Table of Contents
Troubleshooting
Related Manuals for Miller Electric ST 44 Series
Summary of Contents for Miller Electric ST 44 Series
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Page 1: Wire Feeder
ST 44 Series and www.MillerWelds.com ST Blu Fab Wire Feeder OWNER’S MANUAL OM-216 655E 2007−03 Effective with serial number: 225 493 Processes MIG (GMAW) Welding Flux Cored (FCAW) Welding Description Wire Feeder... - Page 2 Warranty and service information for your particular model are also provided. Miller Electric manufactures a full line of welders and welding related equipment. For information on other quality Miller products, contact your local Miller distributor to receive the latest full line catalog or individual catalog sheets.
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Page 3: Table Of Contents
..............4-1. ST 44 Series Panel Controls . - Page 4 Via Privata Iseo 6/E 20098 San Giuliano Milanese, Italy Phone: 39(02)98290-1 European Contact Signature: ST 44 Series and ST Blu Fab Declares that this product: Wire Feeder conforms to the following Directives and Standards: Electromagnetic Compatibility Directives: 89/336/EEC, 92/31/EEC And their amendments 91/368/EEC, 92/31/EEC, 133/04, 93/68/EEC...
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Page 5: Section 1 − Safety Precautions - Read Before Using
DC constant voltage (wire) welder, 2) a DC manual (stick) welder, or 3) an AC welder with reduced open-circuit volt- age. In most situations, use of a DC, constant voltage wire welder is recommended. And, do not work alone! D Disconnect input power or stop engine before installing or servicing this equipment. - Page 6 D Do not use welder to thaw frozen pipes. D Remove stick electrode from holder or cut off welding wire at contact tip when not in use.
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Page 7: Additional Symbols For Installation, Operation, And Maintenance
1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. D Do not install or place unit on, over, or near combustible surfaces. D Do not install unit near flammables. D Do not overload building wiring − be sure power supply system is properly sized, rated, and protected to handle this unit. -
Page 8: Principal Safety Standards
1-5. Principal Safety Standards Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, from Global Engineering Documents (phone: 1-877-413-5184, website: www.global.ihs.com). Recommended Safe Practices for the Preparation for Welding and Cut- ting of Containers and Piping, American Welding Society Standard F4.1 from Global... -
Page 9: Section 2 − Definitions
SECTION 2 − DEFINITIONS 2-1. Warning Label Definitions S-178 936 A. Warning! Watch Out! There are possible hazards as shown by the symbols. B. Drive rolls can injure fingers. C. Welding wire and drive parts are at welding voltage during operation − keep hands and metal objects clear. -
Page 10: Rating Label
2-2. Rating Label 2-3. Symbols and Definitions NOTE Symbols found on product. Amperes Degree Of Protection Purge Burnback Time Load Voltage Two Step Trigger Operation (GTAW) Remote OM-216 655 Page 6 ST WIRE FEEDER Made In the EEC:2003 50/60 Hz IP 23 Volts Alternating Current... -
Page 11: Section 3 − Installation
Interconnecting Control Cord (Required) Weld Cable (Required) Work Ref. S-0004-A Overall Weight Dimensions Length: 650 mm ST 44 Series & (25.5 in) ST Blu Fab Width: 220 mm 100% (22.0 kg (48 lbs) (8.65 in) ST 44 Ultra-Lite Height: 420 mm 15.0 kg (33 lbs) -
Page 12: Connecting Welding Gun And Weld Cable
3-5. Connecting Welding Gun And Weld Cable 3-6. Installing Wire Guide And Drive Roll Tools Needed: 3/8 in OM-216 655 Page 8 US Torch Euro Torch 1−2 Correct Alignment Incorrect Alignment Gun Securing Knob Gun Block Gun Outlet Wire Guide Loosen knob, insert gun into block. -
Page 13: Section 4 − Operation
SECTION 4 − OPERATION 4-1. ST 44 Series Panel Controls 4-2. ST Blu Fab Panel Controls Voltage Control Purge Control 2T−4T Switch Power ON-OFF Digital Voltmeter/mpm Remote Control Receptacle Flowmeter In-Out Cooling System 10 Torch Connection 11 Panel/Remote Control Switch... -
Page 14: Run-In Control And Burnback Control
4-3. Run-In Control and Burnback Control OM-216 655 Page 10 Run-In Control Use control to set wire feed speed before arc initiation After arc initiation, wire feed speed is controlled by the wire feed speed control on the front control panel. Burnback Control Control adjusts the time welding wire is energized after wire feed... -
Page 15: Section 5 − Maintenance & Troubleshooting
SECTION 5 − MAINTENANCE & TROUBLESHOOTING 5-1. Routine Maintenance Replace Unreadable Labels 14-Pin Cord Clean Drive Rolls Y Disconnect power before maintaining. 3 Months Repair Or Replace Cracked Weld Cable Gun Cable Gas Hose 6 Months Clean And Tighten Weld Terminals Replace Cracked Parts Blow Out Or Vacuum Inside,... -
Page 16: Troubleshooting
5-2. Troubleshooting Problem Unit is completely inoperative. Check continuity of Power switch S1, and replace if necessary. Reset circuit breaker CB1 if open. Check input power source. See welding power source Technical Manual. Turn Power switch On. Wire does not feed, unit completely inop- erative. -
Page 17: Section 6 − Electrical Diagram
SECTION 6 − ELECTRICAL DIAGRAM OM-216 655 Page 13... -
Page 18: Section 7 − Parts List
SECTION 7 − PARTS LIST Hardware is common and not available unless listed Figure 7-1. ST 44 Complete Assembly (Optional Equipment Shown) OM-216 655 Page 14... - Page 19 Item Dia. Part Mkgs....000058427 ....156032128 ....156018033 .
- Page 20 Hardware is common and not available unless listed Figure 7-2. 4 Roll Wire Drive Assembly (All Models) Item Dia. Part Mkgs. Figure 7-2. 4 Roll Wire Drive Assembly (All Models) ....057010052 .
- Page 21 Hardware is common and not available unless listed April 19, 2006 Figure 7-3. ST Blu Fab Wire Feed Assembly OM-216 655 Page 17...
- Page 22 Item Dia. Part Mkgs. Figure 7-3. ST Blu Fab Wire Feed Assembly ....000058427 ....156032128 .
- Page 23 Hardware is common and not available unless listed Figure 7-4. 2 Roll Wire Drive Assembly (All Models) Item Dia. Part Mkgs. Figure 7-4. 2 Roll Wire Drive Assembly (All Models) ....057010052 .
- Page 24 Table 7-1. Drive Roll And Wire Guide Kits (4 Drive Roll) NOTE Base selection of drive rolls upon the following recommended usages: 1. V-Grooved rolls for hard wire. 2. U-Grooved rolls for soft and soft shelled cored wires. 3. U-Cogged rolls for extremely soft shelled wires (usually hard surfacing types). 4.
- Page 25 Notes...
- Page 26 Notes...
- Page 27 Effective January 1, 2007 This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or warranties expressed or implied. LIMITED WARRANTY − Subject to the terms and conditions below, ITW Welding Products Italy S.r.l., warrants to its original retail purchaser that new Miller equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is shipped by Miller.
- Page 28 File a claim for loss or damage during shipment. For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. 2007 Miller Electric Mfg. Co. 1/07 TW Welding Products Italy S.r.l. Via Privata Iseo, 6/E 20098 San Giuliano Milanese, Italy...