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Weldclass Weldforce 250MST Manuals
Manuals and User Guides for Weldclass Weldforce 250MST. We have
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Weldclass Weldforce 250MST manual available for free PDF download: Operating Instructions Manual
Weldclass Weldforce 250MST Operating Instructions Manual (84 pages)
Synergic MIG – Stick – TIG
Brand:
Weldclass
| Category:
Welding System
| Size: 3.34 MB
Table of Contents
1 Contents
3
Table of Contents
3
2 Specifications
7
210MST Specifications
7
250MST Specifications
9
3 Know Your Machine
11
Machine Front
11
Machine Rear
11
Machine Side
11
Control Panel
12
LCD Readout
13
Symbols Chart
14
4 Controls Explained
16
Weld Process Selection
16
MIG Process
16
Stick (MMA) & TIG Process
16
MIG Synergic Program Selection
17
Function Selection
20
Soft-Start Adjustment (SYN/MAN)
22
Inductance (SYN/MAN)
22
Burnback Adjustment (SYN/MAN)
22
Post-Gas Time (SYN/MAN)
22
Trigger Function (SYN/MAN)
22
Spot/Stitch Weld Time (SYN/MAN)
22
Metric/Imperial (SYN/MAN)
22
Machine Software Information (SYN/MAN)
23
Plug/Power Supply Selection (SYN/MAN) [Weldforce 210MST Only]
23
Hot Start Adjustment (MMA)
23
Arc Force Adjustment (MMA)
23
VRD Function (Stick)
23
Factory Reset
24
Errors/Alarms
24
5 Power Supply
25
Electrical Connection
25
Weldforce 210MST
25
Weldforce 250MST
25
Extension Leads
25
Generator Use
26
Generator Size
26
Generator Quality & Warranty Limitations
26
Golden Rules of Generator Use
26
6 Operating Environment
27
Location
27
Ventilation
27
7 Basic Operation
28
MIG Welding
28
Fitting Wire Spool
28
Loading Wire Feeder
30
Gasless Welding Setup
32
Gas MIG Welding Setup
33
Additional Setup for MIG Welding with Aluminium
34
Adjusting Settings for MIG Welding in Manual Mode (MAN)
34
Adjusting Settings for MIG Welding in Synergic (Auto) Mode (SYN)
34
Stick (MMA) Welding Operation
35
Lift TIG Operation
36
8 Accessories, Spare Parts & Circuit Diagrams
37
MIG Torch and Spares
37
TIG Torch and Spares (Optional Extra)
38
Optional Accessories
39
Drive Rollers
39
Machine Spare Parts
40
Primary Schematic Circuit Diagram
44
9 Care & Maintenance
46
Keep Your Welding Machine in Top Condition
46
Storing the Welder
46
10 General Guide to Welding
47
Duty Cycle Rating
47
Choosing a Welding Process - MIG, Stick or TIG
47
The Stick (MMA) Process
47
The TIG Process
48
The MIG Process
48
Joint Preparations
49
11 Mig Basic Welding Guide
51
MIG Basic Welding Techniques
51
Gas Metal Arc Welding (GMAW)
51
Flux Cored Arc Welding (FCAW)
51
Position of MIG Torch
52
Distance from the MIG Torch Nozzle to the Work Piece
52
Travel Speed
52
MIG Welding (GMAW) Variables
53
Preselected Variables
53
Primary Adjustable Variables
53
Secondary Adjustable Variables
53
Establishing the Arc and Making Weld Beads
55
MIG Voltage & Wire Speed Settings
55
Setting Wire Speed/Amperage
55
Setting Voltage
55
Changing to a Different Welding Wire
55
How to Determine Correct Wire Speed/Voltage Setting
56
Suggested Settings for Typical MIG Applications
56
Welding Wire Size Selection
56
MIG Welding Troubleshooting
57
Porosity Problems
57
Wire Feed Problems
58
Weld Quality Problems
59
12 Stick (Mma) Basic Welding Guide
61
Size of Electrodes
61
Storage of Electrodes
61
Electrode Polarity
61
Effects of Stick (MMA) Welding on Various Materials
61
High Tensile and Alloy Steels
61
Manganese Steels
61
Cast Iron
61
Types of Electrodes
62
Mild Steel
62
Cast Iron
62
Stainless Steel
62
Suggested Settings for Typical Stick (MMA) Applications
62
MMA Welding Techniques
63
A Word for Beginners
63
The Welder
63
Striking the Arc
63
Arc Length
64
Rate of Travel
64
Making Welded Joints
65
Butt Welds
65
Fillet Welds
66
Vertical Welds
67
Overhead Welds
68
MMA (Stick) Troubleshooting
69
13 Tig Basic Welding Guide
71
TIG Electrode Selection and Preparation
71
Electrode Polarity
71
Preparing Tungsten for DC Electrode Negative (DCEN) Welding
72
Shielding Gas for TIG Welding
73
Typical TIG Welding Settings
73
TIG Welding Troubleshooting
74
14 Knowledge & Resources
75
15 Safety
75
Store and Retain this Manual
75
Important Safety Information
75
Welding Operation
75
Welding Safety Instructions & Warnings
77
Personal Safety
78
Arc Rays Can Burn Eyes and Skin
78
Noise Can Damage Hearing
78
Work Environment Safety
79
Electricity Can Kill
79
Fumes and Gases
80
Fire & Explosive Risks
81
Sparks & Hot Metal
81
Gas Cylinders
82
16 Warranty
82
Warranty Information
82
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