Issue description:

machines randomly stop working, for example the solderer

What happens:

machines randomly stop working, for example the solderer

What you expected to happen:

expected the solderer to keep working

Steps to reproduce:

1. attach more than one solderer
2. I used hoppers on top and below to automate them
3. then without rhyme or reason they stop working
4. tested it in ssp, no issues
   ...

Version (make sure you are on the latest version before reporting):

• Minecraft: 1.11.2
• Forge: 2296
• Refined Storage: 1.4.6

Does this issue occur on a server? yes

If a (crash)log is relevant for this issue, link it here:

There are no crashes or server console spam do you have a switch to make this verbose so I can help debug this better?

Bad reproduction steps.