Acfs = Between 0 And 3.0; Check Dialysate Pressure - Fresenius Medical Care 2008T Troubleshooting Manual

F- 11.0.0 ACFS = BETWEEN 0 AND 3.0
IMPORTANT!
a) From the Home screen, set [Dialysate Flow] to "OFF".
b) Press 'Enter'!
c) Press and release the 'Reset' key then immediately press and hold it for three (3) seconds. Allow thirty
(30) seconds. If a TMP occurs attempt RESET up to FIVE (5) times BEFORE continuing to part d.
d) Call debug screen 10. Is ACFS now = 3.5 or more?
Yes ACFS = 3.5 or more! See procedure number
No ACFS is NOT 3.5 or more! See parts a THROUGH c below:
a) Figure right, unplug the CFS (#10)
transducer's connector from
distribution board position "x10, CFS".
IMPORTANT!
b)
the screen's clock (upper right), allow
up to five (5) minutes as ACFS
response is NOT instantaneous!
c) After no more than five (5) minutes ACFS should increase to 9.0 or more?
Yes
No
F- 11.0.4 CHECK DIALYSATE PRESSURE
a) Leaving [Dialysate Flow] "OFF", remove the red dialyzer connector
from the shunt and hold it at the level of the shunt door.
CLOSE THE SHUNT DOOR!
b)
c) Call debug screen 0. Does the
between -40 and +40?
To avoid error, using
ACFS 9.0 or more! A) Return the CFS transducer #10 to distribution board
position "x10, CFS"; B) See procedure number
ACFS is IS NOT 9.0 or more! Leaving the CFS transducer unplugged, FOUR
(4) possible bad components: 1) Actuator-Test Board
3) Sensor Board cable OR; 4) Distribution board.
a
A) With the power off, swap in a known good Actuator-Test Board (to LOCATE
the board refer to Figure 4A, page 10); B) IMPORTANT! Return to Dialysis
Program ("Select Program" → 'Dialysis' → 'Enter'); C) Allow five (5) minutes;
D) If ACFS = more than 9.0 the previous Actuator-Test Board is bad.
b
A) With the power off, swap in a known good Sensor Board (to LOCATE refer to
Figure 4A, page 10); B) Place the machine into T and C Mode (refer to
OPERATING MODES
five (5) minutes; E) If ACFS = more than 9.0 the previous Sensor Board is bad.
PDlal
window (Figure right) =
2008T Troubleshooting Guide
P/N 490292 Rev. A
F- 11.0.4 (page 112).
(page 19); C) Return to Dialysis Program; D) Allow up to
F- 11.0.4 (page 112).
a
OR; 2) Sensor Board
b
OR;
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