Co- 11.0.00 Return Systems - Fresenius Medical Care 2008K2 Troubleshooting Manual

CO- 11.0.00 RETURN SYSTEMS

a) Return Pre Dialyzer Temp Sensor NTC #3s connector to
nd
2
distribution board position from the LEFT, "MON-
NTC".
b) From debug screen 0, ENSURE Pre Dialyzer Temp reads
more than 35.0° C.
c) If removed from a previous procedure, return Pre Dialyzer
Cond Cell #7 connector to distribution board position "x7,
COND".
d) From debug screen 0, ENSURE Pre Dialyzer Cond reads more than 10.0 mS.
e) The following components (see COMPONENT LIST below) are to be swapped in, with known good,
one at a time then, in between, continue to parts f through i to see if the new component fixes the
problem.
COMPONENT LIST: 1) Power Logic Board; 2) Sensor Board
4) Functional Board
1
To prevent "Cond Offset Failure" place the machine into T and C mode. Refer to
MODES, (page Error! Bookmark not defined.).
2
To prevent "Cond Offset Failure" the machine MUST AGAIN be placed into T and C mode!
Return to Dialysis Program ("Select Program" → 'Dialysis' → 'CONFIRM')!
f)
g) From the Home screen, set [Dialysate Flow] to 500 ml/min and press 'CONFIRM'!
h) Allow six (6) FULL minutes, for Temperature and Conductivity to stabilize to normal, before continuing
to part i!
i) Read before performing! Repeat (ABOVE) procedure number
new component fixed the problem but if you return here, continue through the Component List until the
OLC problem is fixed.
2
; 5) Distribution board.
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
1
; 3) Sensor Board cable;
OPERATING
page 378
CO- 10.0.00 ( ) to see if the
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