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Trouble Shooting Guide
Problem 1.
The unit does not operate.
Problem 2.
The tip does not heat up. Sensor or Heater
Error is displayed.
Problem 3.
The tip heats up intermittently.
Problem 4.
Solder will not wet the tip.
Problem 5.
The tip temperature is too low.
Problem 6.
A system error is displayed.
Problem 7.
Heater errors are displayed frequently.
Check1. Is the fuse blown?
• Determine why the fuse blew and eliminate the cause, then replace
the fuse.
a. Is the inside of the iron short-circuited?
b. Is the grounding spring touching the heating element?
c. Is the heating element lead twisted and short-circuited?
Check2. Is the power cord broken?
• Replace with a new one.
Check3. Is the power cord and/or connecting plug disconnected?
• Connect it.
Check4. Is the soldering iron cord broken?
• See how to check the breakage of cord assembly.
Check5. Is the heating element broken?
• See how to check the breakage of heating element.
Check4
Check6. Is the tip temperature too high?
• Set an appropriate temperature.
Check7. Is the tip cleaned?
• See "Tip Care and Use".
Check8. Is the tip coated with oxide?
• See "Inspect and clean the tip".
Check9. Is the iron calibrated correctly?
• Please calibrate.
Check10.
• Please contact your nearest representative.
Check11. Is the tip too small compared to the items to be soldered?
• Use a heavier tips.
Is the setting of heater—error temperature—Tolerance too low?
• Increase the value of the setting.
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