Fresenius Medical Care 2008K Troubleshooting Manual page 207

AIR- 1.0.3 CHECK FOR AIR INPUT CHAMBER #69
Referring to Figure 77 (page 205), and assuring that TMP is between 160 and 280 mmHg, check through
the INPUT tubing at the rear side (NOT the tubing at valve #43!) of air removal chamber #69. This is
Location #10 (L10), referring to abbreviated flow diagram
Yes See procedure number
No An air leak cannot be detected! If referred to INDUCED AIR LEAK TESTS return to the
procedure that brought you here.
Figure 77 – Leak Checks (2) / Abbreviated Flow Diagram
AIR- 1.0.4 TRACE UPSTREAM FROM CHAMBER #69
Per Table 24 (page 205), and assuring that TMP remains between 160 and 240 mmHg, continue checking
upstream starting at Location #11 (L11) until large air bubbles are no longer seen.
Table 24 – Air Checks (2)
Location # Description
L11 Input Blood Leak Sensor #8
(Figure
L12
Output Valve #25
L1 Input Valve #25
AIR-1.0.4 (page 205).
If NO is air seen, the leak is at:
page 204)
75,
Dialysate Pressure Transducer #9
(Figure 75,
page 204)
(Figure 75,
page 204)
Fresenius 2008K Troubleshooting Guide
P/N 507298 Rev. B (Draft 1)
(Figure 77). Are large air bubbles seen at L10?
Blood Leak Sensor #8
Valve #25
Section 11 – Induced Air Leak Tests
If air is seen go to:
L12
L1
See procedure number
(page 203).
AIR- 1.0.2
Page 205