John Deere H412 Harvester Head Operator’s Manual F075675 PDF

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John Deere H412 Harvester Head Operator’s Manual F075675 – PDF DOWNLOAD

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John Deere H412 Harvester Head Operator’s Manual F075675 – PDF DOWNLOAD

• P/N: F075675_81
• Language: English
• Division: Forestry
• Product Lines: Harvesting Heads
• Publication Type: Operator’s Manuals
• Associated Models: H412
• Series: HARVESTING HEADS SERIES
• Serial: 1EJH412X000001-
• Content: H412 Operator’s instructions

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere H412 Harvester Head Operator’s Manual F075675 – PDF DOWNLOAD

Table of Contents 2
1 Foreword 7
1 1 Copyright 7
1 2 Foreword 7
1 3 Declaration of Incorporation 7
1 4 General assembly instructions 8
1 5 Product identification 8
1 6 Base machine requirements 9
1 7 Standard warranty 9
2 Safety 10
2 1 Follow Laws and Regulations 10
2 1 1 Recognize Safety Information 10
2 1 2 Understand Signal Words 11
2 1 3 Prepare for Emergencies 11
2 1 4 Wear Protective Clothing 12
2 1 5 Handle Chemical Products Safely 12
2 1 6 Cabin protective structures 13
2 2 Operating the harvester head 14
2 2 1 Attach Do not Operate Tag 14
2 2 2 Pay Attention to Bystanders 15
2 2 3 Operate the Boom Safely 15
2 2 4 Keep Danger Zone Clear 16
2 2 5 Avoid saw chain shots 16
2 2 6 Avoid Crush Points 17
2 2 7 Avoid Power Lines 18
2 2 8 What To Do If the Machine Catches Fire? 18
2 2 9 After a fire 19
2 3 Maintenance 19
2 3 1 Keep Machine in Good Condition 20
2 3 2 Use Proper Clothing 20
2 3 3 Use Proper Tools 21
2 3 4 Support Machine Properly 21
2 3 5 Avoid High Pressure Fluids 22
2 3 6 Avoid Heating near Pressurized Fluid Lines 22
2 3 7 Make Welding Repairs Safely 23
2 3 8 Dispose of Waste Properly 23
2 4 Safety Decal Locations 24
3 Specifications 25
3 1 Harvester head brochure 25
3 2 Harvester head specifications 25
3 3 General hydraulic system requirements 26
3 4 General hose and fitting requirements 26
3 5 Key characteristics 27
3 6 Harvester head components (H412) 28
4 Transportation and storage 29
4 1 Preparing for storage 29
4 2 Transport by road 29
5 Harvesting instructions 30
5 1 Planning the work 30
5 1 1 Example of map sketch 30
5 2 Thinning 30
5 2 1 Thinning with harvester alone 31
5 2 2 Thinning with harvester and chain saw 32
5 2 3 Thinning between logging roads 32
5 3 Regeneration harvesting 33
5 3 1 Felling into trees 33
5 3 2 Felling outwards from the stand 34
5 3 3 Felling in both directions 34
5 4 Felling 35
5 4 1 Felling stage 35
5 4 2 Felling on slope 36
5 4 3 Felling trees with large roots 36
5 5 Delimbing and crosscutting 37
6 Systems and Components 38
6 1 Delimbing knives 38
6 1 1 Delimbing quality 38
6 1 2 Delimbing knives cylinders 39
6 2 Four roller feeding 39
6 2 1 H412 Feed rollers 40
6 2 1 1 Inner roller alternatives 40
6 2 1 2 Outer roller alternatives 41
6 2 2 Grabbing 41
6 3 Saw unit 42
6 3 1 Saw unit (new) 43
6 3 1 1 Saw sensor 45
6 3 2 Saw unit (old) 46
6 3 2 1 Saw sensors 47
6 3 2 2 FlashCut 47
6 3 3 Saw chains and saw bars (SuperCut 100S) 48
6 3 4 Saw feeding mechanism 48
6 3 5 Chain shot guard 49
6 3 6 Chain lubrication 50
6 3 6 1 Chain oil tank 51
6 3 6 2 Alternative capacities 51
6 4 Length measuring device (H270, H270E, H290, H412, H414, H480C, H752) 52
6 4 1 Length measuring sensor 53
6 4 2 Measuring wheel alternatives 54
6 5 Diameter measuring device (upper knives) 55
6 6 H412 harvester head valve 56
6 6 1 Hydraulic functions 57
6 6 2 Valve connectors 58
6 6 3 HHC (L22) connectors (H412/H414) 58
6 7 Hydraulic hoses 59
6 8 Optional equipment 59
6 8 1 Color marking unit 60
6 8 1 1 Nozzles in saw box 61
6 8 1 2 Nozzles in knife 62
6 8 2 Stump treatment 63
6 8 2 1 Stump treatment spray 64
6 8 3 Multi-Tree Handling unit 65
6 8 3 1 Multi-Tree Handling (MTH) 66
6 8 3 2 MTH components 67
6 9 Tutorial videos for main harvester head components 67
7 Periodic maintenance 69
7 1 General 69
7 1 1 Preparations 70
7 1 2 Welding instructions 70
7 1 3 Special tools 71
7 1 3 1 Extractor tool for Deutsch™ connectors 72
7 1 3 2 Saw motor puller tool 73
7 1 3 3 Assembly tool for feed cylinder piston gasket 74
7 1 3 4 Chain tensioning check valve installation tool 75
7 1 3 5 Check valve installation tool 75
7 1 3 6 Pressure relief valve installation tool 76
7 1 4 H412 tightening torques 76
7 1 5 Conical sleeve pin tightening 77
7 1 6 Fluids and lubricants 77
7 1 7 Hydraulic pressure measurements 79
7 1 7 1 Main relief valve pressure 80
7 1 7 2 Pilot pressure 81
7 1 7 3 Saw chain tensioning pressure (new) 82
7 1 7 4 Saw chain tensioning pressure (old) 83
7 1 7 5 Grabbing pressures 85
7 1 7 6 Low pressure 86
7 1 7 7 Length measuring pressure 87
7 1 7 8 Color marking pump pressure 88
7 1 8 Tutorial video for harvester head daily maintenance 89
7 2 Optional equipment maintenance 89
7 2 1 Lubricating the Multi-Tree Handling device (DAILY) 90
7 2 2 Checking the Multi-Tree Handling device (EVERY 50 HOURS) 90
7 2 3 Color marking maintenance 91
7 2 3 1 Check and clean the nozzles 91
7 2 3 2 Check the color supply 92
7 2 3 3 Check the pump 93
7 2 3 4 Change the color of the color marking unit 94
7 3 Every 10 hours or daily 94
7 3 1 Check 95
7 3 2 Grease 96
7 3 2 1 Grease rotator and link 97
7 3 3 Fill chain oil tank and color marking tanks 98
7 4 Every 50 hours 98
7 4 1 Check 99
7 4 2 Check rotator screws 100
7 4 3 Grease the saw unit 101
7 4 4 Grease the bar holder (SuperCut 100S) 101
7 5 Every 1000 hours 102
7 5 1 Check 102
7 5 2 Clean color marking tank strainer 103
7 5 3 Clean/change diameter sensors 104
7 5 4 Sharpen delimbing knives 105
7 5 4 1 Knife sharpening 106
7 5 4 2 Back bevel‌ 107
7 5 5 Clean rotator magnetic plug 108
7 5 6 Tighten rotator screws 109
7 6 As required 110
7 6 1 Saw unit maintenance 110
7 6 1 1 Saw chain components 111
7 6 1 1 1 Changing the Saw Chain (SuperCut 100S) 112
7 6 1 1 2 Changing the Saw Chain 113
7 6 1 1 3 Sharpening the saw chain 113
7 6 1 1 3 1 Using a grinder for sharpening 114
7 6 1 1 3 2 Using a round-file for sharpening 115
7 6 1 1 3 3 Depth gauges 116
7 6 1 1 4 Repairing the saw chain 117
7 6 1 1 4 1 Installing new chain parts 118
7 6 1 2 Chain tensioning 119
7 6 1 2 1 Bleed chain tensioning system (SC100) 120
7 6 1 2 2 Bleed chain tensioning system (SuperCut 100S) 121
7 6 1 3 Saw bar 121
7 6 1 3 1 Basic inspection 122
7 6 1 3 2 Changing the saw bar (SuperCut 100S) 123
7 6 1 3 3 Changing the saw bar (SC100) 124
7 6 1 3 4 Changing the Bar Holder (SuperCut 100S) 125
7 6 1 3 5 Changing the Bar Holder (SC100) 126
7 6 1 3 6 Straightening the saw bar 126
7 6 1 3 6 1 Bent bars 127
7 6 1 3 6 2 Twisted bars 128
7 6 1 4 Replacing tip sprocket 129
7 6 1 5 Saw sensor 129
7 6 1 5 1 Replacing saw sensor 131
7 6 1 5 2 Adjusting saw sensor wheel 132
7 6 1 5 3 Adjusting saw sensors 133
7 6 2 Inspect chain shot guard 134
7 6 2 1 Identification of excessive wear and damage 135
7 6 3 Length sensor replacement 136
7 6 4 Stump treatment system maintenance 137
Index 138
Attachments 141
Declaration of Incorporation template_harvester_head_en 142
JD_Harvesterheads_400series_EN 147

S.V 04/24