2008T Troubleshooting Guide
P/N 490292 Rev. A
Procedure UF- 6.1.0 continued (Does the UF Pump calibrate to between 23.9 and
24.1 ml?):
Yes Pump calibrates! See (ABOVE) procedure number UF- 2.1.0 (page 550).
No Replace the UF Pump with a known good and repeat (ABOVE) procedure
UF- 6.0.0 (page 554).
UF- 7.0.0 BOTH PRESSURE TESTS PASS / UF PUMP INTEGRITY TEST
This procedure isolates the UF Pump’s ‘strong’ output spring:
a)
Figure right, remove the UF
Pump’s solid (TOP) OUTPUT tubing.
b) Attach a tubing segment to the vacant
nozzle that is long enough to route it
away from the hydraulics.
c) RESET all alarms!
d) From the [Test & Options] screen
repeat the Pressure Tests.
e) Do BOTH Pressure Tests (Neg Flow
On, Positive Flow Off) pass?
Yes BOTH Tests pass! A) Reattach the UF Pump’s tubing then; B) Perform the UF Pump
Calibration per the 2008 Calibration Procedures booklet.
No One or BOTH tests fail! Perform
parts a THROUGH d below:
a) Rebuild the UF Pump per the
Preventative Maintenance
Procedures booklet
b) Return to Dialysis Program and
allow the machine to stabilize.
c) ENSURE the external flow indicators’ bob is moving up and down.
d) Repeat the UF Integrity Pump Check! It MUST pass!
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