You get the salvage arm at a certain point in the game. You get it from the guy who gave you the cannon
You can get the Salvage Arm from the man who sold you the Canon on Canon Island in the Southwestern sea chart region.
Just talk in front of it.
You should get a letter Eddo and he will tell you to go to him to get a salvage arm
You use the salvage arm.
you go to molida island.
you go to the green spot and use the salvage arm
You can`t obtain the no excisting item, but you can use the salvage arm.
To get the salvage arm you need to get where the sun sign tells you to close the ds together and when you start to go to the boat the mailbox will be 'dancing'. See what you got and it will be Eddo and he will tell you that he has finished the salvage arm.
get a salvage arm from eddo and go 2 the place with the sacred crest
X marks the spot, then use your salvage arm.
most likely due to a dis connected arm in the cowel. The arm that connects the wiper arm to the motor wears out on the end and falls off of the arm assembly. pull the wiper motor. ( kind of a pain ). Take out the arm . get another from the salvage.
Finding treasure underwater. It's a huge pain to use but you get the hang of it after a while.