diff --git a/fusion_reactor/controller.lua b/fusion_reactor/controller.lua
index 31f0401..848cdaf 100644
--- a/fusion_reactor/controller.lua
+++ b/fusion_reactor/controller.lua
@@ -69,7 +69,7 @@ sched.register(tSched, CALL_RATE1, 1, function(pos, outdir)
 		local resp = control.request(pos, Cable, outdir, "con", "test_plasma")
 		local cnt = count_trues(resp)
 		if cnt ~= EXPECTED_PLASMA_NUM then
-			return S("Tokamak shape error")
+			return S("Plasma ring shape error")
 		end
 		return true
 	end)
@@ -98,11 +98,6 @@ sched.register(tSched, CALL_RATE2, 4, function(pos, outdir)
 		return true
 	end)
 
---	function(pos, outdir)
---		local resp = control.request(pos, Cable, outdir, "con", "no_gas")
---		return "no_gas: " .. concentrate(resp)
---	end,
-
 local function can_start(pos, nvm)
 	local outdir = networks.side_to_outdir(pos, "L")
 	if not power.power_available(pos, Cable, outdir) then
@@ -269,6 +264,12 @@ minetest.register_node("techage:ta5_fr_controller_act", {
 	sounds = default.node_sound_metal_defaults(),
 })
 
+techage.register_node({"techage:ta5_fr_controller_pas", "techage:ta5_fr_controller_act"}, {
+	on_recv_message = function(pos, src, topic, payload)
+		return State:on_receive_message(pos, topic, payload)
+	end,
+})
+
 power.register_nodes({"techage:ta5_fr_controller_pas", "techage:ta5_fr_controller_act"}, Cable, "con", {"L", "R"})
 
 minetest.register_craft({
@@ -279,3 +280,4 @@ minetest.register_craft({
 		{'default:steel_ingot', 'default:diamond', 'techage:aluminum'},
 	},
 })
+
diff --git a/locale/techage.de.tr b/locale/techage.de.tr
index d9cd4d5..b59c664 100644
--- a/locale/techage.de.tr
+++ b/locale/techage.de.tr
@@ -242,9 +242,9 @@ Tube Concentrator=Röhren Konzentrator
 Cooling failed=Kühlung ausgefallen
 Magnet detection error@n(@1% found / 100% expected)=Magneterkennungsfehler@n(@1% erkannt / 100% erwartet)
 Nucleus detection error=Kern nicht erkannt
+Plasma ring shape error=Formfehler des Plasmarings
 Shell shape error@n(@1% found / 100% expected)=Hüllenformfehler@n(@1% erkannt / 100% erwartet)
 TA5 Fusion Reactor Controller=TA5 Fusionsreaktor Controller
-Tokamak shape error=Tokamakformfehler
 
 ### controller.lua ###
 ### heatexchanger2.lua ###
diff --git a/locale/template.txt b/locale/template.txt
index bb17203..63384bd 100644
--- a/locale/template.txt
+++ b/locale/template.txt
@@ -242,9 +242,9 @@ Tube Concentrator=
 Cooling failed=
 Magnet detection error@n(@1% found / 100% expected)=
 Nucleus detection error=
+Plasma ring shape error=
 Shell shape error@n(@1% found / 100% expected)=
 TA5 Fusion Reactor Controller=
-Tokamak shape error=
 
 ### controller.lua ###
 ### heatexchanger2.lua ###
diff --git a/wind_turbine/pillar.lua b/wind_turbine/pillar.lua
index 11551d2..31c83b9 100644
--- a/wind_turbine/pillar.lua
+++ b/wind_turbine/pillar.lua
@@ -21,10 +21,14 @@ minetest.register_node("techage:pillar", {
 	mesh = "techage_cylinder_07.obj",
 	selection_box = {
 		type = "fixed",
-		fixed = {-8/32, -16/32, -8/32, 8/32, 16/32, 8/32},
+		fixed = {-10/32, -16/32, -10/32, 10/32, 16/32, 10/32},
+	},
+	collision_box = {
+		type = "fixed",
+		fixed = {-4/32, -16/32, -4/32, 4/32, 16/32, 4/32},
 	},
 	climbable = true,
-	walkable = false,
+	walkable = true,
 	paramtype = "light",
 	backface_culling = true,
 	groups = {cracky=1},