1. Manuals
  2. Household Appliance Support
  3. Craftsman Support
  4. Garage Door Opener Support
Support User Manuals
Question About Craftsman Garage Door Opener 139.53515SR - I/2HP
I noticed 2 black units {about the size of match b...

I noticed 2 black units {about the size of match box with green dot light on them} fixed above my Craftsnam Garage door opener. What could this be? My opener is more than 10 yrs old.

Asked by Joseph on 12/14/2012 1  Answer

ManualsOnline posted an answer 11 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

Add Your Answer

Please Note: Do not submit personal information as it will be displayed online.
Ask a Question Request a Manual