Industrial upgrade: 1.12.2-2.4RC6
Industrial craft 2: 2.8.222-ex112

1. Disabled liquid matter generator continues to consume energy.
2. Scrapboxes or scrap cannot be placed using hoppers.
3. Generator cannot be switched using redstone signal (Redstone signal not connecting to block), it seems not only this block has such a problem.

fixed

The redstone system has also been removed for matter generators.