T- 1.0.19 Verify 'Out Of Bypass'; T- 1.0.191 Valve #29'S 'Dot' Blue/Verify 'Out Of Bypass' Circuit - Fresenius Medical Care 2008K2 Troubleshooting Manual

1) IF (and ONLY if) the [Conductivity] window turns white: See procedure number
T- 1.0.19
2) IF AFTER three (3) minutes the [Conductivity] window remains RED: Proceed to
302
, procedure number

T- 1.0.19 VERIFY 'OUT OF BYPASS'

Call debug screen 0. Figure right, is Valve #24's 'dot' blue OR white?
1) IF (and ONLY if) BLUE: See procedure number
231).
2) IF WHITE: See parts a THROUGH d below:
a) Call debug screen 2.
b) To ENSURE the shunt door is CLOSED, CVRCLS (2
from left) = 1!
c) Call the Home screen to ENSURE the [Temperature] AND [Conductivity] windows are pale
yellow/white.
d) Return to debug screen 0. Allow up to three (3) minutes OR until if Valve #24's 'dot' turns blue. TWO
(2) possible scenarios:
1)
IF (and ONLY if) the 'dot' turns blue: See procedure number T- 1.0.191 (page 231).
2)
IF the 'dot' turns REMAINS white: Proceed to
T- 1.0.191 VALVE #24'S 'DOT' BLUE / VERIFY 'OUT OF BYPASS' CIRCUIT
a) Call the Home screen.
b) Set [Dialysate Flow] to 500 ml/min and press 'CONFIRM'.
c) Is the external flow indicator's 'bob' rising at least ¼ way up in the sight tube?
Yes 'Bob' moving! See procedure number
No 'Bob' is not moving! See parts a AND b below:
a) From the Home screen, ENSURE the [Temperature] AND [Conductivity] windows are
pale yellow/white.
b) Call debug screen 0. If Valve #24's 'dot' is still blue AND the 'bob' still is not moving there
may be masked Flow Error.
(page 231)
T- 7.0.0.
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
T- 1.0.191 (page
nd
column
page 302
, procedure number
T- 1.0.20 (page 232).
page
T- 7.0.0.
Page 231