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Troubleshooting Guide for FV-310
Procedure of measuring the resistance value of the heating element.
Blowing hot air (for approx. 30 sec.) at the point you want to bend will soften the plastic and make it easy to bend.
It requires only a screwdriver to replace heating element.
The hook curve circulates the hot air, so the entire tube can be shrunk quickly.
How to get wrinkles out of film