Cebora POWER ROD 1350 Service Manual

Cebora POWER ROD 1350 Service Manual

Mma and tig welding system

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CEBORA S.p.A.
1
POWER ROD 1350
POWER SOURCE art. 249
SERVICE MANUAL
3.302.050
22/12/00

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Summary of Contents for Cebora POWER ROD 1350

  • Page 1 CEBORA S.p.A. POWER ROD 1350 POWER SOURCE art. 249 SERVICE MANUAL 3.302.050 22/12/00...
  • Page 2: Table Of Contents

    CEBORA S.p.A. CONTENTS - GENERAL INFORMATION............................3 - Introduction................................3 - General service policy............................3 - Safety information..............................3 - Electromagnetic compatibility..........................3 - SYSTEM DESCRIPTION............................4 - Introduction................................4 - Technical specifications............................4 - Description of power source art. 249.......................4 - MAINTENANCE.................................5 - Periodic inspection, cleaning..........................5 - Sequence of operations (fig. 3.2.1)........................5 3.2.1...
  • Page 3: General Information

    It is forbidden to attempt to repair damaged electronic boards or modules; replace them with original Cebora spare parts. 1.3 - Safety information. The safety notes provided in this manual are an integral part of those given in the Instruction Manual.
  • Page 4: System Description

    2 - SYSTEM DESCRIPTION 2.1 - Introduction. The POWER ROD 1350 is a MMA and TIG welding system, with contact arc starting mode. It is made up of an electronic power source (art. 249), and a set of accessories to adapt to various applications (see list in Sales Catalogue).
  • Page 5: Maintenance

    CEBORA S.p.A. 3 - MAINTENANCE WARNINGS ANY INTERNAL INSPECTIONS OR REPAIRS MUST BE CARRIED OUT BY QUALIFIED PERSONNEL. BEFORE BEGINNING MAINTENANCE OPERATIONS, UNPLUG THE MACHINE FROM THE MAINS AND WAIT FOR THE INTERNAL CAPACITORS TO DISCHARGE (3 MINUTES). 3.1 - Periodic inspection, cleaning.
  • Page 6: Starting The Power Source

    In TIG, connect the TIG torch (suggested torch T150, art. 1567.01 Cebora) to the negative pole of the power source and the cable of the positive pole of the power source to the workpiece.
  • Page 7: Troubleshooting

    CEBORA S.p.A. 3.3 - Troubleshooting. WARNINGS ANY INTERNAL INSPECTIONS OR REPAIRS MUST BE CARRIED OUT BY QUALIFIED PERSONNEL. BEFORE REMOVING THE PROTECTIVE GUARDS AND ACCESSING INTERNAL PARTS, DISCONNECT THE POWER SOURCE FROM THE MAINS AND WAIT FOR THE INTERNAL CAPACITORS TO DISCHARGE (3 MINUTES).
  • Page 8: Power Source Powered, Fan (16) Stopped

    CEBORA S.p.A. 3.3.2 - Power source powered, fan (16) stopped. FAN TEST. Fast-on terminals fan (16) = 230 Vac, with switch (5) closed. Correct? ♦ Make sure that there are no mechanical impediments blocking the fan. ♦ Replace the fan (16).
  • Page 9: In Open Circuit Operation, The Output Voltage Is Not Regular

    CEBORA S.p.A. 3.3.4 - In open circuit operation, the output voltage is not regular. OPEN-CIRCUIT OUTPUT VOLTAGE TEST. NOTE For better precision, voltage measuring in this test must be carried out with power source output terminals (D and E fig. 3.2.1) disconnected from earth.
  • Page 10: In Tig, Arc Unstable, Welding Irregular

    CEBORA S.p.A. 3.3.6 - In TIG, arc unstable, welding irregular. NOTE In TIG, the welding quality may not be acceptable due to current instability. In this case we recommend switching to MMA operation, and performing welding tests. WELDING QUALITY TEST IN MMA.
  • Page 11: Error Codes

    CEBORA S.p.A. 3.4 - Error codes. 3.4.1 - Yellow led (B) lit, with fix light. Alarm for temperature above limits. The thermostat is located on the dissipater of the power mosfets of the power board (15). The power source delivers no current, but the fan remains in operation; we therefore recommend leaving the power source powered in case of alarm for overtemperature.
  • Page 12: Components List

    CEBORA S.p.A. 4 - COMPONENTS LIST 4.1 - Power source art. 249: see file ESP249.pdf enclosed at the end of the manual. 4.2 - Components table: see file ESP249.pdf enclosed at the end of the manual. 4.3 - Spare parts list.

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