Lincoln Electric IM10149 POWER WAVE ADVANCED MODULE - Manual (Page 39)

E-6 TROUBLESHOOTING E-6
POWER WAVE ® ADVANCED MODULE
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.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE
CAUSE
RECOMMENDED
COURSE OF ACTION
Input fuses keep blowing
Machine will not power up (no lights
on power source, Advanced Module
or Wire Feeder).
No Status Light on Advanced Module
Machine won’t weld, when attached
to Advance Module.
1. Improperly sized input fuses.
2. Improper Weld Procedure requir-
ing output levels in excess of
machine rating.
3. Major physical or electrical dam-
age is evident in the power source
when the sheet metal covers are
removed.
1. No Input Power.
1. 40VDC input not present at
Advanced Module.
2. Malfunctioning Status LED.
1. Status Error.
2. Thermal Error.
3. 40VDC input not present at
Advanced Module.
4. Internal open circuit
5. Reversed input leads.
1. Make sure fuses are properly
sized. See installation section of
this manual for recommended
sizes.
2. Reduce output current, duty cycle,
or both.
3. Contact your local authorized
Lincoln Electric Field Service
facility for technical assistance.
1. Make sure input supply disconnect
has been turned ON. Check input
fuses. Make certain that the
Power Switch on the power
source is in the “ON” position.
1. Check ArcLink ® cable. Verify
40VDC per wiring diagram.
• If wire feeder is functional and
connected through the Advanced
Module, suspect connection
issue in Advanced Module.
Verify condition of LED’s on AC
Switch PCB (viewable through
left side louvers).
2. Verify status LED is properly
installed and has not disengaged
from the lens.
1. Check LED’s on AC Switch PCB
to investigate cause of Status
Error.
2. See “Thermal error indiction...”
section.
3. See “No Status Light on
ADVANCED…” section.
4. Check for loose or broken connec-
tion in Advanced Module weld cir-
cuit.
5. Check polarity of input leads.
basiC maChine Problems