TOP > Product Tips > Maintenance Method for HAKKO 938 Soldering Iron (HAKKO 917)

Maintenance Method for
HAKKO 938 Soldering Iron (HAKKO 917)
Tips for extending the life of the soldering iron
If a failure phenomenon occurs
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Point 1 Make sure NO missing parts for Handpiece and check the tip being replaced correctly.

Point 1: Make sure NO missing parts for Handpiece and check the tip being replaced correctly.
1.
 Slightly loosen the nipple (1/2 to 3/4 revolutions).
  When replacing the soldering tip, it is not necessary to remove the nipple; loosening the nipple is enough.
  Forcibly turning the nipple by more than 3/4 revolutions will strip the screw thread, making the handle unserviceable.
2. Pull the soldering tip out from the nipple.
Soldering Iron HAKKO 917
3. Insert a new soldering tip.
4. Tighten the nipple.
The tip is not heated sufficiently.


1.
 Remove the two screws from the nipple.
2. Turn the nipple and remove it from the handle.
  Be careful not to lose the nipple screws, washers, and O-ring.
How to replacement nipple of HAKKO 917
3.
 Set the two washers in the new nipple.
4. Place the O-ring onto the handle.
5. Attach the nipple to the handle.
6. Set and tighten the screws into the nipple.
  Fastening the screws for the nipple too tightly may damage the nipple. Tighten the screws so that the nipple surface is level with the screw surface.
The tip is not heated sufficiently.
  Position of screws for nipple
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