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MK Products Cobramatic Pro 150-008, Owner'S Manual

The MK Products Cobramatic Pro 150-008 boasts high quality performance for professional welding. Make sure to get the Owner's Manual to properly operate this powerful machine. Download it for free from manualshive.com, to ensure you have all the necessary information for successful welding projects.

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Cobramatic

® 

Pro Series Owner’s Manual

 

 

 

 

Safety Guidelines

 

Table of Contents

 

Installation ............................................................................... Section A

 

Technical Specifications ....................................................................................... 1

 

Machine Grounding .............................................................................................. 1

 

Machine Location ................................................................................................. 1

 

Input Power Connections ..................................................................................... 1

 

Wire Threading Procedure ................................................................................... 2

 

Welding Gun Connections ................................................................................... 3

 

Operation ................................................................................ Section B

 

General Description ............................................................................................. 4

 

Recommended Processes and Equipment .......................................................... 4

 

Controls and Settings ........................................................................................... 5

 

POSA Start Operating Procedure ......................................................................... 6

 

Remote Operation ................................................................................................ 7

 

Accessories ............................................................................ Section C

 

Optional Kits ......................................................................................................... 8

 

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

 

Routine Maintenance ........................................................................................... 8

 

Testing the Feeder................................................................................................ 8

 

Testing the Gun .................................................................................................... 9

 

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

 

Troubleshooting Guide ....................................................................................... 10

 

Diagrams/Parts List ................................................................. Section F

 

Main PC Boards ................................................................................................. 12

 

Mechanical ......................................................................................................... 15

 

Electrical ............................................................................................................ 26

 

Safety Warnings 

Warranty

 

Summary of Contents for Cobramatic Pro 150-008

Page 1: ...Cobramatic Pro Series Wire Feed Cabinet Owner s Manual Product Cobramatic Manual 091 0756 Serial 20010001 Voltage Rating 24 VAC 42 VAC 115 VAC 230 VAC Revision Jan 2020 Rev A Model Number 150 008...

Page 2: ......

Page 3: ...ons 3 Operation Section B General Description 4 Recommended Processes and Equipment 4 Controls and Settings 5 POSA Start Operating Procedure 6 Remote Operation 7 Accessories Section C Optional Kits 8...

Page 4: ...l on unit Manufacturer s Name MK Products Inc 16882 Armstrong Ave Irvine CA 92606 Declares that the product Cobramatic conforms to the following Directives and Standards Directives Low Voltage Directi...

Page 5: ...pace should be avoided Leaked gas in large quantities can change oxygen concentration dangerously Do not bring gas cylinders into a confined space Leaving confined space shut OFF gas supply at source...

Page 6: ...y sharp edges and by sparks slag and open flame Examine hose regularly for leaks wear and loose connections Immerse pressured hose in water bubbles indicate leaks Repair leaky or worn hose by cutting...

Page 7: ...d 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 8: ...on your machine nameplate Model Name Number Code Serial Number Date of Purchase Whenever you request replacements parts for or information on this equipment always supply the information you have reco...

Page 9: ...e Grounding The Cobramatic Pro Series is grounded with the power source through the input power cable The power source grounding terminal must be properly connected to electrical ground per the power...

Page 10: ...ng Procedure Wire Spool Installation Release latches and open right side door of cabinet Reference Cobramatic Pro Series Assembly drawing Remove spool retainer nut from spindle hub Reference Cobramati...

Page 11: ...achieved when wire does not slip if a small amount of pres sure is added to the wire between thumb and forefinger as wire exits the tip Adjust gun idler arm tension screw as necessary Wire Retainer B...

Page 12: ...trol in the cabinet and through a potentiometer located in the gun The normal operating sequence of the wire feeder can be viewed on the board itself via sequence LED s When the system is triggered th...

Page 13: ...nctions pull trigger again and release to stop welding functions NOTE Most guns require Modified Gas Valve Assy p n 003 2199 for Pre Postpurge functions The Pre Purge Post Purge functions are pre conf...

Page 14: ...ween yellow Gas Solenoid LED L1 and green Trigger LED L3 Adjust as necessary Wire Inch Wire Inch momentary switch causes wire feed at the weld feed rate indepen dent of Posa Start and may be used to o...

Page 15: ...t gun to match voltage setting Turn the Posa Start switch to the ON position Depress gun trigger and using Run in Speed Control adjust wire feed rate to approximately 50 of welding wire speed set at g...

Page 16: ...ed from most ESAB welding power supplies a Closing Contact signal and 115VAC input power NOTE The Input Wire Selector must be at TB2 5 for 115VAC input Maintenance Routine Maintenance Your Cobramatic...

Page 17: ...est Point TP2 For reference see Main PC Board Connections picture in Section F Testing the Gun Motor Check Remove the connector from the cabinet Using the Amphenol connector check the resistance acros...

Page 18: ...or AC Welding power source not working correctly Check power supply for proper operation Wire feeds erratically Dirty or worn conduit Blow out or replace conduit Incorrect pressure on drive rolls Adj...

Page 19: ...onnections 15 Cabinet Assembly 16 003 2454 Control Module Assembly 17 003 2078 Slave Motor Assembly 18 003 2451 Power Block Assembly MK Connection 19 003 2455 Spindle Brake Assembly 20 003 2452 Gas So...

Page 20: ...TP2 Test Point MTR VDC TP1 L1 Gas on yellow J1 Trigger Normal Latch J10 Transformer J8 Current Sensor F3 Motor Fuse J6 Test Point GROUND TP3 Motor Demand L2 Contactor Signal on red J4 Front Panel F2...

Page 21: ...5 0 1 sec Rows 5 7 0 5 sec The Pre Purge Jumper Pot Configuration at JP2 has 3 available settings 0 25 sec fixed variable from 0 1 sec or variable from 0 5 seconds By default the twin two pin jumpers...

Page 22: ...xes type of drive rolls used and other factors the wire feed may be slightly off To compensate for these variations the wire feed may be calibrated as follows 1 Install jumper horizontally across the...

Page 23: ...ic Pro Series Owner s Manual Page 15 Cabinet and Gun Connections Air Cooled Connections Power In Power Cable Gas In Gas Out to Gun Water Cooled Connections Power In Water In Power Cable Gas In Gas Out...

Page 24: ...345 0008 NUT HX LK 6 32UNC W INSR NYLON 33 4 342 0310 STAND OFF 6 32 X 1 4 X 1 00 LG 32 7 342 0131 SPACE NYLON 0 140 ID X 0 25 OD X 3 16 LG 31 2 338 0014 SCREW SHC 4 40 X 1 2 SST 30 12 336 0263 SCR PH...

Page 25: ...ue components used This drawing is for reference only Cobramatic Pro Series Control Module Assembly P N 003 2454 Control Module Assy No Qty Part No Description 1 1 003 2396 Assy PCB Front 2 1 301 0023...

Page 26: ...old slave motor Arm idler mold slave motor Cap bearing mold Sleeve spring Bearing 1 125 X 50 X 31 Bearing 875 X 38 X 28 Bearing idler roll Shaft gear Drive roll Guide wire inlet Cap 5 x 5 LG Vinyl Bla...

Page 27: ...313 0021 Stud Receiver 3 2 329 0054 Screw Hex 3 8 16 x 5 8 4 1 331 0002 Washer Flat 6 ST 5 2 331 0777 Washer Flat 0 391 ID x 0 875 OD 6 2 333 0011 Washer Spr LK 3 8 7 1 333 0252 Washer LK Star In ST...

Page 28: ...m t y x o q q q l q p k m m k n l l r q t y x k k m o m p q k m m k n l m k m t y w x w y q k k k k m p q n l l k w q k n k m p k r n l l q r y z p p m l q k p k r n l l r q y z q r q r k p m k n k o...

Page 29: ...2452 Gas Solenoid Assy No Qty Part No Description 1 2 153 0853 Term Conn Crimp Socket 2 1 153 0868 Conn 3 Pos 3 2 185 0476 Term Fel 1 4 x 18 22 GA Full Ins 4 1 561 0017 Solenoid Gas 24V 5 1 753 0114 A...

Page 30: ...Cobramatic Pro Series Owner s Manual Page 22 Cobramatic Pro Series Block Diagram P N 071 0413...

Page 31: ...Cobramatic Pro Series Owner s Manual Page 23 Cobramatic Pro Series Main PC Board P N 071 0400...

Page 32: ...Cobramatic Pro Series Owner s Manual Page 24 Cobramatic Pro Series Main PC Board P N 071 0400...

Page 33: ...Cobramatic Pro Series Owner s Manual Page 25 Cobramatic Pro Series Gun and Front Panel Connections P N 071 0412...

Page 34: ...ple 3 54 VDC is equivalent to 354 IPM MSPD GND TB1 Remote External Trigger Install jumper between TB1 1 GND and TB1 3 TRIG to trigger system TRIG SW GND TB1 Arc Establish Relay Closure External Contac...

Page 35: ...iometer signal control the welding voltage of the welding power supply As this external signal adjusts the voltage up or down its external 0 10VDC signal can come back into TB 1 as shown below in Exte...

Page 36: ...Cobramatic Pro Series Owner s Manual Page 28 Manual Gas Purge Jumper from TB1 7 to TB1 1 to externally operate the gas solenoid in the cabinet...

Page 37: ...Cobramatic Pro Series Owner s Manual Page 29...

Page 38: ...Cobramatic Pro Series Owner s Manual Page 30...

Page 39: ...16882 Armstrong Ave Irvine CA 92606 Tel 949 863 1234 Fax 949 474 1428 www mkproducts com August 1 2010...

Page 40: ...16882 Armstrong Ave Irvine California 92606 Tel 949 863 1234 Fax 949 474 1428 www mkproducts com...

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