Page 70 VK 7025 Dissolution Apparatus Revision H, 11/10
Operation Operator’s Manual P/N 70-9033
Varian, Inc.
Step 6. At the desired time intervals, lift each evaporation cover, manually drop
the disk assembly into each vessel and push down the corresponding
paddle shaft.
Step 7. Continue the dissolution test according to the prescribed method. At the
desired time interval, pull samples from each vessel. Two minutes after
the final keystroke, the Test in Progress screen displays.
Rotating Cylinder
Step 1. Press RUN. RAISE DRIVE TO INSTALL PATCHES / PRESS RUN TO MOVE /
DRIVE TO STANDARD / START POSITION displays.
Step 2. Press DRIVE UP to raise the drive unit to the home position.
Step 3. Install the patches on the rotating cylinders.
Note
For vessel positions 1 - 6, remove the knobbed evaporation plug,
pull the sample, and replace the knobbed evaporation plug. For
vessel positions 7 and 8, place the long cannula (part number
17-3315) into the vessel through the opening in the DDM. See
“Setting the Manual Sampling Cannula” on page 38.
To quit the test from the Test in Progress screen, press ESC once
to return to the Method Status screen and a second time to quit
the test.
Note
When using rotating cylinders, ensure USE STANDARD START
HEIGHT displays. If not, select USE ALTERNATE START HEIGHT.
USE STANDARD START HEIGHT displays.
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