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Summary of Contents for Linde BOC Smootharc TIG185 ACDC
- Page 1 TIG 185 ACDC Service manual...
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Page 2: Recommended Safety Precautions
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 Recommended Safety Precautions Electrical Shock Avoid electric shock by: • N ever touch ‘live’ electrical parts. • W earing dry insulated boots. • A lways repair or replace worn or damaged parts. • W earing dry leather gloves. • D isconnect power source before performing any • W orking on a dry insulated floor where possible. -
Page 3: Table Of Contents
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual Contents. 1.0 Fundamental schematic and circuit diagrams General wiring diagram First rectifier board schematic First rectifier board circuit diagram A First rectifier board circuit diagram B Control board schematic Control board schematic Control board circuit diagram Middle board schematic... -
Page 4: Fundamental Schematic And Circuit Diagrams
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 1.0 Fundamental schematic and circuit diagrams General wiring diagram... -
Page 5: First Rectifier Board Schematic
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual First rectifier board schematic Ser. No. Pin Description Ser. No. Pin Description CON5 DC340V CON1 Connect high frequency CON6 DC340V DC340V Connect high frequency CON6 CON2 First inverter AC output DC340V First inverter AC output DC340V... -
Page 6: First Rectifier Board Circuit Diagram A
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 First rectifier board circuit diagram A First rectifier board circuit diagram B... -
Page 7: Control Board Schematic
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual Control board schematic Ser. No. Pin Description Ground Connection +12V Connect the current potentiometer Connect to the ground AC/DC switch Connect to the ground AC/DC switch Connect the gas flow potentiometer MMA/TIG switch knob Connect the gas flow potentiometer adjust area +12V... -
Page 8: Control Board Schematic
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 Control board schematic Description +12V Rated force control Rated voltage control Signal of the current, high frequency control Voltage feedback Main circuit current feedback signal Test for the over‑current protection +24V +24V Wave signal... -
Page 9: Control Board Circuit Diagram
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual Control board circuit diagram... -
Page 10: Middle Board Schematic
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 Middle board schematic Ser. No. Pin Description CON2 Current and voltage feedback signal, connect to CON9 PCON1 Input of 2nd inverter, connect to 2nd inverter driver PCON2 Input of 2nd inverter, connect to 2nd inverter driver PCON3 Input of 2nd inverter, connect to 2nd inverter driver PCON4... -
Page 11: Middle Board Circuit Diagram
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual Middle board circuit diagram... -
Page 12: Aux. Module Schematic
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 1.11 Aux. module schematic Description +24V ground 3843 connect to the power MOS 3878 connect to “G” MOS 3878 connect to “S”, restrict aux. power... -
Page 13: Bottom Board Schematic
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual 1.10 Bottom board schematic Ser. No. Pin Description Ser. No. Pin Description CON7 NC, +24V terminal CON1 Connect control board CON4, 2nd drive signal CON8 Lift voltage start the arc, shut off switch of the torch, CON2 Control the signal, control the connecting solenoid relay J2 cling, occur high frequency and voltage, offer... -
Page 14: Bottom Board Circuit Diagram
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 1.12 Bottom board circuit diagram... -
Page 15: Troubleshooting And Maintenance
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual 2.0 Troubleshooting and maintenance Problem Solution 1 Power indicator is off, fan doesn’t work, 1 Power switch is damaged. no output 2 Check the external power supply. 3 Check if the cable is broken. 2 Power indicator is on, fan is abnormal, 1 Incorrect 400V power supply connection, activates the over‑voltage protection. -
Page 16: Exploded View And Component Parts List
BOC Smootharc TIG 185 ACDC Service manual Ver.1 Rev.1 . 0314 3.0 Exploded view and component parts list Exploded view... -
Page 17: Component Parts List For Smootharc Tig 185 Acdc
Ver.1 Rev.1 . 0314 BOC Smootharc TIG 185 ACDC Service manual 3.2 Component parts list for Smootharc TIG 185 ACDC Description Quantity Material Part No. BOC Part No. Potentiometer control board R‑51‑PK01‑068‑A‑RL 51‑PK01‑068‑A‑RL 35mm female socket R‑40‑160810‑01‑00 R‑40‑160810‑01‑00 Torch control panel socket N‑40‑140410‑08‑00 N‑40‑140410‑08‑00 Gas connector panel socket... - Page 18 970–988 Great South Road, Penrose, Auckland, New Zealand © BOC Limited 2014. BOC is a trading name of BOC Limited, a Member of The Linde Group. Reproduction without permission is strictly prohibited. Details given in this document are believed to be correct at the time of printing. Whilst proper care has been taken in the preparation, no liability for injury or damage resulting from its improper use can be accepted.
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