• Verify that buzzer beeps when system starts.
• Verify that step motor first moves against cylinder, then away
from cylinder on startup.
• With the unit in main menu all valves are open. Measure
voltage over each valve control output:
Valve Nominal value
1
23 V ± 5%
2
23 V ± 5%
3
23 V ± 5%
• Enter the Leak Test menu and press INFLATE (F2), then
DEFLATE (F2). Verify that compressor starts on INFLATE
and stops on DEFLATE.
6.3 Cleaning and
Sterilization
The QA-1290 should not require sterilization if used as recom-
mended. The outside of the QA-1290 may be cleaned with warm
soapy water, isopropyl alcohol, or a weak bleach solution.
DO NOT ALLOW FLUIDS TO ENTER THE ENCLOSURE OF
THE UNIT!
The cuff mandrels and tubing adapters may be sterilized using liquid,
gas, or light techniques, if items are inadvertently contaminated.
6-2