Tweco 160 TS Arcmaster - Manual (Page 49)

ARCMASTER ® 160TS
March 31, 2006 11-1
SECTION 11:
POWER SOURCE ERROR CODES
Description
P
ossible Cause
Remedy
Remarks
1
E01 error code displayed Tempera
ture sensor
TH1 (protects IGBTs)
is grea
ter than 80ºC for about 1 second
A B C
The
W
elding P
o
wer Source’
s duty
cyc
le has been exceeded.
Fan ceases to opera
te.
Air fl
o
w is restricted by vents
being blocked.
A B C
Let P
o
wer Source cool do
wn
then keep within its duty c
yc
le.
Ha
ve
an Accredited Thermal Arc
Ser
vice Agent
investiga
te.
Unblock vents then let P
o
wer
Source cool do
wn.
W
eld current ceases.
Buzzer sounds constantly
.
E01 resets when
TH1 decreases
to 70ºC for about 30 seconds.
2
E03 error code displayed Primar
y (input) current too high
A B
Primar
y current is too high
because welding arc is too long. Mains supply volta
ge is more
than 10% belo
w nominal volta
ge
.
A B
Reduce length of welding arc. Ha
ve
an Accredited Thermal
Arc Ser
vice
Agent or a qualifi
ed
electrician check for lo
w Mains
volta
ge.
W
eld current ceases.
Buzzer sounds constantly
.
Switch machine off then on to reset E03 error
.
3
E11 error code displayed Over Primar
y supply (input) volta
ge a
t
primar
y ca
pacitors is exceeded for one
second
Primar
y supply volta
ge is grea
ter
than the nominal volta
ge plus
10%.
Ha
ve
an Accredited Thermal
Arc Ser
vice
Agent or a qualifi
ed
electrician check the Primar
y
volta
ge.
W
eld current ceases.
Buzzer sounds constantly
.
Error code E11 automa
tically will
reset when the volta
ge reduces.
4
E12 error code displayed Under mains supply (input) volta
ge
primar
y ca
pacitors is reduced for one
second
Mains supply volta
ge is do
wn to
a dangerously lo
w level.
A B
Ha
ve
an Accredited Thermal
Arc Ser
vice
Agent or a qualifi
ed
electrician check the Mains volta
ge.
Ha
ve
an Accredited Thermal
Arc Ser
vice
Agent or a qualifi
ed
electrician check the primar
y
cable & fuses.
W
eld current ceases.
Buzzer sounds constantly
.
Error code E12 automa
tically
will reset when the volta
ge
increases.
5
E93 error code displayed Memor
y chip (EEPROM) on control PCB
can not read/write weld parameters
Memor
y chip (EEPROM) error
.
Ha
ve an
Accredited
Thermal
Arc
Ser
vice
Agent check the control
PCB.
W
eld current ceases.
Buzzer sounds constantly
.
Switch machine off.
6
E94 error code displayed Tempera
ture sensor
TH1 for IGBT’
s is an
open circuit.
The
W
elding P
o
wer Source’
s
tempera
ture sensors ha
ve
malfunctioned.
Ha
ve
an Accredited Thermal Arc
Ser
vice
Agent check or replace
the tempera
ture sensors.
W
eld current ceases.
Buzzer sounds constantly
.
Switch machine off.