We may have found other answers which could help you.
Click here for Comes While ShutsHow Can I Fix a GBC 620 0S,2013?
how to fix GBC Ultima 65 roller that won't heat up?
GBC Ultima 65 rollers just arollin' nonstop?
Why does the GBC Pinnacle 27 on/off switch not work?
How can I repair my GBC Pinnacle 27?
GBC Ultima 65 Breaker?