MAC TOOLS MW13O, Owner'S Manual

Page 1: ...ghout the manual before installing operating or maintaining this equipment This unit and these instructions are for use only by persons trained and experienced in the safe operation of welding equipme...

Page 2: ...YOUR DOCTOR In welding as in most jobs exposure to certain hazards occurs Welding is safe when precautions are taken The safety information given below is only a summary of the more complete safety in...

Page 3: ...GES TO SECTION 2INSTALLATION Replace Section 2 6 Threading And Feeding Welding Wire see Page 2 on this Errata Sheet CHANGES TO SECTION 6 PARTS LIST Change Parts List as follows Part Replaced No With D...

Page 4: ...Remove and retain Tools Needed _iii 9 l6ir Install 1 lb spool 7 Grasp spool in one hand and turn while using a wrench to adjust nut When a slight force is needed to turn spool tension is set Loosen w...

Page 5: ...ty in Welding and Cutting CSA Standard Wi 17 2 from Canadian Standards Association Standards Sales 178 Rexdale Boulevard Rextiale Ontario Canada M9W 1 R3 Safe Practices For Occupation And Educational...

Page 6: ...CO2 Shielding Gas Cable Length lOft 3 m 1 1 Volt Ampere Curve And Duty Cycle Chart A CAUTION U I 0 o 20 40 60 80 100 DC AMPERES 120 1O 126 100 13 50 31 5 25 0 USING GUN BEYOND DUTY CYCLE RATING can da...

Page 7: ...d welding power source ssb3 1 2 92 ST 154 583 S1 154 623 2 3 Connecting Input Power Connect unit to a properly grounded receptacle of a 20 ampere individual branch circuit protected by time delay fuse...

Page 8: ...mbly 3 Gun Trigger Leads Insert leads one at a time through grommet on front panel Connect leads to matching leads in unit 4 Gun End Loosen securing nut Insert end through front panel opening until it...

Page 9: ...Spool 2 Hub Tension Nut Grasp spool in one hand and turn while using a wrench to adjust nut When a slight force is needed to turn spool tension is set Loosen wire from spool and cut off bent wire and...

Page 10: ...hade of filter see ANSI Z49 1 sb3 1 10 91 Figure 3 1 Safety Equipment 1 Power Switch Use Switch to turn unit ON and OFF 2 Wire Speed Control Use control to select a wire feed speed As VOLTAGE switch s...

Page 11: ...ce unreadable labels Every 6 months Blow out or vacuum inside of unit 4 1 Overload Protection READ SAFETY BLOCKS at start of Section 4 before proceeding A Overheating Thermostat TP 1 protects the unit...

Page 12: ...w 7 Bearing Remove bearing as shown Install new bearing and secure with screw Reinstall arm onto pin and secure 2 with cotter pin 8 Setscrew 9 Smooth Groove For Hard Wire 10 Drive Roll Remove drive ro...

Page 13: ...ple and in a safe direction when blowing out with compressed air READ SAFETY BLOCKS at start of Section 4 before proceeding Tools Needed 3 8 in 5 16 in swarr lC 109 Turn OFF and unplug unit 1 Wire Spo...

Page 14: ...___________ __________ Electrode wire feeding stops during 4 3 welding _____________________________________________________ ___________ 2 6 2 6 4 3 4 2 4 3 4 2 2 5 4 18 4 2 4 3 Clean or replace wire...

Page 15: ...SECTION 6PARTS LIST E a U U 4 C I U C C 0 I N cJ 0 C C 0 C OM 154 404 Page 11...

Page 16: ...PLG2 3 lB CR I 114 1 JA 34A FAAIVE J 7A PIG2 8 143105 WUT 348 PLG2 9 I IOA CPI 4 POWER C O RIBBED 3A SI 2 POWER C O PLAIN WHT 24V FAN 146 PLG2 IO 5A PLG2 558 SPLIGE WP I CR2 PC I RC I K J H 0 F E 0 C...

Page 17: ...000 101 Rheostat 097 922 Knob 153 698 Rocker Switch SPST 111 897 Rotary Switch 127023 Knob 155530 Case Item Part J No No Description 155 570 Nameplate 111 644 Bushing 875mtg 025 338 Bushing 625mtg 41...

Page 18: ...R70S 6 Mild Steel 75 Argon 25 CO2 20 cfh 0 023 Voltage Wire Speed 4 60 4 55 3 50 2 45 2 40 1 35 1 35 0 030 Voltage Wire Speed 4 50 4 50 3 50 3 50 2 5 1 45 1 40 ER 308 Stainless Steel Tri Mix 20cTh 002...

Page 19: ......

Page 20: ......