Cardinal Health Alaris GW Technical & Service Manual page 17

Test procedures (continued)
Self test routine
Enter access code 3. Press the
Level Test
1 Keypad Test
2 Display Test
3 Alarm Test
4 Door Test
5 Air Sensor Test
7 Motor Opto Test
8 Occlusion Pressure Test
10 Drop Sensor Test
Alaris® GW Volumetric Pump
Routine Maintenance
Routine Maintenance

key to advance to next test.
Description
Confirm display indicates correct button pressed.
When level is entered the display will show "b-1", press buttons 1 to 8, after pressing button 8 the test
will automatically proceed to level 2.
       
b-1 b-2
Check all LEDs.
The pump will run through a count-up series to illuminate each segment of the 7 segment LEDs, and
cycle through all of the green LEDs.
Confirm all LEDs are working. At the end of this test all LEDs will illuminate.

Press the key to advance to level 3.
Confirm the alarm is working and a distinctive change is heard between volume levels. Pump displays
'ALAR' and alarms for 0.5 seconds at each volume (1 to 7).

Press the key to advance to level 4.
Confirm the change of state between door open (d-0) and door closed (d-1).

Press the key to advance to level 5.
Confirm the change of state between an air filled set (a-0) and a fluid filled set (a-1).

Press the key to advance to level 7.
Displays PASS or FAIL. Confirm displays PASS. The pump runs the motor forwards a turn, then backwards
a turn. The processor checks that it sees both motor optos come on at the correct time.

Press the key to advance to level 8.
Test requires a calibrated pressure gauge.
Connect the pump IV Infusion set to the pressure gauge via a 3 way tap.

Press the key for 10 seconds. Press the
show the current pressure sensor reading 'xxx' .
After 10 seconds close off the 3 way tap so that the pump delivers into the pressure gauge.
Confirm that an alarm occurs and a '
pressure gauge should be 500 mmHg +/- 150 mmHg.
Carry out the next test or press the
Check for correct drop count.
This test counts the number of drops detected, if the sensor is not present then 'Off' will be displayed.
b-3 b-4 b-5

key, the pump will run at 125ml/h and the display will

' appears on the pump display. The pressure displayed on the

key to advance to level 10.
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b-6 b-7 b-8
1000SM00006 Issue 4