Replacing The Bite Block Holder; Replacing Silicone Rings - Sirona ORTHOPHOS XG 3Dready Service Manual

6.12 Replacing the bite block holder

D
C
G
A
Removing the old bite block holder

Replacing silicone rings

Attaching a bite block holder
6 – 40
6.12.3 Replacing silicone rings
B
1. Loosen the two screws A and remove the bite block holder.
2. For units with an occlusal bite block:
Unplug the connector of cable L41 from board DX51.
3. For silicone rings which have not yet been cut open:
In order to prevent any damage to the paintwork on the bracket, pull the
old silicone rings B slightly from a distance and cut through the silicone
rings with scissors.
Remove the silicone rings B.
4. Cut open the new silicone rings using some scissors at the marking C.
5. With the markings D facing inward and the cutting edge C facing outward,
place the new silicone rings in the positions of the old silicone rings.
6. Align the silicone rings with their markings D towards the recess E of the
bracket.
7. Place the front half F of the bite block holder in the groove of the silicone
rings.
8. For units with an occlusal bite block:
Plug the connector of cable L41 back into the board of the new bite block
holder.
9. Place the rear half G of the bite block holder in the groove of the silicone
rings, and check that the outer edges match up with the bite block holder
exactly.
10. Screw the bite block holder securely with the two screws A.
ATTENTION: What to do after replacement?
– Check the system adjustment via a diaphragm test exposure
PAN - Symmetry (see page 7-25).
– Perform a complete PAN unit adjustment (see chapter 4).
F
D
E
C
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