Pro-Weld ARC 656-575 VERSION, Operation And Maintenance Manual

Page 1: ...OPERATION MAINTENANCE MANUAL 575V ERSIO N ...

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Page 3: ... 0 CONTROL PANEL DESCRIPTION 3 8 0 WELD GUN SETUP 3 8 1 PLUNGE LENGTH 3 8 2 CHECKING GUN LIFT 4 9 0 SETTING UP THE POWER SOURCE 5 9 1 CONNECTIONS AND SETTINGS 5 9 2 WELD TEST AND INSPECTION 5 10 0 MAINTENANCE 6 10 1 WELD CABLES 6 10 2 INTERNAL CLEANING 6 11 0 TROUBLE SHOOTING 7 12 0 PARTS LIST 8 9 10 LIST OF FIGURES 1 JUMPER LINK ARRANGEMENT 2 2 GROUND CONNECTION 3 3 CONTROL PANEL 3 4 GUN SET UP 4...

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Page 8: ...the manufacturer s 3 0 UNPACKING YOUR UNIT Upon receipt of your unit place it as close as possible to the point of installation before unpacking it Once the unit is un packed it is recommended that you inspect it for any physical damage that may have occurred in shipping Your unit has been completely assembled and inspected at the factory Upon receipt the unit must be hooked up to the recommended ...

Page 9: ...l display indicates the weld time which is adjustable from 005 to 1 000 seconds The weld current which is not adjustable and is 650 amps only when using the standard cable set which is supplied the welder 6 0 ELECTRICAL INPUT REQUIREMENT This welding power source is designed to be operated from 230v 460v or 575v three phase 60 Hertz AC power Con sult the local electric utility if there is any ques...

Page 10: ...ith the leg screws loosened the foot will move freely in all directions Adjust the foot so that the stud is centered in the ferrule and no con tact occurs between the stud and the ferrule during retraction or forward plunge of the stud CAUTION The stud labeled GND is connected to the unit chassis and is for grounding purposes only Do not connect a wire from the terminal labeled GND to one of the t...

Page 11: ...olding the gun completely still as above The gun will lift the stud from the base plate and draw an arc The end of the stud and the adjacent material of the base plate will be melted by the weld arc The gun will then plunge the stud into the molten pool extin guishing the arc to end the controlled portion of the weld 9 After the controlled weld cycle allow the molten metal to solidify briefly with...

Page 12: ...has been set tighten the set screw and replace the rear cap 9 0 SETTING UP THE POWER SOURCE 9 1 Connections and settings CAUTION Turn the power off before making connections a Connect the male end of the GROUND CABLE to the posi tive GROUND terminal of the power supply and secure the C clamp to the base plate Make sure both connections are tight and the base metal is free of heavy paint or rust at...

Page 13: ...es from fuse box or shutting off and red tagging circuit breaker or other discon necting device MOVING PARTS can cause serious injury Keep away from moving parts HOT SURFACES can cause severe burns Allow cooling period before servicing FIGURE 6 FUSE BLOCK PAGE 6 CAUTION Read and follow the safety information at the beginning of this section before proceeding 10 1 WELD CABLES Every three months ins...

Page 14: ...per link 2 Check jumper links connection for proper voltage 3 Defective 600 0016 P C board 3 Replace Maximum output but 1 Defective 600 0016 P C board 1 Replace no control Gun does not lift 1 Blown 4 amp fuse 1 Check and replace fuse 2 Defective 600 0016 P C board 2 Replace 3 Defective control cable or 3 Repair short in cable replace gun coil gun coil 6 Blown 1 amp fuse 6 Check and replace fuse Gu...

Page 15: ...tch Knob 104 0037 2 Knob 102 0060 2 Timer potentiometer 111 0021 3 Digital Meter 103 0004 4 Green LED 108 0029 5 Red LED 108 0028 6 Female Camlok 107 0002 7 P M R S Connector 107 0001 8 Handle 102 0129 9 Handle Ends 102 0130 10 Top Cover 101 0032 2 11 Base 101 0032 1 12 Decal 122 0036 FIGURE 7 ARC 656 9 8 5 12 6 7 3 1 10 2 4 11 ...

Page 16: ...06 0024 3 6 Position Fuse Strip 104 0038 1 Amp Fuse 120 0001 5 Amp Ceramic Fuse 120 0005 25 Amp Ceramic Fuse 120 0025 4 Support Arc Resistor 112 0004 5 Support Arc SCR 3 108 0042 6 PCB Guide 102 0135 7 Weld SCR 108 0059 8 PCB 600 0016 9 Transformer 105 0028 10 On Off Switch 104 0035 1 9 10 7 5 4 3 2 6 8 ...

Page 17: ...5 R49 R47 R40 R52 R16 R39 R44 R20 R26 R11 R32 R29 R1 R35 R34 R19 R2 R5 R23 R33 R14 C1 C3 C7 C4 C5 C13 C6 C11 C2 C9 C13 V3 V5 V4 V6 V7 V9 Q1 V2 V8 IC1 IC3 IC4 IC2 OPT5 OPT7 OPT6 OPT1 OPT4 OPT2 VR2 V10 R13 V1 TR1 R38 R8 ZD2 D2 D1 D3 D4 R7 D29 D30 D31 D17 R12 R51 R50 R45 R46 D6 D7 D12 VR1 R42 R36 R37 R31 D5 OPT3 C8 R30 ZD3 R28 R21 R27 R24 R22 R3 D10 R4 R6 R15 R55 R56 C10 PAGE 10 ...

Page 18: ...WELD PRO MANUFACTURED BY MADE IN THE U S A ...