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STEALTH DIGI-CUT45PFC
Problems
Causes
Solutions
Power lamp not lit
1. No electricity input
1. Check incoming line
2. Machine switch fails
2. Replace switch
Fan not rotating
1. Fan power line is off
1. Reconnect the line
2. Fan enclosure is blocked
2. Unblock the enclosure
3. Fan fails
3. Replace the fan
4. Machine fails
4. Return to manufacturer or
service centre
Warning lamp lights 1. Over heat (yellow lamp lights)
1. Welding after cooling
2. Over current (Green lamp lights) 2. Input voltage too low or the
machine fails
No output of welder 1. Over current protection
1. Over load using
2. Welder fails
2. Maintenance in manufacturer
or service centre
Output current
1. Input voltage is low
1. Stabilise over 5KVA
decreased
2. Input line is too thin
2. Thicken power line
Current cannot be
1. Connecting line of the
1. Reconnect the line
regulated
potentiometer is off
2. Potentiometer for current
2. Replace potentiometer
regulation fails
High frequency arc
1. The switch fails
1. Replace the switch
cannot be generated 2. Incorrect air flow selection –
electrode fails
2. Replace the electrode
3. High frequency arc generator
3. Replace the high frequency arc
fails
generator
TROUBLESHOOTING