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Summary of Contents for CIGWELD TRANSMIG 180
- Page 1 OPERATING MANUAL TRANSMIG 180 MIG WELDING PLANT Part Number 705180 Nov 06, 96 719322 Issue 5...
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Page 2: Table Of Contents
4. WIRE SPOOL HUB ADJUSTMENT 4.1 Standard 300mm Spool Set-up 4.2 Handi 200mm Spool Set-up 4.3 Mini 100mm Spool Set-up 5. SET UP FOR TRANSMIG 180 6. POWER SOURCE CONTROLS, INDICATORS AND FEATURES 6.1 POWER ON Light 6.2 Voltage Control Switch 6.3 OVER TEMPERATURE Light... - Page 3 9. ROUTINE MAINTENANCE & INSPECTION 10. BASIC TROUBLESHOOTING 10.1 Solving Problems Beyond the Welding Terminals 10.7 Welding Problems 10.3 Power Source Problems 10.4 Key Spare Parts 11. Transmig 180 Volt/Amp curves 12. TRANSMIG 180 CIRCUIT DIAGRAMS 12.1 Power Source 12.2 Control PCB Page ii...
- Page 4 Table 6 - MIG Torch conduit liners FIGURES Page Figure 1 - Transmig 180 duty cycle curve Figure 2 - Contactor adjustment (wire 7) Figure 3 - Input terminal block adjustment (wire 7A) Figure 4 - Standard 300mm spool set-up...
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Page 5: Introduction
This product is designed and manufactured in Australia to Australian Standard AS1966.1-1985. The Transmig 180 gives excellent performance on mild steel, stainless steel, aluminium, silicon bronze and some hard facing wires with Argon based shielding gases. It also gives excellent results on mild steel using carbon dioxide (C0 ) shielding gas. -
Page 6: Welding Protection
This equipment or any of its parts should not be altered from standard specification without prior written approval of CIGWELD. The user of this equipment shall have the sole responsibility for any malfunction which results from improper use or unauthorised modification from standard specification, faulty maintenance, damage or improper repair by anyone other than appropriately qualified persons approved by CIGWELD. -
Page 7: Specifications
Transmig 180 2. SPECIFICATIONS Power Source Specifications 705180 Plant Assembly part number 60kg Plant Mass Plant Dimensions (packed) H 625mm x W 345mm x D 560mm Power Source Dimensions (less MIG Torch) H 470mm x W 460mm x D 800mm Open Circuit Voltage Range 18.5 to 36.0V DC... -
Page 8: Wire Drive Specifications
Wire Drive Specifications Motor Supply Voltage 24V AC Motor Supply VA 120VA Control Supply Voltage 24V AC Control Supply VA 30VA 1 metre per minute (40 inches per minute) Minimum Wire Speed 15 metre per minute (590 inches per minute) Maximum Wire Speed Wire Diameter Mild Steel:... -
Page 9: Installation Recommendations
Too high a supply voltage will cause components to overheat and possibly fail. The Transmig 180 is supplied with a 15A input lead (and 15A plug) to connect to a 15A power outlet and is factory set for 240V operation... -
Page 10: Alternative Mains Supply Voltage Connection
Alternative Mains Supply Voltage Connection The Transmig 180 can be rewired to operate on a Mains supply voltage of 220V. WARNING 1: CIGWELD advises that a qualified electrical tradesperson rewire your Transmig 180 for 220V operation. Disconnect the Transmig 180 from the Mains supply voltage. -
Page 11: Handi 200Mm Spool Set-Up
Adjust wire hub assembly to suit either standard, handi or mini spool size chosen; refer to section 4 on page 6. NOTE 1: The Transmig 180 is factory fitted with the standard spool hub which is suitable for 300mm spools. Fit the electrode wire spool to the wire spool hub located behind wire compartment door. -
Page 12: Figure 7 - Mig Torch And Polarity Connections
Fit the TWECO MIG Torch to the wire drive assembly in the wire compartment. Refer to Figure 9. Connect both black Torch trigger leads to the Torch trigger terminals. Refer to Figure 9. Remove the contact tip from the MIG Torch. Lift up the wire feeder pressure lever and pass the electrode wire through the inlet guide, between the rollers then into the MIG Torch. -
Page 13: Power Source Controls, Indicators And Features
Transmig 180 6. POWER SOURCE CONTROLS, INDICATORS AND FEATURES Power On Light Voltage Control Switch Thermal Overload Light Wirespeed Control Burnback Adjustment Access Hole POWER ON Light The POWER ON light is provided to indicate when the Power Source is connected to the Mains supply voltage. -
Page 14: Burnback Adjustment
Burnback Adjustment The Burnback time can be adjusted by placing a flat bladed screw driver into the Burnback Adjustment access hole and engaging the Burnback trim potentiometer. Rotating in the anti clockwise direction increases Burnback time while the clockwise direction decreases Burnback time. Polarity Reversal Terminals The Polarity Reversal Terminals are located in the wire spool compartment. -
Page 15: Wire Spool Brake
The TWECO 180A MIG Torch has an operating capacity in excess of the capacity of the Transmig 180 and can be expected to give trouble free service. TWECO MIG Torches may be fitted to many different types of MIG welding plants so that your whole shop can be converted to TWECO. -
Page 16: Mig Torch Components
MIG Torch Components Item Part No. Description Nozzle (refer to Table 5) EL22I50P Contact tip (refer to Table 4) EL16T35 Gas diffuser (refer to Table 3) EL52 Conductor tube OTW90810 Gun Hanger OTW90814 2.8mm Push on terminal — Trigger Assembly 717523 Trigger Screw OTW94D/1... -
Page 17: Installing A New Wire Conduit
Transmig 180 Nozzles Bore Size (mm) Part N o . B o r e Size (mm) Part No. EL22A37 EL22CT37 EL22A37F EL22CT37F 12.7 12.7 EL22A50 EL22CT50 12.7 12.7 EL22A50F EL22CT50F *EL22I50P 12.7 12.7 EL22CT50P EL22A62 15.9 15.9 EL22CT62 15.9 EL22A62F 15.9... -
Page 18: Mig Torch Maintenance
8. BASIC WELDING TECHNIQUE Setting of the Power Source & Wirefeeder The setting of the Transmig 180 requires some practice by the operator, the welding plant having two control settings that have to balance. These are the Wirespeed control and the Voltage Control switch. -
Page 19: Routine Maintenance & Inspection
Transmig 180 9. ROUTINE MAINTENANCE & INSPECTION The only routine maintenance required for the Transmig 180 is a thorough cleaning and inspection, with the frequency depending on the usage and the operating environment. CAUTION 9: Disconnect the Transmig 180 from the Mains supply voltage before disassembling. - Page 20 Clean contaminates off the plate 5. Welding dirty, oily, painted, oxidised or greasy plate. 6. Distance between the MIG Torch Keep the distance between the MIG Torch nozzle and the work piece to a minimum. nozzle and the work piece. Refer to section 8.3 on page 14.
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Page 21: Welding Problems
Transmig 180 7. Poor work lead contact to work piece - If the work lead has a poor electrical contact to the work piece then the connection point will heat up and result in a reduction of power at the welding arc. -
Page 22: Power Source Problems
Cooling rate loo fast Slow the cooling rate by preheating part to be welded or cool slowly. Faulty rectifier unit Have an Accredited CIGWELD Cold weld puddle Service Agent to test then replace the faulty component. Loose welding cable Check all welding cable connections. -
Page 23: Key Spare Parts
Rectifier 250A 7976667 Clip hose ID 11.5 7977774 Capacitor lOOOOOuF 40V Light 240V red 41series 7977680 7977740 Fan motor 240v aux24v Control PCB Transmig 180 705I98PKD 7977765 Impellor 180mm & retaining clip 7977709 Wirespeed knob 705195GRY Cylinder carrier 705174 Lead work... -
Page 24: Transmig 180 Volt/Amp Curves
11. Transmig 180 Volt/Amp curves Welding Current Figure 10 - Transmig 180 Volt/Amp curves 12. TRANSMIG 180 CIRCUIT DIAGRAMS 12.1 Power Source Page 20... -
Page 25: Control Pcb
Transmig 180 12.2 Control PCB Page 21... - Page 26 Victoria 1800 802 892 9487 1694 Queensland 1800 064 010 3875 1402 The stripe symbol, letters CIGWELD and the product names printed in 277 2813 Western Australia 1800 803 204 CAPITAL LETTERS are Registered Trade-marks. 277 9940 South Australia...
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