DeWalt DCW100 - Weld Quality and Charger Troubleshooting; Troubleshooting Spattering and Electrode Issues; Charger Error Diagnosis and Resolution

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English
SYMPTOM CAUSE FIX
Poor weld properties
(severe spattering)
Incorrect electrode polarity. Reverse electrode polarity (refer to manufacturer's
instructions).
Poor grounding (earthing) connection. Fasten earthing clamps directly to workpiece.
Set-up parameters not ideal for selected
welding process.
Select best setting in set-up menu for selected
welding process.
Tungsten electrode melting
(Tungsten inclusions in base metal
during the ignition phase)
Incorrect tungsten electrode polarity. Connect the TIG welding torch to the (-) current
socket.
Incorrect (or no) shielding gas. Use inert shielding gas (argon).
CHARGER TROUBLESHOOTING GUIDE
WARNING: An electric shock can be fatal. Do not open the device.
An error is signalled by the following indicators flashing or lighting up:
SYMPTOM/ERROR CAUSE FIX
Error fl ashing, mains lit Battery fault. Contact After-Sales Service.
Error fl ashing, mains fl ashing Mains fault (overvoltage or undervoltage) Check mains supply voltage
Error lit, mains lit Charger fault Contact After-Sales Service
Mains fuse or automatic circuit
breaker trips
Mains fuse underrated/incorrect circuit
breaker
Fuse mains correctly
Mains fuse trips in open circuit Contact After-Sales Service