7
WARNING : * Disconnect the power plug before servicing.
Failure to do so may result in electric shock.
* If the power cord is damaged, it must be replaced by the manufacturer,
its service agent or similarity qualified person in order to avoid personal
injury or damage to the unit.
Troubleshooting Guide
Check 1. Is the power cord and/or connecting plug
disconnected ?
• Connect it.
Check 2. 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?
Check 3. Is the soldering iron cord broken ?
• Refer to ‘Checking for breakage in the cord assembly.’
Check 4. Is the Heating Element broken?
• Refer to ‘Checking for breakage in the heating element.’
Check 3
Check 5. Is the tip temperature too high?
• Set an appropriate temperature.
Check 6. Is the tip clean?
• Refer to ‘Tip Care and Use’
Check 7. Is the tip coated with oxide?
• Refer to ‘Inspect and clean the tip’
Check 8. Is the iron calibrated correctly?
• Recalibrate.
Check 9. Is the tip seized?
Is the tip swollen because of deterioration?
• Replace the tip and the heating element.
Check 8
Problem 1.
The heater lamp does not
light up.
Problem 2.
The heater lamp lights up
but the tip does not heat up.
Problem 3.
The tip heats up intermittently.
Problem 4.
The tip is not wet.
Problem 5.
The tip temperature is too
low.
Problem 6.
The tip can not be pulled off.
Problem 7.
The tip doesn't hold the
desired temperature.
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