DB88
Planters

Introduction IMPORTANT:

• Read through this instruction thoroughly and familiarize yourself with the machine before performing the procedure. Do not skip steps or perform them out of order.
• The graphics shown in this procedure have parts removed for clarity
• Right-hand and left-hand sides are determined by facing in the direction of forward travel
• This instruction demonstrates the proper procedure for removing the existing pneumatic downforce system and installing the supplied hydraulic downforce system on the following planters

TABLE OF CONTENTS:

John Deere DB88 Planters Installation Instructions Manual - PDF DOWNLOAD

Individual Row Hydraulic
Downforce for DB88
Planters

Contents 5
Safety 7
Recognize Safety Information 7
Understand Signal Words 7
Park Machine Safely 7
Follow Safety Instructions 8
Replace Safety Signs 8
Work in Clean Area 8
Avoid High-Pressure Fluids 9
Live With Safety 9
Support Machine Properly 9
Protect Against Noise 10
Use Proper Tools 10
Wear Protective Clothing 10
Use Proper Lifting Equipment 11
Precautions for Welding 11
Welding 12
General 13
Face-Seal-Fitting Assembly and Installation—All Pressure Applications 13
Metric Face Seal and O-Ring Stud End Fitting Torque Chart—Standard Pressures 14
SAE Face Seal and O-Ring Stud End Fitting Torque Chart—Standard Pressures 15
Service Recommendations For Flare-Type Tube Fittings 16
Service Recommendations For SAE Series Four Bolt Flange Fittings 17
Service Recommendations for Metric Series Four Bolt Flange Fitting 18
Unified Inch Bolt and Screw Torque Values 19
Metric Bolt and Screw Torque Values 20
Recommendations for Hydraulic Connections 21
Row Unit Updates 24
Depressurize the Pneumatic Downforce System 24
Remove the Existing Pneumatic Downforce Springs 25
Replace the Parallel Arm Hardware 26
BA33641 — Install the Actuators 28
BA33370 — Install the Actuator Fittings 33
BA33646 — Install the ExactEmerge™ Row Unit Harness 34
BA33647 — Install the MaxEmerge™ 5e Row Unit Harness 36
BA32946 and BA33294 — Remove and Install the Downforce Sensor 39
BA33644 — Install the Safety Decals 40
BA33367 — Install the Priority Valve (Planter Power Generation) 41
Hoses and Fittings 43
BA33370 — Install the Actuator Fittings 43
BA33374, BA33375, BA33377 — Install the Actuator Fittings 44
BA33376 — Install the Actuator Fittings 45
BA33366 — Install the Combination Valve Block 47
BA33401 — Install the Supply Hoses (Tractor Power Generation) 49
BA33402 — Install the Supply Hoses (Planter Power Generation) 54
BA33400 — Install the Row Unit Hoses 67
System Startup 80
IRHD Configuration Setup 80
Parallel Arm Setup 82
Gauge Wheel Downforce Setup 89
Individual Row Hydraulic Downforce (IRHD) Initial Flush and Test 90
Valve Test (IRHD System Only) 92
Valve Flush Test (IRHD System Only) 93
Air Purge Test (IRHD System Only) 95
Accumulator Test (IRHD System Only) 96
Part Number Index 97
Adapters 97
Connectors 98
Elbows 99
Plugs 103
Quick Couplers 104
Reducers 105
T-Fittings 106
Unions 109
Brackets 110
Page Number 5
Section 05 7
Section 10 13
Section 15 24
Section 20 43
Section 25 80
Section 30 97

S.M 13/3/2025