How to assemble
Attach the strap to yourself and remove the plug cap on the main unit.
Insert the mouthpiece into the neck until it stops.
Hang the strap on the hook of the main unit.
Insert the neck assembled in 2 into the body. Be careful not to hold the key part of the neck firmly.
It is designed by manufacturers to be a marker so that the location of the neck can be seen.
Tighten the neck set screw.