Fresenius Medical Care 2008K Troubleshooting Manual page 142

Yes Allow eight minutes. If Conductivity REMAINS low, return to procedure number
(page 128).
No See procedure number
CO- 4.2.0 ISOLATE CONCENTRATE PICKUP SYSTEMS
a) Place the machine into Rinse program for 20 seconds (to assure the pumps are
primed).
b) Referring to the Figure (right), place the 'male probe' ONLY into a container of
concentrate (i.e. do NOT submerse the whole connector)!
c) Return to Dialysis program (remember to press the 'CONFIRM' key).
d) Is AIR FREE concentrate drawn steadily in one direction now?
Yes There is a problem with the pickup wand (if using a jug) or the
central concentrate (SDS) delivery system.
No See procedure number
CO- 4.3.0 ISOLATE CONCENTRATE CONNECTORS
a) Return to Rinse program for 20 seconds (to assure the pumps are primed).
b) Referring to the Figure (right), remove the connector from the inlet tubing
and submerse the tubing, without the filter(s), into concentrate.
c) Return to Dialysis program (remember to press the 'CONFIRM' key).
d) Is AIR FREE concentrate being drawn steadily in one direction now?
Yes Referring to
No Turn the machine off then see procedure number
CO- 4.5.0 CHECK VALVES INSTALLED?
a) Referring to Figure 59
delivery) there may be 6 psi check valves (P/N 150209, red bodies with white inserts) installed in the
concentrate pump's tubing either before or after the pump(s). NOTE:
valves before the pumps but outside the machine. They are more likely are inside!
b) Are the (white insert) check valve(s) installed?
Yes See procedure number
No See procedure number
CO- 4.2.0
CO- 4.3.0 (page 140).
Figure 58 (page 140), there is a problem with the concentrate connector.
Figure 58 – Concentrate Connectors
(page 141), if the machine is equipped for SDS (central acid and/or bicarbonate
CO- 4.6.0 (page 141).
CO- 4.7.0 (page 141).
Fresenius 2008K Troubleshooting Guide
P/N 507298 Rev. B (Draft 1)
Section 5 – Conductivity/ On Line Clearance Problems
(page 140).
CO- 4.5.0 (page 140).
Figure 59
CO- 1.0.0
shows the check
Page 140