14 Preventive Maintenance
Manual 41394 SIGMA Spectrum Infusion System
Revision A Preventive Maintenance
NOTE: The pressure gauge should be at the same height as the Pump.
22. Press RUN/STOP to start the infusion.
NOTE: The Pump may indicate BAG NEAR EMPTY <30 MIN REMAIN. Press OK to
silence this alarm.
NOTE: If the Pump displays a Check Flow screen, press the yes soft key to proceed to the
Infusion Running Screen.
23. Verify that the Pump displays a DOWNSTREAM OCCLUSION alarm at a pressure within the
89 kPa ±41 kPa (48 kPa to 131 kPa) [13 psi ±6 psi (7 psi to 19 psi)] occlusion trip pressure
setting (check the maximum pressure on gauge).
24. Remove the pressure gauge and confirm that the Pump auto restarts.
25. Press RUN/STOP to stop the infusion.
NOTE: In the event of a test failure, confirm the failure by repeating the test with a new
(unused) IV set.
26. Record findings on the Preventive Maintenance Check Sheet.
Upstream (Proximal) Occlusion Sensor Test
NOTE: If the Pump has been inactive for 2 minutes, an Inactivity alarm will sound. Follow the
screen prompts to silence the alarm.
To test the upstream occlusion sensor:
1. Load a primed IV set into the Pump for testing. See “Test Setup.” on page 11.
2. Select any Care Area and press OK.
3. Press OK to view the Drug Library.
4. Press the arrow soft key to select BASIC and press OK.
5. Select Primary Bag and press OK.
6. For Mode select mL/hr and press OK.
7. Set the Rate to 100 mL/hr and press OK.
8. Set VTBI mL to 13.3 mL and press OK.
9. Press the clear total soft key to clear the volume given.
10. Occlude IV set 30.2 cm (12 in) above the Pump with a hemostat.
11. Press RUN/STOP to start the infusion.
NOTE: The Pump may indicate BAG NEAR EMPTY <30 MIN REMAIN. Press OK to
silence this alarm.
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