Chapter 2 Assembly & Installation
20
Models QT-740 & QT-750 - Service Manual
1. Place a 14" x 17" film cassette into the cassette tray and insert the cassette
tray into the Receptor Cabinet.
2. Turn on power to the table.
3. Raise the table until it stops.
4. Position the collimator to 40" SID to table image receptor (40" SID LED indi-
cator on tubestand handgrips should be illuminated).
5. The collimator should indicate it is ready for exposure.
6. Depress the DOWN foot pedal. The collimator should now indicate it is not
ready for exposure.
7. Try to take an x-ray exposure and verify that no exposure is possible.
MODEL QT-750 COVERS INSTALLATION/ADJUSTMENT PROCEDURE
Proceed as follows after completing all wiring, alignment, and assembly operations:
1. Raise table to full up position.
2. Attach the Lower Rear Cover to aluminum base plate using five (5) 10-32 x 3/8"
screws with external tooth star washers (see Figure 11). Do not fully tighten
screws at this time.
3. Attach the Lower Front Cover to aluminum base plate using four (4) 10-32 x 3/8"
screws with external tooth star washers (see Figure 11). Do not fully tighten
screws at this time.
LOWER
REAR COVER
LOWER FRONT
COVER
Figure 11. Table Lower Front and Rear Covers Installed
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