E-2
TROUBLE SHOOTING
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility
for technical troubleshooting assistance before you proceed.
ASPECT™ 375
CAUTION
Cycle power to clear the
fault. If problem persists,
contact Lincoln Authorized
Service Facility.
Cycle power to clear the
fault. If problem persists,
contact Lincoln Authorized
Service Facility.
ERROR CODE LIST
CODE
DESCRIPTION
POSSIBLE CAUSE
CORRECTIVE
ACTION
01
Low input
Input voltage is lower than 200V or
drops below 200V under load
Check input voltage,
cable size, and fuse
size.
02
High input
Check input voltage.
05
AC switch
overload
Output overload
06
Inverter Under
Voltage Lock Out
In15V supply is too low
11
Water Cooler
Fault
Cooler is not plugged in to 115V receptacle,
insufficient coolant in cooler, TIG Torch is
undersized (amperage capacity) for application,
blown fuse, or faulty flow sensor inside cooler.
Input voltage is higher than 600V or
spikes above 600V under load
Initial Corrective Mea-
sures:
Check Cooler Connections,
Fill Cooler with additional
Low Conductivity Coolant
(KP4159-1), Replace with
higher amperage capacity
TIG Torch. Replace 3A
fuse. Depress Flow Sensor
Off button to remove error
code.
Secondary Corrective
Measures:
Service cooler
