diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/BlockEntityChemicalGenerator.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/BlockEntityChemicalGenerator.kt
index 21bdeed01..ce85423c8 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/BlockEntityChemicalGenerator.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/BlockEntityChemicalGenerator.kt
@@ -44,7 +44,14 @@ class BlockEntityChemicalGenerator(pos: BlockPos, state: BlockState) : BlockEnti
 
 	private var valid = true
 	private var resolver = LazyOptional.of {energy}
-	@JvmField val energy = MatteryMachineEnergyStorage(this::setChangedLight, MatteryMachineEnergyStorage.MachineType.GENERATOR, MAX_ENERGY, THROUGHPUT)
+
+	@JvmField
+	val energy = MatteryMachineEnergyStorage(this::setChangedLight, MatteryMachineEnergyStorage.MachineType.GENERATOR, MAX_ENERGY, THROUGHPUT)
+
+	override fun setChangedLight() {
+		super.setChangedLight()
+		check = true
+	}
 
 	override fun <T> getCapability(cap: Capability<T>, side: Direction?): LazyOptional<T> {
 		if (valid && (cap === MatteryCapability.ENERGY || cap === CapabilityEnergy.ENERGY) && side !== blockState.getValue(BlockMatteryRotatable.FACING))
@@ -148,10 +155,7 @@ class BlockEntityChemicalGenerator(pos: BlockPos, state: BlockState) : BlockEnti
 		}
 	}
 
-	val container = MatteryContainer({
-		setChangedLight()
-		check = true
-	}, 2)
+	val container = MatteryContainer(this::setChangedLight, 2)
 
 	val itemHandler = container.handler(fun (slot, stack): Boolean {
 		if (slot == 0)
@@ -177,7 +181,7 @@ class BlockEntityChemicalGenerator(pos: BlockPos, state: BlockState) : BlockEnti
 	var workingTicksTotal = 0
 		private set
 
-	private var check = false
+	private var check = true
 
 	private fun workWithPower(it: IEnergyStorage) {
 		if (it is IMatteryEnergyStorage) {