F- 11.0.0 Acfs = Between 0 And 3.0; F- 11.0.4 Check Dialysate Pressure - Fresenius Medical Care 2008K2 Troubleshooting Manual

F- 11.0.0 ACFS = BETWEEN 0 AND 3.0

a) Turn Dialysate Flow OFF (Flow on/off lamp blinks)!
b) 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 c.
c) Call debug screen 10. Is ACFS now = 3.5 or more?
Yes ACFS = 3.5 or more! See procedure number F- 11.0.4 (page 104).
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 both DIALYZER connectors from
the shunt and hold them at the level of the shunt door.
Close the shunt door!
b)
c) Call debug screen 0. Is the
-50 and +50?
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 F- 11.0.4 (page 104).
ACFS DOES NOT = 9.0 or more! Leaving the CFS transducer unplugged for now,
FOUR (4) possible bad components: 1) Actuator-Test Board
b
Board OR; 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 9); B) Return to Dialysis Program
("Select Program" → 'Dialysis' → 'CONFIRM'); C) Allow up to five (5) minutes;
D) If ACFS goes to 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 the
board refer to Figure 4A, page 9); B) Place the machine into T and C Mode
(refer to OPERATING MODES
Return to Dialysis Program;
D) Allow up to five (5) minutes; E) If ACFS goes to more than 9.0 the previous
Sensor Board is bad.
PDlal
window (Figure right) between
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
(page Error! Bookmark not defined.)); C)
a
OR; 2) Sensor
Page 104