Tweco 300 S Arcmaster - Manual (Page 48)

ARCMASTER ® 300 S
March 31, 2006 12-2
E14 error code displayed
Weld current available.
Under mains supply (input) voltage warning primary capacitors is reduced for one second
Buzzer sounds intermittently. Error code E14 automatically will reset when the voltage increases.
E12 error code displayed
A
Have an Accredited Thermal Arc Service Agent or a qualified electrician check the Mains voltage
Weld current ceases.
Under mains supply (input) voltage primary capacitors is reduced for one second
Have an Accredited Thermal Arc Service Agent or a qualified electrician check the primary cable & fuses.
Buzzer sounds constantly. Error code E12 automatically will reset when the voltage increases.
E81 error code displayed
No weld current is available.
Wrong Primary supply (input) voltage connected
Buzzer sounds constantly. Switch machine off.
E82 error code displayed
No weld current is available.
Link switch plug not connected
Buzzer sounds constantly. Switch machine off.
Have an Accredited Thermal Arc Service Agent or a qualified electrician check the Mains voltage
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Service Agent check connector plug on input PCB
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with the wrong Primary supply (input) voltage connected
Have an Accredited Thermal Arc Service Agent or a qualified electrician check the Mains voltage.
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dangerously low level.
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nominal operating voltage less 10%.