List of the different methods to charge the Ferris wheel:
- Shotgun Electric Shell (In front of the lever)
- Shotgun Electric Shell (From the ice you need to burn)
- Splicer (Inside the toilets)
- Splicer (Roughly outside the record store)
- Splicer (In the room you access with code 1951)
- Trap Bolt (On a dead splicer on the 2nd floor, you can directly jump there or take the elevator)
- Trap Bolt (From the dead splicer in the balloon shooting range)
- Trap Bolt (From u-invent)
- Electric Gel (From u-invent)
To be able to create both the Trap bolt and the Electric gel from the U-invent, you need to hack it using the auto-hack tool you can get by
burning melting the ice beneath the pipe. (See the video if unclear on where this is)
I've made a video showing all the locations. It also shows the locations for: