3 . R e p a i r I n s t r u c t i o n s
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BA-TE-DE08C M.KAY
SW9xx_sm_Chapter 3_1-2010.doc/pdf <100329> yymmdd
B. Braun Avitum AG
Dialog
+
SW 9.xx
3.3.8.4
VBP Test
open
offen
closed
geschlossen
PDA
VDA
UFP
FPE
FPA
VEBK
VDEBK
VABK
VDABK
VBP
VDE
RVDA
Fig. : Flow Diagram VBP Test
A pressure drop indicates a leakage at any component, e.g. rinse bridge,
dialyser, UF pump, o-ring etc..
Test VDE/VBP
A leakage of the valves leads to a pressure increase at PDA.
Test VDABK
A leakage of the valve leads to a pressure increase at PDA.
Timeout
30 s
LLC Test
Code
LLC Test Steps
LLS Test Steps
LLS Test
Code
4.
1235x
VBP test
FPE = 800 ml/min
FPA = 100 ml/min
Valve Status:
VEBK1/2, VABK1/2, VDEBK1/2 ------------opened
VDABK1/2------------------------------ closed
VDE, VBP ------------------------------ closed
VDA ---------------------------------- opened
Final Condition:
Test timeout 30 s or wait for inversion of
LLS_SELFTESTBIT from LLS
Start condition for the test (2.5 s):
1.
Correct valve position
2.
UFP stopped (UF rate < 500 ml/h)
3.
300 mmHg < PDA < +450 mmHg
Test 5 s,
max. deviation
∆
PDA < 25 mmHg,
Acknowledge with inversion of LLS_SELFTESTBIT
12021 –
12026
12027 –
12036
12037
12038
