diff --git a/basic_machines/grinder.lua b/basic_machines/grinder.lua
index a3cc579..77bbe8d 100644
--- a/basic_machines/grinder.lua
+++ b/basic_machines/grinder.lua
@@ -17,7 +17,7 @@ local M = minetest.get_meta
 local S = techage.S
 
 -- Consumer Related Data
-local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer end
+local CRD = function(pos) return (minetest.registered_nodes[techage.get_node_lvm(pos).name] or {}).consumer or {} end
 
 local STANDBY_TICKS = 3
 local COUNTDOWN_TICKS = 4
diff --git a/basic_machines/pusher.lua b/basic_machines/pusher.lua
index 70883b7..b706d80 100644
--- a/basic_machines/pusher.lua
+++ b/basic_machines/pusher.lua
@@ -341,7 +341,7 @@ local tubing = {
 			CRD(pos).State:stop(pos, nvm)
 			config_item(pos, payload)
 			return 0
-		elseif topic == 68 then  -- Set push limit
+		elseif topic == 68 or topic == 20 then  -- Set push limit
 			local nvm = techage.get_nvm(pos)
 			CRD(pos).State:stop(pos, nvm)
 			set_limit(pos, nvm, payload[1])
diff --git a/items/silicon.lua b/items/silicon.lua
index 95aeea6..5c89005 100644
--- a/items/silicon.lua
+++ b/items/silicon.lua
@@ -30,16 +30,16 @@ if minetest.global_exists("mesecon") then
 		},
 		time = 6,
 	})
-else
-	techage.furnace.register_recipe({
-		output = "techage:ta4_silicon_wafer 16",
-		recipe = {
-			"basic_materials:silicon",
-			"basic_materials:silicon",
-			"basic_materials:silicon",
-			"techage:baborium_ingot"
-		},
-		time = 6,
-	})
 end
+techage.furnace.register_recipe({
+	output = "techage:ta4_silicon_wafer 16",
+	recipe = {
+		"basic_materials:silicon",
+		"basic_materials:silicon",
+		"basic_materials:silicon",
+		"techage:baborium_ingot"
+	},
+	time = 6,
+})
+
 
diff --git a/liquids/pump.lua b/liquids/pump.lua
index 2346099..f62d336 100644
--- a/liquids/pump.lua
+++ b/liquids/pump.lua
@@ -343,7 +343,7 @@ techage.register_node({"techage:t4_pump", "techage:t4_pump_on"}, {
 		end
 	end,
 	on_beduino_receive_cmnd = function(pos, src, topic, payload)
-		if topic == 69 and payload then  -- Set pump limit
+		if (topic == 69 or topic == 21) and payload then  -- Set pump limit
 			local nvm = techage.get_nvm(pos)
 			State4:stop(pos, nvm)
 			if payload[1] > 0 then
diff --git a/logic/signallamp.lua b/logic/signallamp.lua
index 485fc83..f4e1bce 100644
--- a/logic/signallamp.lua
+++ b/logic/signallamp.lua
@@ -148,7 +148,7 @@ local function register_signallamp(name, description, tiles_off, tiles_on, node_
 				local node = techage.get_node_lvm(pos)
 				switch_off(pos, node)
 				return 0
-			elseif topic == 70 then
+			elseif topic == 70 or topic == 22 then
 				local node = techage.get_node_lvm(pos)
 				switch_on(pos, node, nil, payload[1])
 				return 0