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907408
Miller 907408 Manuals
Manuals and User Guides for Miller 907408. We have
1
Miller 907408 manual available for free PDF download: Owner's Manual
Miller 907408 Owner's Manual (82 pages)
CE And Non-CE Model
Brand:
Miller
| Category:
Welding System
| Size: 4 MB
Table of Contents
Table of Contents
3
Section 1 − Safety Precautions - Read before Using
7
Symbol Usage
7
Arc Welding Hazards
7
Additional Symbols for Installation, Operation, and Maintenance
9
California Proposition 65 Warnings
10
Principal Safety Standards
10
EMF Information
10
Section 2 − Definitions
11
Warning Label Definitions
11
WEEE Label (for Products Sold Within the EU)
11
Symbols and Definitions
12
Section 3 − Installation
13
Serial Number and Rating Label Location
13
Selecting a Location
13
Dimensions and Weights
14
Cooler Specifications
14
Welding Power Source Specifications
14
Duty Cycle and Overheating
16
Volt-Ampere Curves
17
Weld Output Terminals and Selecting Cable Sizes
19
Remote 14 Receptacle Information
20
Shielding Gas Connections and 115 Volts AC Duplex Receptacle
20
TIG Connections with a Two-Piece Air-Cooled Torch
21
TIG Connections with a One-Piece Air-Cooled Torch
21
Front Panel Display for TIG HF Impulse DCEN (Direct Current Electrode Negative)
22
Front Panel Display for TIG AC
23
Optional Cooler Connections
24
Stick Connections
25
Front Panel Display for Stick DCEP (Direct Current Electrode Positive)
26
Front Panel Display for Stick AC
27
Electrical Service Guide
28
Placing Jumper Links
30
Connecting Input Power
31
Section 4 − Operation
32
Controls (350 LX Nameplates Shown)
32
Output Selector Switch
34
Process Control
34
Amperage Control
34
Output Control
36
4T Momentary, and Mini Logoic Trigger Operation (Requires Optional Sequence Controls)
38
Reconfiguring Trigger Hold for 4T and Mini Logic Control
40
Selecting TIG Starting Characteristics Using Syncro-Startt Technology
42
Start Mode
44
Balance/Dig Control
45
Preflow Time Control
46
Pulse Controls (Standard on 350 LX Models, Optional on 250 DX Models)
48
Sequence Controls (Optional)
49
Initial Time Control and Initial Amperage Control
50
Final Slope Control and Final Amperage Control
51
Spot Time Control
51
Timer/Cycle Counter
52
Resetting Unit to Factory Default Settings (All Models)
53
Section 5 − Maintenance
54
Routine Welding Power Source Maintenance
54
Routine Maintenance
54
Circuit Breaker CB1
54
Adjusting Spark Gaps
55
Section 6 − Troubleshooting
56
Voltmeter/Ammeter Help Displays
56
Troubleshooting the Welding Power Source
57
Routine Maintenance for Optional Cooler
58
Troubleshooting the Optional Cooler
58
Coolant Maintenance and Oiling Motor
59
Section 7 − Electrical Diagram
60
Section 8 − High Frequency
63
Welding Processes Requiring High Frequency
63
Incorrect Installation
63
Correct Installation
64
Section 9 − Selecting and Preparing a Tungsten for DC or Ac Welding
65
Selecting Tungsten Electrode (Wear Clean Gloves to Prevent Contamination of Tungsten)
65
Preparing Tungsten Electrode for Welding with Phase Control Machines
65
Section 10 − Guidelines for Tig Welding (Gtaw)
66
Positioning the Torch
66
Torch Movement During Welding
67
Positioning Torch Tungsten for Various Weld Joints
68
Section 11 − Parts List
70
Section 12 − Parts List for Optional Cooler
78
Options and Accessories
82
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