7. Preventive Maintenance/System Operational Check-Out
7-96
e. Input and Output Temperature Probes
Prepare at least 2 liters of 37º - 43ºC fluid
i. Connect the fluid supply to the disposable. Remove the patient
line from the luer connector. Insert the thermocouple
approximately 2” into the connector previously connected to the
patient line.
ii. Press the RIGHT VALVE key to set the valve to the infuse
position. Open the fluid supply and set the pump speed to 500
ml/min.
iii. Let the temperature stabilize, wait at least 2 minutes. The INPUT
TEMPERATURE and OUTPUT TEMPERATURE value readings
(the values not between the parentheses) should be within (2ºC).
iv. Compare the numbers displayed to the thermocouple reading.
The accepted tolerance is 1ºC for fluid temperature between 30ºC
to 40ºC.
v. Press PUMP SPEED to set the pump speed back to 0 ml/min.
vi. Press CANCEL to return to the Calibration/Set-Up screen.
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