MAC TOOLS MW165 Owner'S Manual Download | Manualshive

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Summary of Contents for MW165

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

Page 2: ......

Page 3: ...ing gases used for welding can displace air causing injury or death Be sure the breathing air is safe Do not weld in locations near degreasing cleaning or spraying 1 Keep your head out of the fumes Do...

Page 4: ......

Page 5: ...only correct shielding gas cylinders regulators hoses and fittings designed for the specific application maintain them and associated parts in good condition 6 Turn face away from valve outlet when op...

Page 6: ...To 1 1 mm Flux Cored Aluminum Length 16 112 in 419 mm Width 9 1 2 in 241 mm Height 17 in 432 mm Net 73 lb 33 kg 160 Amperes At 60 Duty Cycle Using CO2 Shielding Gas lOft 3m 1 1 Duty Cycle Chart 41 CA...

Page 7: ...pabilities of the welding power source Curves of other settings fall be tween the curves shown ssbl 1 1O 91SB 180765 FIgure 1 2 Volt Ampere Curves 2 1 Installing Work Clamp 1 Insulator 2 Bolt 3 Smalle...

Page 8: ...y Tighten nut 4 Gun Trigger Plug Insert plug into receptacle and tighten threaded collar Close door Tools Needed 5 16 in Ref ST 155 50 A __ _ _____ _________ r r j i 4 ELECTRIC SHOCK can kill Do not t...

Page 9: ...Max Recommended Input Conductor Length In Feet Meters 64 19 Mm Grounding Conductor Size In AWGIKcmiI 14 Reference 1996 National Electrical Code NEC S 0092 J 1 Chain gas cylinder to running gear wall...

Page 10: ...g Label Supply correct input power 2 Plug Figure 2 5 Connecting Input Power 3 Receptacle Ref ST 801 785 Ref ST 80t 504 4 Connect plug to receptacle 4 Une Disconnect Device See Section 2 5 A Special In...

Page 11: ...uide along drive roll groove and into out let guide Close pressure assembly TO USE 1 LB SPOOL ELECTRIC SHOCK can kill Do not touch live electrical parts j HOT SURFACES can burn skin Allow gun to cool...

Page 12: ...1 Wire Speed 100 90 75 60 50 35 20 10 030 Voltage Tap 6 5 4 3 3 2 1 1 Wire Speed 70 60 50 40 30 20 10 0 035 Voltage Tap 6 5 5 4 3 2 2 Wire Speed 50 45 40 30 25 25 10 E71T GS Flux Core 030 Voltage Tap...

Page 13: ...uards closed and securely in place READ SAFETY BLOCKS at beginning of manual before proceeding ARCING can damage switch Do not change Voltage switch position while welding Arcing inside switch can dam...

Page 14: ...r Fuse Fl If Fl opens wire drive motor shuts down Replace Flit open Reinstall wrapper and handle and latch door Tools Needed lime Maintenance Before each use Tighten all connections Check gun and clea...

Page 15: ...rew 7 Bearing Remove bearing as shown Install new bearing and secure with screw Reinstall arm onto pin and secure with cotter pin 8 Setscrew 9 Smooth Groove For Hard Wire 10 Drive Roll Remove drive ro...

Page 16: ...nd mark where liner touches drive roll Remove gun and cut liner oft ReInstall gun so that liner is as close as possible to drive rolls without touching Thread welding wire see Section 2 7 Close door R...

Page 17: ...n Replace contact tip if blocked Clean or replace wire inlet guide or liner if dirty or plugged Replace drive roll or pressure bearing if worn or slipping Check and replace El Secure gun trigger leads...

Page 18: ...SECTION 6 PARTS LIST Figure 6 1 Main Assembly 0 C 1 ST 801 784 0 CM 0 CM I Co C C C CM CM OM 185 356 Page 13...

Page 19: ...152118 CordSet 111 443 Bushing cord set 000 101 Rheostat 097 922 Knob 116830 Rocker Switch DPST 180 777 Rotary Switch w Knob 185265 Case 184994 Nameplate 111 644 Bushing B75mtg 048 282 Connector 1725...

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