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MK Products COBRAMIG 300, Owner'S Manual, Page: 2 / 36

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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

Adapter Kits......................................................................................................15

Maintenance ............................................................................Section D

Power Supply Maintenance .............................................................................16

Troubleshooting .......................................................................Section E

Warning ............................................................................................................17

Troubleshooting Guide .....................................................................................18

Appendices ..............................................................................Section F

Diagrams / Parts List ........................................................................................19

Safety Warnings
Warranty

Summary of Contents for COBRAMIG 300

Page 1: ...Product CobraMIG 300 Manual 091 0711 Serial 1601 0001 Voltage Req d 240VAC 1PH or 480VAC 1PH Revision A Model Number 187 001 Owner s Manual CobraMig 300 Power Supply Detachable Wire Feeder...

Page 2: ...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 Adapter Kits 15 Maintenance Sectio...

Page 3: ...hut OFF gas supply at source to prevent possible accumulation of gases in the space if downstream valves have been accidentally opened or left open Check to be sure that the space is safe before reent...

Page 4: ...ly for leaks wear and loose connections Immerse pressured hose in water bubbles indicate leaks Repair leaky or worn hose by cutting area out and splicing Do NOT use tape 4 Proper Connections Clean cyl...

Page 5: ...or rubber mat when dampness or sweat cannot be avoided Sweat sea water or moisture between body and an electrically HOT part or grounded metal reduces the body surface electrical resistance enabling...

Page 6: ...consists of a single phase constant voltage CV power supply with a removable push pull wire feeder and controls This unit is directly compatible with all of MK Products 14 pin X Series digital push p...

Page 7: ...lowing Guns Digital 14 pin Python X Cobra X Prince X Analog 7 pin W clocked with adapter kit 005 0784 Python Python LX Cobra MX Cobra Max Cobra SX Cobra Gold Cobra System III Prince Prince XL RoboKing...

Page 8: ...red If you find it necessary to change the input voltage see page 9 Input Voltage Setup VOLTAGE 240 PHASE SINGLE CURRENT 50 AMPS FREQUENCY 50 60 Hz DUTY CYCLE 100 225 AMPS 60 300 AMPS VOLTAGE 480 PHAS...

Page 9: ...l 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 injur...

Page 10: ...tep 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 wir...

Page 11: ...all 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 th...

Page 12: ...or 030 035 Aluminum wires and DOWN for all After setting the tension flip the spindle nut back around and tighten it to the spindle thus locking the spool in place Installing Wire Spool Step 1 Install...

Page 13: ...ly 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 F...

Page 14: ...nwinding 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...

Page 15: ...low 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...

Page 16: ...tings The LED light will illuminate which setting is active Use adjustment knob or the or Button on the gun to adjust the value up or down Section B On Off switch Adjustment Knob Select Button Wire Sp...

Page 17: ...ill length parameter This feature is active at the release of trigger or signals triggers in latch mode OFF 50 Increments of 5 Increments of 05 0 1 1 6 seconds Maintains weld parameters at the end of...

Page 18: ...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 There are two values available On This mode wil...

Page 19: ...Ar 20 0 090 3 6 540 Ar 20 0 063 3 1 340 Ar 20 0 090 3 9 360 Ar 20 0 125 5 0 390 Ar 20 0 063 3 0 430 Ar 20 0 090 3 5 455 Ar 20 0 125 4 7 490 Ar 20 0 125 4 5 210 Ar 20 0 188 6 0 260 Ar 25 0 250 7 3 330...

Page 20: ...To connect to your gas source or bottle 15ft ground cable clamp 843 0727 Includes 15ft ground cable and clamp To connect your CM300 to your work piece Cable Holders 005 0785 Includes two cable holder...

Page 21: ...le 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 003 2607 Bulk wire dispensin...

Page 22: ...ect and unplug unit before cleaning unit Every six months blow out or vacuum dust and dirt from the internal components of the power supply Remove the side panels and use a clean dry air stream or vac...

Page 23: ...ng section of this manual please read carefully and use caution when performing service on any electrical equipment All service is to be per formed by a qualified service technician Before calling for...

Page 24: ...on how to change input voltage of your unit is necessary Bad F2 fuse 28VAC on main board P N 003 2613 If power supply fan is running then check F2 fuse 28VAC on main board replace if needed Unit does...

Page 25: ...wner s Manual Page 19 Appendices 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...

Page 26: ...Cobra X Owner s Manual Page 20 Assembly Power Supply CM300 187 201...

Page 27: ...Cobra X Owner s Manual Page 21 Assembly Power Supply CM300 187 201 cont...

Page 28: ...Cobra X Owner s Manual Page 22 Assembly Wire Feeder CM300 187 101...

Page 29: ...Cobra X Owner s Manual Page 23 Assembly Wire Feeder CM300 187 101 cont...

Page 30: ...FOR CV VERSION X3 X3 X4 X3 GAS FITTING TRIAC WELD PDRIVER P_CONTACT PDRIVER TRIAC P_CONTACT WELD GREEN WIRE CHASSIS X3 CHASSIS P N 843 0729 PCB 003 2604 FRONT PANEL ASSEMBLY PCB 003 2625 PCB 003 2621...

Page 31: ...Cobra X Owner s Manual Page 25 X Series Gun Electrical...

Page 32: ...Cobra X Owner s Manual Page 26...

Page 33: ...Cobra X Owner s Manual Page 27...

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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