Clean- 1.2.33 Loading Pressure Remains Low - Fresenius Medical Care 2008K2 Troubleshooting Manual

CLEAN- 1.2.33 LOADING PRESSURE REMAINS LOW

Place the machine into RINSE (NOT HEAT DISINFECT)!
a)
b) Call debug screen 0 (Figure below). If debug does not appear press 'Escape' then call screen 0.
c) Locate DEAP. TWO (2) possible scenarios:
1) IF (and ONLY if) DEAP = 75 OR less: See procedure number
2) IF DEAP = 76 OR more: See parts a THROUGH i below:
a) Enter Service Mode → Calibrate Hydraulics → Deaeration Pressure. DO NOT follow the
screen instructions! See part b instead!
b) Press 'CONFIRM'. The screen's [Pump Rate] window turns yellow.
c) Select the [Pump Rate] window to turn it bright yellow!
d) Set the [Pump Rate] window to "210"!
Press 'CONFIRM' twice to save the calibration!
e)
f) Turn the machine off then back on.
Place the machine in RINSE (NOT HEAT DISINFECT)
g)
h) Call debug screen 0. If debug does not appear press 'Escape' then call debug screen 0.
i) Is DEAP now = 45?
Yes
No DEAP NOT = 45! CAREFULLY repeat the Deaeration Pressure Calibration from part
a. After repeating, if (and ONLY if) DEAP STILL does not = 45, THREE (3) possible
bad components: 1) Actuator-Test Board OR; 2) Functional Board EEPROM (IC2)
OR; 3) Functional Board.
DEAP = 45! See procedure number
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
CLEAN- 1.2.4
.
CLEAN- 1.2.4 (page 162).
(page 162).
Page 161