– 4.21 –
[Precautions]
• Confirm the following precautions before replace a heater.
1. Confirm that the heater and the cable protection tube are joined firmly.
Remove the protection tube and makes sure the terminal comes in the center of the
protection tube.
In case silicon adhesive is being used for the cable and the protection tube joint, it is not
necessary to remove the protection tube.
Protection glass tube
Protection gum tube
Terminal
Heater
Cable
2. Write a number for each terminal of a heater.
For a printheater, use the number from 1 to 4, as for a Preheater, use 5 to 8.
Be sure giving a consecutive number for each terminal of one heater.
Exam
le of Printheater
1
2
3
4
1
Write a number
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