Remove the cooling water tube.
Remove the lead wire.
Pull out the seal bar mounting pin and remove the seal bar.
Take off the cover tape.
Loosen 2 of the seal wire tightening bolts on both ends.
Take off the old seal wire.
Clean and wipe the dirt on the base tape.
Cut a new seal wire in length of 5 cm longer than seal bar.
Set the seal wire in a sealing wire tightening plate on one end and strain the wire in straight.
Set the other side of the wire in the sealing wire tightening plate. Pull the wire by handle with making sure the wire set onto the center of seal bar.
Excess of the wire should be cut off.
Set the new cover tape.
In order to avoid take-off of tape on bending pats on seal bar, cut the tape at the necessary points and put the tape smoothly on the seal bar.