Flow System; Event Messages - Mallinckrodt Nellcor NPB-70 Service Manual

Table 5-3: Event Messages
Event Message Probable Cause
- Component Failed
CO board
2
Flow - Loose connections
- Kinks or twists in
tubing
- Flow system blocked
- Pump Malfunction
- A CO
component has failed
Corrective Action
- Replace CO
- Inspect all tubing
ends for loose
connections and
ensure tight
connections
- Straighten kinks
and undo any twists
in the tubing.
- Check flow rate and
if necessary change
Flow System, refer
to Section 6: Flow
Calibration Check
- Replace pump
- Replace with a new
board
2
CO
Section 5: Troubleshooting
board
2
board
2
5-5