12 Preventive Maintenance
Manual 41394 SIGMA Spectrum Infusion System
Revision A Preventive Maintenance
10. Inspect the IV tube channel. Confirm that it is free of foreign materials and dry for both testing
and use.
11. Load the IV set into the Pump following the Direction of Flow diagram inside the Pump door,
and close the door.
NOTE: If using the IV test header, load that section into the Pump. Leave 1.2 m (48 ±0.5 in)
of tubing between the lower side of the Pump and the end of the IV set.
12. Remove the slide clamp and open the roller clamp.
13. Verify that the tubing above and below the Pump is not occluded.
Downstream (Distal) Occlusion Sensor Test
It is suggested to only use the calibrated IV set for the Downstream Occlusion Sensor Test.
NOTE: Softer tubing between the Pump, air in the gauge, or air in the line can result in
inaccurate results.
To test the downstream occlusion sensor:
1. Load a primed IV set into the Pump for testing. See “Test Setup.” on page 11.
2. On the Care Area screen, press the options menu soft key (software version 6.05) or Help
then the Options soft Key (software version 6.02).
3. On the Options screen, select User Options and press OK.
4. Select Alarm Settings and press OK.
5. Advance the highlighted field to DS Pressure Limit by pressing OK for each field.
6. Press the arrow soft key to set the DS Pressure Limit to med (medium) and press OK.
NOTE: The Downstream Occlusion Sensor Test must be performed with the downstream
pressure limit setting at medium. Any other setting will cause Pump test failure.
7. Press the exit soft key two times to exit User Options.
8. Select Biomed Options and press OK.
9. Enter the Biomed password and press OK.
10. Select Sensor Configuration and press OK.
11. Verify that the Downstream Occlusion Auto Restart is set to On.
12. Press the exit soft key three times to exit the Sensor Configuration screen, Biomed Options
screen and Options screen.
13. Select a Care Area and press OK.
14. Press OK to view the Drug Library.
15. Press the arrow soft key to select BASIC and press OK.
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