Related Manuals for MK Products COBRAMIG 300
Summary of Contents for MK Products COBRAMIG 300
- Page 1 Owner’s Manual Product: CobraMIG 300 Manual: 091-0711 Serial: 1601 0001 Voltage Req'd: 240VAC-1PH, or 480VAC-1PH Revision: Model Number: 187-001 CobraMig 300 Power Supply/ Detachable Wire Feeder...
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Page 2: Table Of Contents
Table of Contents Safety Considerations ............... I-III Introduction .......................IV Installation ................Section A Technical Specifications ..................1 Power Supply Installation ...................1 Gun Installation ....................5 Wire Spool Installation ..................6 Input Voltage Setup ....................9 Operation .................Section B Display Settings ....................10 Advanced Parameters..................11 Process Settings ....................13 Accessories ................Section C Optional Kits .....................14... -
Page 3: Safety Considerations
SAFETY CONSIDERATIONS ELECTRIC ARC WELDING EQUIPMENT CAUTION : READ BEFORE ATTEMPTING INSTALLATION, OPERATION OR MAINTENANCE OF THIS EQUIPMENT 1-1 INTRODUCTION to the State of California to cause cancer circuits. and birth defects or other reproductive This equipment is intended for ultimate If combustibles are in area, do NOT weld harm. - Page 4 5. Pressurizing Steps: designed to protect only the regulator cylinders. from overpressure; it is not intended Drain regulator of residual gas through Stuck valve. Do NOT use a hammer to protect any downstream equipment. suitable vent before opening cylinder or wrench to open a cylinder valve that Provide such protection with one or more (or manifold valve) by turning adjusting cannot be opened by hand.
- Page 5 Equipment as leather jacket or sleeves, flameproof with damaged areas may be taped to give apron, and fire-resistant leggings. Avoid Comply with precautions in 1-2D. resistance equivalent to original cable. outer garments of untreated cotton. E. Shock Prevention Keep cable dry, free of oil and grease, Bare skin protection.
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Page 6: Introduction
In order to assure optimum performance of your CobraMig 300, familiarize yourself with the contents of this manual, and carefully follow all instructions. This manual will not only guide you in installing your CobraMig 300, but will also be a handy reference for optional items, replacement parts, and consumables. -
Page 7: Installation
Power Supply Installation Step 1; Out of the box Tools needed: • 1/2” wrench • Phillips screw driver Uncrate CobraMig 300: • remove box covering welder • remove lag bolts from rear platform holding down welder with 1/2” wrench •... - Page 8 Refer to tag to designate how your unit is wired. If you find it necessary to change the input voltage see page 9, Input Voltage Setup. VOLTAGE PHASE SINGLE 50 AMPS CURRENT 50 / 60 Hz FREQUENCY DUTY 100% @ 225 AMPS 60% @ 300 AMPS CYCLE VOLTAGE...
- Page 9 WARNING Turn OFF input power using the disconnect switch at the fuse box before working on equipment. Install equipment in ac- cordance with the U.S National Electrical Code, all local codes and the manufacture’s recommendations. A fused line discon- nect switch should be installed in the input circuit to the unit. Failure to comply with this warning can result in serious injury or death Conductor and Fuse Guide...
- Page 10 Step 4: Ground Cable Attach a ground cable to the negative post on the back of the power supply. Step 5: Inlet Gas Connection Connect a regulator/flowmeter and gas line to the inlet in the back of the wire feeder, typically set to 20-30 CFH.
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Page 11: Gun Installation
Gun Installation Step 1. Connect Your Gun Loosen power pin connection knob. Install power pin connection of the gun. Verify the handle orientation is correct to not interfere with the sheet metal. Tighten power pin connection knob Step 2. Connect 14-pin Circular connector Connect the 14-pin Circular connector to the front panel of... -
Page 12: Wire Spool Installation
Installing Wire Spool Step 1: Install Wire Spool Remove spindle nut, install spool on spindle with wire coming off the top as shown. Wire Spool Locking Stud Spindle Spindle Nut Step 2: Spool Drag, Motor Torque Set the spindle drag and motor torque to match the wire used. - Page 13 Step 3: Wire Threading Straighten approximately 6 inches of wire to allow it to feed through the conduit gun head assembly. Thread the wire into the slave motor inlet. Feed the wire through the rollers. Slave Motor Inlet Wire Step 4: Drive Tension Flip the wire selector arm to either aluminum or steel based on alloy installed.
- Page 14 Step 5: Secure Wire Lift to release retaining arm. This arm will aid in the level unwinding of spool during normal operation. Release retaining arm to secure wire in place Step 6: Feed Wire Through Gun There are two methods for initially feeding wire through the system, either pull the trigger on the gun or hold the ‘wire inch’...
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Page 15: Input Voltage Setup
Input Voltage Setup If you find it necessary to change the input voltage follow the steps below. Step 1: Remove right side panel of power supply. Step 2: Reposition the 4 jumpers to the desired input 240VAC or 480VAC. Locations are specified on the terminal identification sticker. Warning! Failure to place all 4 jumpers in the proper place will damage the unit and may cause electrical fire. -
Page 16: Display Settings
Section B Display Settings There are 3 operational values on your CobraMig 300 User Interface. Heat: Is a reference value from 0-10, which controls the voltage output, (Actual voltage will display during welding) Wire Speed: Wire speed displayed is from 0-800 (Displays in inches/ minute) -
Page 17: Advanced Parameters
Advanced Parameters • Hold ‘select’ button for 3 seconds to access Advanced Parameters • Press ‘select’ button once to scroll between available parameters • Use adjustment knob to adjust values • Press gun trigger or hold ‘select’ button for three seconds to exit ad- vanced parameters and return to normal operating mode Settings unique per memory These settings are stored in each memory seperately, giv-... - Page 18 “SELECT” button once to Unlock the machine and access the Advanced Parameters. If the Lock Code is lost or forgotten, please contact MK Products customer service at 800 787 9707 Owner's Manual - Page 12 CobraMig ®...
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Page 19: Process Settings
MK Products reserves the right to change any settings associated with this welding guide, you may request the most up to date guide by calling our Customer Service department during normal working hours. -
Page 20: Accessories
Accessories Section C Optional Kits Start-up kit ..................005-0787 Includes a gas regulator/flowmeter, 5ft. gas hose and 15ft. ground cable and clamp. Everything you need to get you welding. Gas Kit ..................... 003-2652 Includes a gas regulator/flowmeter, 5ft. gas hose. To connect to your gas source or bottle. -
Page 21: Adapter Kits
Adapter Kits Analog Gun Adapter Kit..............005-0784 Includes an analog gun 7 to 14 pin control cable and power pin adapter. Which gives you the ability plug your anaolog gun directly to the CM300. Analog gun 7 to 14 pin control cable ..........843-0726 Analog gun power pin adapter ............ -
Page 22: Maintenance
Your CobraMig 300 is designed to provide years of reliable service. Normal wear and component failure may require occasional service. The number of units in operation and the importance of minimal “down time” will determine to what extent spare parts should be stocked on hand. -
Page 23: Troubleshooting
Troubleshooting Section E WARNING Turn off input power switch, unplug primary power cord and wait 5 minutes before performing any service to this equipment. This will ensure that all storage capacitors have discharged to a relatively safe level. The following pages detail the trouble shooting section of this manual, please read carefully and use caution when performing service on any electrical equipment. -
Page 24: Troubleshooting Guide
Troubleshooting Guide Symptom Cause Remedy Gas leaks from power block Gun power pin connector not inserted Make sure the o-rings on the power connection. fully or defective o-rings. pin are good and that it is fully inserted into the power block. Then locked in place by turning knob. -
Page 25: Appendices
Appendices Section F Diagrams / Parts List Assembly Power Supply CM300, 187-201 ......20-21 Assembly Wire Feeder CM300, 187-101......22-23 CobraMig 300 Electrical Block Diagram ........24 X-Series Gun Electrical ............. 25 Owner's Manual - Page 19 CobraMig ® 300... -
Page 26: Assembly Power Supply Cm300, 187-201
Assembly Power Supply CM300, 187-201 X Owner's Manual - Page 20 Cobra ®... - Page 27 Assembly Power Supply CM300, 187-201 cont. X Owner's Manual - Page 21 Cobra ®...
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Page 28: Assembly Wire Feeder Cm300, 187-101
Assembly Wire Feeder CM300, 187-101 X Owner's Manual - Page 22 Cobra ®... - Page 29 Assembly Wire Feeder CM300, 187-101 cont. X Owner's Manual - Page 23 Cobra ®...
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Page 30: Cobramig 300 Electrical Block Diagram
CobraMig 300 Electrical Block Diagram X Owner's Manual - Page 24 Cobra ®... -
Page 31: X-Series Gun Electrical
X Series Gun Electrical X Owner's Manual - Page 25 Cobra ®... - Page 32 X Owner's Manual - Page 26 Cobra ®...
- Page 33 X Owner's Manual - Page 27 Cobra ®...
- Page 34 16882 Armstrong Ave. Irvine, CA 92606 Tel (949) 863-1234 Fax (949) 474-1428 www.mkproducts.com August 1, 2010...
- Page 35 THIS PAGE INTENTIONALLY BLANK...
- Page 36 www.mkproducts.com 16882 Armstrong Ave. Irvine, California 92606 TEL (949) 863-1234 FAX (949) 474-1428...
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