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4.7. Spring-Loaded Encoder
The spring-loaded encoder wheel provides vertical travel while maintaining
contact pressure to the scan surface. To install the encoder follow these steps:
1.
Loosen the encoder’s dovetail jaw and mount to the frame bar
(Fig. 42)
.
2.
Tighten the encoder knob
(Fig. 43)
.
3.
Spring tension maintains encoder contact with the scan surface
(Fig. 44)
.
NOTE:
The spring-loaded encoder can NOT be mounted to the wheel block with
handle when the diameter of the scan surface is less than 30.4 cm (12 in).
4.8. Frame Bar
Frame bars
(Fig. 45)
are used to mount
probe holders, probe positioning systems
and other accessories
(see Frame Bars on
page 48)
.
Frame bars are available in a variety of
lengths.
4.9. Pivot Buttons
Available in a variety of shapes and sizes
fitting various wedge dimensions.
Use the supplied 3/8 in wrench
(Fig. 28)
to
remove and install pivot buttons
(Fig. 46)
.
Fig. 42
- Attach to frame bar
Fig. 43
- Tighten knob
Fig. 44
- Place on scan surface
Fig. 45
- Frame bar
Fig. 46
- Pivot buttons
