Maintenance 53
Figure 20: Replacing the Sealing Wire
2. Remove the Teflon tape (1) that protects the sealing wire.
3. Remove the screws (2) at the bottom of the sealing bar and remove the sealing wires (3).
4. Replace the Teflon tape on the sealing bar.
a. Pull the Teflon tape from the top of the sealing bar (4).
b. Clean the sealing bar with a dust-free cloth.
c. Apply a new piece of Teflon tape of the same length on the sealing bar.
5. Replace the sealing wires.
a. Cut a new piece of sealing wire or cutting wire at the length of the sealing bar plus
approximately 15 cm.
b. First place the wire on one side of the sealing bar by tightening the screws (2).
c. Place the other end of the wire in its location and tension it with pliers. Now fasten it by
tightening the screws.
d. Cut both ends of the wire.
6. Replace the Teflon tape on the sealing wire.
a. Cut a piece of Teflon tape at the length of the sealing bar plus approximately 5 cm.
b. Attach the tape over the sealing wires on the sealing bar evenly and without folds.
c. Cut the tape.
7. Place the sealing bar back in its position.
7.7 Replacing the Silicone Rubber of the Silicone Holders
To ensure a seal of good quality, the silicone rubber may not be damaged and the surface must be
smooth. Mechanical contact or burning by the sealing wire may damage the rubber.
Replace the silicone rubber if damaged or as specified in Maintenance Schedule on page 48.
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