John Deere H270E Harvester Head Operator’s Manual – PDF DOWNLOAD

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John Deere H270E Harvester Head Operator’s Manual – PDF DOWNLOAD

FILE DETAILS:

John Deere H270E Harvester Head Operator’s Manual – PDF DOWNLOAD

P/N: F071968_RM
Language: English
Division: Forestry
Product Lines: Harvesting Heads
Publication Type: Operator’s Manuals
Associated Models: H270E
Series: HARVESTING HEADS SERIES
Serial: EJH270E00001-

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

John Deere H270E Harvester Head Operator’s Manual – PDF DOWNLOAD

Contents 7
Warranty 9
Standard warranty clauses 9
Standard Warranty 9
Periodic Maintenance 9
Safety – Safety Features 10
Safety Features of the Harvester Head 10
Safety – General Precautions 11
General 11
Recognize Safety Information 11
Understand Signal Words 11
Follow Safety Instructions 12
Before Use 13
Safety – Operating Precautions 14
Operating Safety Precautions 14
Before a New Shift 15
Transport by Road 15
Prepare Harvester Head for Storage 16
Safety – Maintenance Precautions 17
General 17
Working with Oils and Chemicals 19
Planning Your Work 20
General 20
Example of How a Map Sketch May Look 22
Thinning 24
General 24
Working Techniques for Thinning 26
Regeneration Harvesting 29
General 29
Working Techniques for Regeneration Harvesting 29
Felling 32
General 32
Stump Height 32
Felling Stage 33
When Felling on Sloping Ground 34
Felling Trees with Large Roots 36
Delimbing and Crosscutting 39
General 39
Maintenance – General 41
General 41
Maintenance Safety Precautions 42
Special Tools 43
Tightening Torques for Bolt Fastenings 46
Oils and Fluids 47
Instructions for Greasing 47
Oil and Fluid Recommendations 48
Periodic Maintenance 49
Maintenance Daily or after Every 10 Hours 49
Maintenance Weekly or after Every 50 Hours 51
Maintenance after Every 250 Hours 51
Maintenance after Every 1000 Hours 52
Maintenance – Feeding Equipment 53
Feeding Rollers (optional equipment) 53
Feeding Roller Motors 54
Maintenance – Saw Equipment 55
Saw Unit Safety 55
Saw Components 56
Description of Operation 57
Hydraulic Pressures and Volyme Flows 57
Chain Saw Maintenance 58
Changing the Saw Chain 59
Sharpening ( 404 Chain Pitch) 60
Dos and Don’ts of Saw Chain Sharpening 61
Chain Lubrication System 62
Checking the Chain Lubrication System 63
Chain Tensioning in Conjunction with Sawing 64
Bleeding the Chain Tensioning System 65
Adjusting the Pressure of the Chain Tensioner 66
Adjusting the Top Saw Chain Tension 66
Saw Bar Maintenance 67
Changing the Saw Bar 68
Changing the Bar Holder 69
Adjusting the Sensors (Contrinex) 70
Adjusting the Sensors (Omron) 72
Checking/Replacing the Tip Sprocket 73
Maintenance – Length Measuring System – Measuring Wheel 74
Replacing the pulse sensor 74
Maintenance – Diameter Measuring System 75
General 75
Checking the TJ 3000 / Timbermatic™ 300 Set Values 76
Adjustment 77
Demounting the Diameter Sensor, Tj 3000 / Timbermatic™ 300 78
Mounting the Diameter Sensor 80
Maintenance – Delimbing Knives 81
Sharpening 81
Troubleshooting 82
Checklist 82
Troubleshooting 84
Hydraulic System 87
General 87
Hydraulic Components of the Harvester Head 87
Hydraulic Components of the Valve Block 88
Electric Connectors, Valve Block 90
Hydraulic Diagrams 92
Checking and Adjusting Pressures 96
Checking the settings of the main pressure relief valve (9) 97
Adjusting the main pressure relief valve (9) 98
Checking/adjusting the pressing pressure pilot valve for delimbing knives, lower delimbing knives (31), upper delimbing knives (31) 98
Checking/adjusting the feed roller pressing pressure pilot valve (31) 100
Checking/adjusting the measuring wheel pressure reduce valve (70) / Checking/adjusting the throttle check valve (66) 103
Adjusting the saw bar movement speed by the throttle check valve (61) (standard saw equipment) 103
Pressure Relief Valve (45) of the Harvester Head Lift 104
Checking/adjusting the pressure reduce valve (57) for feed forward 104
Electrical System 105
General 105
Control and Measuring System 106
Replacing an Electric Lead in HHM Connectors 107
Connectors in HHM 108
Connectors in MFM 3G+ (option) 112
Wiring Diagrams 114
Optional Equipment – Color Marking Systems 120
Before Use 120
Maintenance 123
Useful Tips 124
When not in Use 125
Optional Equipment -Length Measuring System 126
General 126
Replacing the pulse sensor 127
Technical Data 128
H270E Harvester Head 128
Page Numbers 7
Section 0-1 9
1 9
Section 1-1 10
1 10
Section 1-2 11
1 11
2 12
3 13
Section 1-3 14
1 14
2 15
3 16
Section 1-4 17
1 17
2 18
3 19
Section 2-1 20
1 20
2 21
3 22
4 23
Section 2-2 24
1 24
2 25
3 26
4 27
5 28
Section 2-3 29
1 29
2 30
3 31
Section 2-4 32
1 32
2 33
3 34
4 35
5 36
6 37
7 38
Section 2-5 39
1 39
2 40
Section 3-1 41
1 41
2 42
3 43
4 44
5 45
6 46
Section 3-2 47
1 47
2 48
Section 3-3 49
1 49
2 50
3 51
4 52
Section 3-4 53
1 53
2 54
Section 3-5 55
1 55
2 56
3 57
4 58
5 59
6 60
7 61
8 62
9 63
10 64
11 65
12 66
13 67
14 68
15 69
16 70
17 71
18 72
19 73
Section 3-6 74
1 74
Section 3-7 75
1 75
2 76
3 77
4 78
5 79
6 80
Section 3-8 81
1 81
Section 4-1 82
1 82
2 83
3 84
4 85
5 86
Section 5-1 87
1 87
2 88
3 89
4 90
5 91
6 92
7 93
8 94
9 95
10 96
11 97
12 98
13 99
14 100
15 101
16 102
17 103
18 104
Section 6-1 105
1 105
2 106
3 107
4 108
5 109
6 110
7 111
8 112
9 113
10 114
11 115
12 116
13 117
14 118
15 119
Section 7-1 120
1 120
2 121
3 122
4 123
5 124
6 125
Section 7-2 126
1 126
2 127
Section 8-1 128
1 128
2 129
3 130

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