HAKKO 918 Soldering Iron Mach Instruction Manual
- June 17, 2024
- Hakko
Table of Contents
HAKKO 918 Soldering Iron Mach
PRODUCT USAGE
- Turn the Nut(A) counterclockwise and remove the Nut, Tip Enclosure(B), Tip(C), Element Support PipeD) in thatorder.
- Turn the Nipple Support Screw(G) counterclockwise and remove it. Pull the Nipple(E) away from the Handle(H). Gently draw the Printed Circuit Board out from the Handle.
- Unsolder the Heating Element and Resistor R5 and solder on new ones.
- Bend the Sensor and Heating Element leads so that they are at right angles to the end of the Glass TubeF). Note: There is no polarity between leads of same color.
- When replacing resistor R5 on the back side of the Printed Circuit Board, cut and form it as following figure and be sure that the triac (* 2) on the upper side is not elevated in the process.
- Insert the Printed Circuit Board into the PCB groove(*®) in the Nipple and align the screw holes in the Nipple and the Handle.
- Reinstall the Nipple Support Screw(G) and slide the Printed Circuit Board back into the Handle. Slide the Nip- ple over the Heating Element and turn the Nipple clock- wise to secure in to the Handle.
- Reinstall the Element Support Pipe, Tip and Tip Enclosure in that order, and secure them with the Nut.
References
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