Nw- 1.0.8 In Heat Disinfect "No Water" Reoccures - Fresenius Medical Care 2008K2 Troubleshooting Manual

NW- 1.0.8 IN HEAT DISINFFECT "NO WATER" REOCCURS
a) Call debug screen 4. If debug does not appear press 'Escape' then call screen 4.
b) When Valve #43 is closed*, PDIA (left column) NORMALLY cycles between 0.0
and to more than 0.1. When Valve #43 opens it stays more than 1.0 but
NORMALLY for no more than sixteen (16) seconds.
* In Heat Disinfect Valve #43 automatically cycles between closed and open
c) WITHOUT LOOKING AWAY, watch PDIA for forty five (45) seconds. If it remains more than 0.1
continue to watch for forty five (45) more seconds. Does it EVER cycle to 0.0?
Yes PDIA cycles to 0.0! See procedure number
No PDIA REMAINS ALWAYS more than 0.1! See parts a AND b below:
CAREFUL HERE! Per the Figure below
a)
OUTPUT tubing.
machine!
b) Watch PDIA again for forty five (45) seconds. Does it NOW cycle to 0.0?
NOTE:
Valve #43's output tubing extends towards the front of the
Yes PDIA now cycles to 0.0!
components: 1) Valve #43; 2) Actuator-Test Board.
No PDIA still DOES NOT cycle to 0.0! A) ENSURE Valve #43 is double
clamped properly! B) Return to Dialysis Program, allow eight (8) minutes,
and then check for TMP problems.
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
page 146
NW- 1.0.10 (
double clamp Valve #43's
Remove the clamps!
).
TWO (2) possible bad
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