
MANUAL 430429-447
29
BASIC TROUBLESHOOTING
E. Red WARNING Indicator-ON; No Weld Output
1. Input voltage fluctuation causing protection circuits to activate
a. Monitor input power for spikes and high voltage condition.
Most power utilities will monitor and verify line voltage.
2. Thermal sensor TH1 open (thermal shutdown
)
a. Allow the unit to cool for five minutes before turning the
power supply ON.
F. No Weld or Output; Fan Operating; WARNING Indicator OFF
1. Line voltage is too high
a. Verify that input voltage matches setting on rear panel
INPUT SELECTOR switch.
G. Limited Weld Output
1. Poor primary input voltage
a. Check primary input voltage is within
±
10% of nominal
voltage, i.e. 230VAC
±
10%.
H. 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.
I. 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.
Содержание 260S CC STICK
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