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CONTENT

1. Characteristics…………………………………………………...2

2. Safety ……………………………………………………………3

3. Technical parameters ……………………………………………4

4. Installation and connection………………………………………5

5. Function introduction……………………………………………9

6. Operation………………………………………………………..12

7. Daily maintenance and trouble shooting ……………………….16

8. Circuit diagram………………………………………………….18

Summary of Contents for HC350D

Page 1: ...00D 650D ATTENTION Be sure that all installation operation maintenance and repair are performed only by qualified personnel You are advised to read this operation manual thoroughly before using the eq...

Page 2: ...CONTENT 1 Characteristics 2 2 Safety 3 3 Technical parameters 4 4 Installation and connection 5 5 Function introduction 9 6 Operation 12 7 Daily maintenance and trouble shooting 16 8 Circuit diagram...

Page 3: ...lighter weight and smaller dimension Compared with rectifier thyristor model welding machine HC D series machine 1 3 of rectifier machine and its weight is 1 4 of rectifier machine So it is more conv...

Page 4: ...m any combustible articles B Keep sparks away from tinder or the open holes C Fasten the welder properly with fixed bolts if it is to be installed on high position for use D Do not weld tubes hermetic...

Page 5: ...CO2 100 650 MMA 50 650 Rated output voltage V CO2 18 32 MMA 22 34 CO2 19 39 MMA 22 36 CO2 19 44 MMA 22 44 Open Circuit Voltage V CO2 54 MMA 54 CO2 64 MMA 64 CO2 64 MMA 64 Rated duty cycle 60 wire dia...

Page 6: ...of switchboard 4 3 Ventilation Reduce the influence from blowing wind to ensure good welding quality When welder is operated in enclosed place ensure that there is proper ventilation to prevent injur...

Page 7: ...All joint must be connected well use insulating tape to wrape the bare wire C After connection must assemble the cover of power supply and fasten it by screw never operate the machine while the cover...

Page 8: ...7 For alkaline electrode R IGBT For acidic electrode R IGBT FIG 2 MMA...

Page 9: ...g torch which can control argon gas flow and on off when in MMA adopt simple contact arc way if need to break arc please drive up the welding torch to do it Distribution box 3 380V CO2 REGULATOR GAS B...

Page 10: ...MMA it is used to change arc stiffness 4 CO2 crater arc current MMA adjust current GMAW Condition Crater current adjustment knob for adjusting the size of crater current in Crater On mode MMA Conditi...

Page 11: ...torch switch for welding stop and this model is suitable for short time welding For GMAW welding while it is on arc on position press the torch switch and after arc ignition can loosen the torch switc...

Page 12: ...wer off when welding machine is overload or malfunction Generally the switch is to pull to the connection and to close or cut off input power supply 6 Nameplate For description of parameters Refer to...

Page 13: ...technology FIG 7 refer to GMAW technology criterion 3 Press torch switch for welding loosen torch switch for stop welding 6 1 2 2 Long welding or welding in large current 1 Shift crater arc on off on...

Page 14: ...rce value smaller or onto zero position to decrease splash 6 3 GTAW operation 6 3 1 Preparation 1 Connect machine according to FIG 3 2 Shift MMA TIG CO2 switch onto MMA model 3 Switch on the power sup...

Page 15: ...0 8 0 9 0 110 18 120 10 15 1 6 1 0 1 2 0 160 19 120 10 15 2 0 1 0 1 2 0 180 20 80 15 15 2 3 1 0 1 2 0 200 22 100 15 20 3 2 1 2 0 240 25 100 15 20 Thick ness mm Welding Length mm Wire Diameter mm Weldi...

Page 16: ...5 300 26 250 15 B or C 25 Thickness mm Welding Diameter mm Welding Current A Welding Voltage V Welding Speed cm min Welding Distance mm Gas Flow L min L O W S P E E D 1 6 0 8 0 9 65 75 16 17 40 45 10...

Page 17: ...learance mm Groove Condition 0 6 1 0 1 6 1 0 20 40 1 1 2 1 0 1 0 1 6 1 6 30 50 1 1 2 1 5 1 0 1 6 1 6 50 80 1 2 2 5 1 6 2 4 1 6 2 4 70 100 1 2 3 0 1 6 2 4 1 6 2 4 100 130 1 2 2 3 4 0 2 4 1 6 2 4 120 16...

Page 18: ...ton and spares in panel regularly i Change contact tube and wire feeder wheel and clear wire feeder pipe regularly 7 2 Trouble Shooting NO TROUBLE POSSIBLE CAUSE REPAIR 01 Switch on but indicator ligh...

Page 19: ...mal Fixing a Fuse melts change fuse If failure persists after change switch off power and consult manufacturer b PCB Problem Contact with manufacturer or dealer c Other spare parts failure check and c...

Page 20: ...0 2 0 1 1 2 3 4 5 CN6 1 6 1 4 6 0 1 9 1 1 9 0 1 2 4 3 5 6 CN4 L1 L2 S3 S2 T2 FH4 702 002E CN2 S3 S2 CT2 M1 M2 10V 19V 19V 6 7 8 9 1 3 CT1 FUSE3 8A 27 4V 27 4V 415V 380V 220V 0V 0V T1 FH4 702 056 FS 2...

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