Related Manuals for Unimig RAZOR ARC 140
Summary of Contents for Unimig RAZOR ARC 140
- Page 1 U13004 / U13004 | Operating Manual RAZOR ARC 140 - 180 Manual JUL23.indd 1 RAZOR ARC 140 - 180 Manual JUL23.indd 1 7/07/2023 2:19:23 PM 7/07/2023 2:19:23 PM...
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Page 2: Table Of Contents
16. TIG Troubleshooting 17. Optional Accessories 18. Remote Control Connection & Use 19. Machine Breakdown 20. Machine Parts List 21. Wiring Diagram 22. Optional Accessories RAZOR ARC 140 - 180 Manual JUL23.indd 2 RAZOR ARC 140 - 180 Manual JUL23.indd 2 7/07/2023 2:19:23 PM 7/07/2023 2:19:23 PM... -
Page 3: Safety
• Measures should be taken to protect people in or near the surrounding working area. Use protective screens or barriers to protect others from flash, glare and sparks; warn others not to watch the arc. RAZOR ARC 140 - 180 Manual JUL23.indd 3 RAZOR ARC 140 - 180 Manual JUL23.indd 3... - Page 4 • Do not touch hot parts with bare hands. Allow a cooling period before working on the welding/cutting gun. Use insulated welding gloves and clothing to handle hot parts and prevent burns. RAZOR ARC 140 - 180 Manual JUL23.indd 4 RAZOR ARC 140 - 180 Manual JUL23.indd 4...
- Page 5 Caution: Only qualified technicians are authorized to undertake the repair of this welding/cutting equipment. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed in this manual. RAZOR ARC 140 - 180 Manual JUL23.indd 5 RAZOR ARC 140 - 180 Manual JUL23.indd 5...
- Page 6 Welding Guns Of Australia PTY LTD, authorised representatives or agents of Welding Guns Of Australia PTY LTD will not be liable or responsible for the loss of any gas. RAZOR ARC 140 - 180 Manual JUL23.indd 6 RAZOR ARC 140 - 180 Manual JUL23.indd 6...
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Page 7: Machine Features
Lightweight & Portable It’s perfect for the DIY home handyman or the professional welder looking for a machine that can be used almost Weighing just 5.5kg, the RAZOR ARC 140 is ready to go anywhere. anywhere you need it. RAZOR ARC 140 - 180 Manual JUL23.indd 7 RAZOR ARC 140 - 180 Manual JUL23.indd 7... - Page 8 Smart Fan diminishes noise, saves power, helps reduce energy costs, and minimises the number of contaminants being pulled through the machine. RAZOR ARC 140 - 180 Manual JUL23.indd 8 RAZOR ARC 140 - 180 Manual JUL23.indd 8 7/07/2023 2:19:26 PM...
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Page 9: Machine Specifications
Size & Weight Size & Weight Parameter Values Parameter Values Dimensions 370×125×255 mm Dimensions 370×125×255 mm Weigh 5.5kg Weight 5.8kg RAZOR ARC 140 - 180 Manual JUL23.indd 9 RAZOR ARC 140 - 180 Manual JUL23.indd 9 7/07/2023 2:19:26 PM 7/07/2023 2:19:26 PM... -
Page 10: Machine Layout
2. “+” Output Terminal 3. “-” Output Terminal 4.2 Rear Panel Layout 4. On/Off Switch 5. Input Power Cord RAZOR ARC 140 - 180 Manual JUL23.indd 10 RAZOR ARC 140 - 180 Manual JUL23.indd 10 7/07/2023 2:19:26 PM 7/07/2023 2:19:26 PM... -
Page 11: Control Panel Layout
6. Warning Indicators (Overcurrent & Thermal Overload) 3. Welding Mode Selection Button 7. VRD Indicator light 4. MMA Electrode Size Selection Button RAZOR ARC 140 - 180 Manual JUL23.indd 11 RAZOR ARC 140 - 180 Manual JUL23.indd 11 7/07/2023 2:19:27 PM 7/07/2023 2:19:27 PM... -
Page 12: Control Panel Details
MIN/MAX. It will also automatically set the Arc Force and Hot Start settings based on what works best for the selected size of electrode. • Note: Size 4.0mm elecrtrode pre-set not available on the RAZOR ARC 140 Machine. RAZOR ARC 140 - 180 Manual JUL23.indd 12 RAZOR ARC 140 - 180 Manual JUL23.indd 12... - Page 13 2 seconds, the machine will automatically drop to 20A to allow the short circuit to be cleared. When the short circuit is cleared the welding current will automatically return to the set current. RAZOR ARC 140 - 180 Manual JUL23.indd 13 RAZOR ARC 140 - 180 Manual JUL23.indd 13 7/07/2023 2:19:27 PM...
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Page 14: Package Contents
4m Electrode Holder 4m 300 AMP Earth Clamp 10A Plug Fitted 15A Plug Fitted (RAZOR ARC 140) (RAZOR ARC 180) RAZOR ARC 140 - 180 Manual JUL23.indd 14 RAZOR ARC 140 - 180 Manual JUL23.indd 14 7/07/2023 2:19:27 PM 7/07/2023 2:19:27 PM... -
Page 15: Mma: Machine Setup
3. Connect the plug into a power point, then switch the 4. Ensure that MMA mode is activated on the front panel. machine ON. RAZOR ARC 140 - 180 Manual JUL23.indd 15 RAZOR ARC 140 - 180 Manual JUL23.indd 15 7/07/2023 2:19:27 PM... - Page 16 8. Using the Electrode Size Selector Button, choose electrode. either manual mode or the size that corresponds with the electrode you are using. RAZOR ARC 140 - 180 Manual JUL23.indd 16 RAZOR ARC 140 - 180 Manual JUL23.indd 16 7/07/2023 2:19:27 PM 7/07/2023 2:19:27 PM...
- Page 17 11. Strike electrode to the workpiece to initiate arc. 12. Drag along workpiece to weld. Pull the electrode away from the workpiece to finish weld. RAZOR ARC 140 - 180 Manual JUL23.indd 17 RAZOR ARC 140 - 180 Manual JUL23.indd 17 7/07/2023 2:19:28 PM...
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Page 18: Mma: Welding Guide
Covered electrodes serve many purposes in addition to adding filler metal to the molten pool. These additional functions are provided mainly by the covering on the electrode. RAZOR ARC 140 - 180 Manual JUL23.indd 18 RAZOR ARC 140 - 180 Manual JUL23.indd 18... - Page 19 In all cases, edges should be clean and free of any contaminates. The chosen application will determine the type of joint. RAZOR ARC 140 - 180 Manual JUL23.indd 19 RAZOR ARC 140 - 180 Manual JUL23.indd 19...
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Page 20: Tig: Machine Setup
3. Connect the plug into a power point, then switch the 4. Press the Welding Mode Selection button and choose machine ON. TIG mode. RAZOR ARC 140 - 180 Manual JUL23.indd 20 RAZOR ARC 140 - 180 Manual JUL23.indd 20 7/07/2023 2:19:28 PM 7/07/2023 2:19:28 PM... - Page 21 7. Connect gas hose to the flowmeter outlet and crimp in 8. Adjust gas flow to 8-12L/min. place. RAZOR ARC 140 - 180 Manual JUL23.indd 21 RAZOR ARC 140 - 180 Manual JUL23.indd 21 7/07/2023 2:19:29 PM 7/07/2023 2:19:29 PM...
- Page 22 11. Turn on the gas valve located on the TIG torch handle. 12. Lay the outside edge of the gas cup on the workpiece with the tungsten electrode 1-2mm from the workpiece. RAZOR ARC 140 - 180 Manual JUL23.indd 22 RAZOR ARC 140 - 180 Manual JUL23.indd 22 7/07/2023 2:19:29 PM...
- Page 23 Welding Guns Of Australia PTY LTD, authorised representatives or agents of Welding Guns Of Australia PTY LTD will not be liable or responsible for the loss of any gas. RAZOR ARC 140 - 180 Manual JUL23.indd 23 RAZOR ARC 140 - 180 Manual JUL23.indd 23...
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Page 24: Tig: Welding Guide
& direction, the arc will ignite as the hold momentarily. tungsten lifts off the work. RAZOR ARC 140 - 180 Manual JUL23.indd 24 RAZOR ARC 140 - 180 Manual JUL23.indd 24 7/07/2023 2:19:30 PM 7/07/2023 2:19:30 PM... - Page 25 Add TIG filler wire Move the torch forward to the Repeat the process front of the weld pool RAZOR ARC 140 - 180 Manual JUL23.indd 25 RAZOR ARC 140 - 180 Manual JUL23.indd 25 7/07/2023 2:19:30 PM 7/07/2023 2:19:30 PM...
- Page 26 15 - 150 15 - 250 3.2mm 20 - 200 20 - 300 3.2mm 25 - 250 25 - 350 RAZOR ARC 140 - 180 Manual JUL23.indd 26 RAZOR ARC 140 - 180 Manual JUL23.indd 26 7/07/2023 2:19:30 PM 7/07/2023 2:19:30 PM...
- Page 27 Included • Have a narrower arc shape Flat spot angle diameter • Can handle more amperage without eroding RAZOR ARC 140 - 180 Manual JUL23.indd 27 RAZOR ARC 140 - 180 Manual JUL23.indd 27 7/07/2023 2:19:30 PM 7/07/2023 2:19:30 PM...
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Page 28: Factory Reset
The No-Load voltage is too high. This is likely caused by VRD fault. Possible Solution: Power down and restart machine. After attempting the possible solutions listed in the chart above please contact UNIMIG Support Services if you are still experiencing issues with your machine. -
Page 29: Mma (Stick) Troubleshooting
15.9 Electrode welds with different or unusual arc characteristic • Incorrect polarity: Change the polarity, check the electrode manufacturer for correct polarity. RAZOR ARC 140 - 180 Manual JUL23.indd 29 RAZOR ARC 140 - 180 Manual JUL23.indd 29 7/07/2023 2:19:30 PM... -
Page 30: Tig Troubleshooting
• Tungsten is contaminated: Remove 10mm of contaminated tungsten and re-grind the tungsten. • Arc length too long: Lower torch so that the tungsten is off of the work piece 2-5mm. RAZOR ARC 140 - 180 Manual JUL23.indd 30 RAZOR ARC 140 - 180 Manual JUL23.indd 30... - Page 31 • Loose connection: Check all connectors and tighten. • Earth clamp not connected to work: Connect the earth clamp directly to the workpiece wherever possible. RAZOR ARC 140 - 180 Manual JUL23.indd 31 RAZOR ARC 140 - 180 Manual JUL23.indd 31...
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Page 32: Machine Breakdown
RAZOR ARC 140/180 OPERATING MANUAL 17. Machine Breakdown RAZOR ARC 140 - 180 Manual JUL23.indd 32 RAZOR ARC 140 - 180 Manual JUL23.indd 32 7/07/2023 2:19:31 PM 7/07/2023 2:19:31 PM... -
Page 33: Machine Parts List
Wind shield 51001787 Wind shield 51001535 Fan presser 51001535 Fan presser 51002344 51002344 51004074 Main board 51004073 Main board RAZOR ARC 140 - 180 Manual JUL23.indd 33 RAZOR ARC 140 - 180 Manual JUL23.indd 33 7/07/2023 2:19:31 PM 7/07/2023 2:19:31 PM... -
Page 34: Wiring Diagram
RAZOR ARC 140/180 OPERATING MANUAL 19. Wiring Diagram RAZOR ARC 140 - 180 Manual JUL23.indd 34 RAZOR ARC 140 - 180 Manual JUL23.indd 34 7/07/2023 2:19:32 PM 7/07/2023 2:19:32 PM... -
Page 35: Optional Accessories
RAZOR ARC 140/180 OPERATING MANUAL 20. Optional Accessories 17V TIG TORCH ARGON FLOW METER (SKU: 17V-4MCP50) (SKU: ARGON-FLOWMETER) RAZOR ARC 140 - 180 Manual JUL23.indd 35 RAZOR ARC 140 - 180 Manual JUL23.indd 35 7/07/2023 2:19:32 PM 7/07/2023 2:19:32 PM... - Page 36 FAX: (07) 3274 5829 FAX: (03) 9333 7867 FAX: (08) 9417 4781 EMAIL: sales@unimig.com.au EMAIL: qld@unimig.com.au EMAIL: sales@unimig.com.au EMAIL: wasales@unimig.com.au RAZOR ARC 140 - 180 Manual JUL23.indd 36 RAZOR ARC 140 - 180 Manual JUL23.indd 36 7/07/2023 2:19:32 PM 7/07/2023 2:19:32 PM...