Please choose the correct ending to complete the given sentence: Health: [header] How to fill a vape [title] Disassemble the vaporizer's tank. [step] Unscrew the airflow base located at the bottom of the vaporizer. Then, pull the coil out from inside.

Ending1: The crankshell is a piece of wood that connects the vaporizer and crankcase together. Once you've detached each coil, inspect it for cracks and other problems. Ending2: [title] Insert the hose hose into its vent. [step] Bend it into an l shape to prevent bent parts from blowing loose. Ending3: [substeps] There should be three coils at the top, which will hold the tank in place. There may also be one coil at the bottom that doubles as a pump. Ending4: Leave the tank, top connector, and mouthpiece attached for now. [substeps] If you're changing flavors, clean out your tank before you refill it.

Answer format: ending1/ending2/ending3/ending4