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MANUAL 0-2510
3. Line voltage is too high
a. Verify that input voltage matches setting on rear panel
INPUT SELECTOR switch.
I. Low or Maximum Weld Output With No Control
1. Faulty remote control device
a. Set OUTPUT CONTACTOR selector to ON position and
AMPERAGE/VOLTAGE selector to PANEL position. If
amperage and voltage can be adjusted with front panel
controls, repair or replace remote control device.
J. Limited Weld Output
1. Poor primary input voltage
a. Check primary input voltage is within
±
10% of nominal
voltage, i.e. 230VAC
±
10%.
K. Erratic or Improper Weld Output
1. Loose welding cable connections
a. Tighten all welding cable connections.
2. Improper setup
a. Check for proper connection of input power.
3. Faulty Remote Device
a. Check all remote devices and repair or replace if necessary.
L. No 115VAC or 24VAC at 14-Pin Connector
1. Front panel circuit breakers are tripped
a. Reset front panel circuit breakers.
M. No Weld Output; Fan Not Operating; WARNING Indicator OFF
1. Line voltage too low
a. Verify that input voltage matches setting on rear panel
INPUT SELECTOR switch.
2. Incompatible remote control device
a. Verify remote device wiring matches receptacle.
3. Faulty remote control device
a. Jumper output contractor. If unit produces output, the
remote device is faulty.
BASIC TROUBLESHOOTING
Summary of Contents for Thermal Arc 400GMS CC
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