1 - Keyhole, opened with Master Key

2 - Flying Chest
In this area there is a chest floating around. Good luck with that one! It must be the most annoying creature to kill as its really fast and it doesnt break easily. But with some patience. Everything dies at some point.
Contains: Vaccuumfuse, Stormring, Magikal Box

3 - Scroll

Invoke Zo to close the portals
that the evil minions
have opened.

4 - Place your Large Gear into this device to get it working. Before you run back into town to buy a Large Gear, there is one on this level marked at 5.

5 - Large Gear

6 - Place the Vaccuumfuse here. Drops from the flying chest in this area.

7 - XY Greaves

8 - XY Shield

9 - Room of Levers
I got the doors to open by flipping every lever upwards. So i would go for that.

10 - Lever
Lets the ladder next to you go down.

11 - Place a second Vaccuumfuse here

12 - Master Key

13 - Cross Key

14 - Pumping Station Puzzle.
Simply Flip the switches up to get the pistons working. Flip the other switch to get the ladder down for a shortcut.