ᐅ Why do some BILLY doors stick or get stuck when opening or closing?

Created on: 11 Dec 2018 18:37
B
Blaegmont
Hello everyone,

I have an issue with my IKEA Billy bookshelf where some of the doors stick when opening or closing. I’ve noticed that the doors don’t always move smoothly and sometimes require extra force to operate properly. I’m mainly interested in understanding why this happens, considering the bookshelf is quite simple in design. Could it be due to the assembly, material warping, or other factors such as fluctuating humidity or temperature?

I’d also like to know if this problem can be fixed easily by myself, or if dimensional inaccuracies are common with BILLY doors. If anyone has tips on more precise hinge adjustments or refinishing the door edges, I would really appreciate it.

Thank you in advance for your opinions and experiences!
V
vinli
12 Dec 2018 12:08
In addition to the previous posts, I would like to address the construction of the BILLY doors:

The door panels mostly consist of a medium-density fiberboard (MDF) core with a glued-on foil. This means the material is not only sensitive to moisture but also has a certain flexibility that becomes noticeable with temperature changes.

Typically, BILLY hinges are so-called clip hinges with a spring mechanism that compress to compensate for small tolerances. However, this spring has only limited play. If the door is too narrow or too wide due to uneven edging or warping, friction will inevitably occur.

For a long-lasting solution, it is advisable to adjust the doors with millimeter precision. That means slightly sanding the edges if necessary, fully adjusting the hinges, and also checking the shelf itself for plumb and level. If no major defects are visible, an additional silicone spray treatment can help the door slide more smoothly.

Higher-quality versions with solid wood doors show this problem less often, as wooden structures can flex slightly.