diff --git a/basic_machines/gravelrinser.lua b/basic_machines/gravelrinser.lua
index 028e127..af5956a 100644
--- a/basic_machines/gravelrinser.lua
+++ b/basic_machines/gravelrinser.lua
@@ -113,7 +113,7 @@ end
 
 local function add_object(pos, name)
 	local dir = determine_water_dir(pos)
-	if dir then
+	if dir > 0 then
 		local obj = minetest.add_item(pos, ItemStack(name))
 		local vel = vector.multiply(tubelib2.Dir6dToVector[dir], 0.3)
 		minetest.after(0.3, set_velocity, obj, pos, vel)
diff --git a/coal_power_station/help.lua b/coal_power_station/help.lua
index 897762f..dae3a7f 100644
--- a/coal_power_station/help.lua
+++ b/coal_power_station/help.lua
@@ -48,6 +48,24 @@ local Images = {
 
 techage.register_help_page("Coal Power Station", HelpText, nil, Images)
 
+local PowerConsumption = S([[
+Power consumption and supply:
+- TA3 Generator: 80
+- TA3 Akku Box: 10 (in both dirs)
+- TA3 Oil Drill Box: 16
+- TA3 Oil Pumpjack: 16
+- TA3 Electronic Fab: 12
+- TA3 Autocrafter: 6
+- TA3 Grinder: 6
+- TA3 Gravel Sieve: 4
+- TA3 Booster: 3
+- Lamps: 0.5
+
+- Signs Bot: 8 (while loading)
+]])
+
+techage.register_help_page("Power Consumption", PowerConsumption, "techage:t3_source", nil)
+
 
 techage.register_help_page(S("TA3 Electronic Fab"), 
 S([[Used to produce WLAN Chips,