Ditch-witch JT922 User Manual download pdf (Page 46)

JT922 Operator’s Manual Operation Overview - 45

CMW

Operation Overview

Chapter Contents

Planning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Setting Up at Jobsite . . . . . . . . . . . . . . . . . . . . . . . 46

Drilling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Backreaming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Leaving Jobsite. . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Storing Equipment . . . . . . . . . . . . . . . . . . . . . . . . . 47

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 158 159

Operator’s 1
Overview 2
Serial Number Location 3
Intended Use 4
Equipment Modification 4
Unit Components 5
Operator Orientation 6
About This Manual 6
Foreword 8
JT922 Tier 4i 9
Operator’s Manual 9
Contents 10
Chapter Contents 12
Guidelines 13
Safety Alert Classifications 14
Safety Alerts 15
Emergency Procedures 18
If a Gas Line is Damaged 20
If Machine Catches on Fire 21
Controls 22
Set-Up Console 23
Left Control Console 25
Gauge Cluster 27
Right Control Console 31
Anchoring System Console 32
Seat/Armrest 34
750/752 Display 39
Operation Overview 46
Planning 47
Setting Up at Jobsite 47
Drilling 47
Backreaming 48
Leaving Jobsite 48
Storing Equipment 48
Gather Information 52
Inspect Site 53
Manual Prepare - 53 54
Select Start and End Points 54
Classify Jobsite 55
Manual Prepare - 55 56
Apply Precautions 56
Other Jobsite Precautions 57
Plan Bore Path 58
Recommended Bend Limits 59
Manual Prepare - 59 60
Entry Pitch 61
Minimum Setback 61
Manual Prepare - 61 62
Minimum Depth 62
Bore Path Calculator 62
Prepare Jobsite 63
Check Supplies 64
Manual Prepare - 63 64
Prepare Equipment 65
Assemble Accessories 65
Start Unit 67
Steer Unit 67
Shut Down Unit 68
Transport 70
Tie Down 72
Conduct a Bore 76
Position Equipment 78
Start System 78
Prime Drilling Fluid Pump 78
Operate Carriage Control 79
Clamp Pipe 80
Assemble Drill String 81
Connect Drill Pipe 82
Drill First Pipe 83
Add Pipe 84
Correct Direction 85
Record Bore Path 86
Surface Drill Head 87
Assemble Backream String 88
Remove Pipe 90
Remove Pullback Device 91
Systems and Equipment 92
Anchor System 94
Drive Anchors 95
Remove Anchors 95
Electric Strike System 96
Assemble Voltage Detector 97
Test Strike System 97
Troubleshoot Strike System 98
Use Electric Strike Simulator 100
JT922 Operator’s Manual 101
Drilling Fluid 102
Bentonite 103
Mixtures 103
Basic Fluid Recipes 104
Drilling Fluid Requirements 105
Funnel Viscosity 106
Tracker Control 107
Downhole Tools 110
Beacon Housings 111
Backreamers 112
Backream Fluid Requirements 113
Quick Wrench 115
Drill Pipe 117
Use Caps and Plugs 118
Replace Worn Saver Sub 118
Rotate Pipe Order 118
Use Drill Pipe Correctly 119
Do not Overwork the Pipe 120
Complete the Job 122
Antifreeze Drilling Unit 123
Reclaim Antifreeze 124
Rinse Equipment 125
Disconnect 126
Stow Tools 126
Service Precautions 129
Opening/Closing Front Hood 130
Engine Oil Temperature Chart 132
Approved Fuel 132
Startup/10 Hour 133
Check Engine Oil Level 134
Check Hydraulic Hoses 134
(Optional) 136
Clean Drilling Fluid Filter 136
50 Hour 137
Check Oil Cooler 138
250 Hour 141
500 Hour 142
750 Hour 144
1000 Hour 145
As Needed 146
Drilling Unit 147
Change Air Filter 148
Check Saver Sub 148
Specifications 150
Procedure 154
Resources 154
Warranty 155
Service Record 158

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Ditch-witch JT922 User Manual Page 46

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