Tweco 300 TS Arcmaster(Feb2006) - Manual (Page 55)

49
Description Possible Cause Remedy Remarks
6 E14 error code displayed
Under mains supply (input) voltage
warning primary capacitors is reduced
for one second.
Mains supply voltage is less
than the nominal operating
voltage less 10%.
Have an accredited Thermal Arc
Service Agent or a
qualified electrician check
the Mains voltage. Weld current available.
Buzzer sounds intermittently.
Error code E14 automatically
will reset when the
voltage increases.
7 E12 error code displayed
Under mains supply (input) voltage
primary capacitors is reduced for
one second.
Mains supply voltage is
down to a dangerously
low level. Have an accredited Thermal Arc
Service Agent or a
qualified electrician check
the Mains voltage. Weld current ceases.
Buzzer sounds constantly.
Error code E12 automatically
will reset when the
voltage reduces.
8 E81 error code displayed
Wrong Primary supply (input)
voltage connected.
When 3 phase machine is
first turned ON with the
wrong Primary supply
(input) voltage connected.
Have an accredited Thermal Arc
Service Agent or a
qualified electrician check
the Mains voltage. No weld current is available.
Buzzer sounds constantly.
Switch machine OFF.
9 E82 error code displayed
Link switch plug not connected.
Link switch plug not
connected.
Have an accredited Thermal Arc
Service Agent check connector
plug on input PCB. No weld current is available.
Buzzer sounds constantly.
Switch machine OFF.
10 E83 error code displayed
CPU checks mains supply (input)
voltage when the ON /OFF switch on
rear panel of machine is turned ON.
The Primary supply (input)
voltage fluctuates and is
not stable.
Have an accredited Thermal Arc
Service Agent check connector
plug on input PCB and the
Mains voltage. No weld current is available.
Buzzer sounds constantly.
Switch machine OFF then ON
to reset E83 error.