Known issueHow-toUpdated · 4 replies on Steam
Little Rocket Lab: How Do I Make Two Resources Enter a Single Facility?
Short answer
No confirmed fix yet. Players suggest: In the meantime, you can set a splitter to grab anything stopped at the furnace input and put it on a separate line, but it is pretty slow and it's better to just be conservative with the number of level 1 furnaces you…
The problem
I'm having some difficulty in adjusting the resource output into a furnace. either the ore or the coal always clog the machine. How do I fix it?
What players suggest
In the meantime, you can set a splitter to grab anything stopped at the furnace input and put it on a separate line, but it is pretty slow and it's better to just be conservative with the number of level 1 furnaces you make and be ready to replace them as soon as you can (such as planning extra room around them since the level 2s are bigger and you'll need another belt)
I would just embrace the change. You want to get used to trying out your ideas and pretty much leaving nothing as sacred and static. You don't have to rebuild a lot, but you should not be intimidated out of experimentation. Iteration is the best way to get an efficient design.
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Source: original Steam Community discussion. Quotes are shortened; all credit goes to the posters.