9
Maintenance
3. Pull the plastic parts out from the two sides of sealing bar by hand, then tear off the sealing tape.
4. Remove the forcing screws from the two sides of sealing bar by Allen key, then take out the heating wire.
5. Put one side of a new heating wire into the fastener groove and tighten it by spanner.
6. Put the other side of heating wire into another side fastener groove, then screw the remaining heating wire
by the special tool.
7. Fasten the heating wire by Allen key, then cut the remaining heating wire by the special tool.
