T- 7.2.1 Temperature Control - Fresenius Medical Care 2008K2 Troubleshooting Manual

T- 7.2.1 TEMPERATURE CONTROL

a) ENSURE the concentrate connectors are attached to acid and
LIQUID bicarb!
b) From Service Mode → Calibrate Sensors → Temp Control.
c) 'Sharply' press 'CONFIRM'. The screen should say "3.
Connect an external temperature meter to the dialysate
lines".
d) Install a Temperature (°C) meter into the dialysate lines.
Figure right, flow through the meter MUST be
bottom to top.
IMPORTANT! Close the shunt door!
e)
f) 'Sharply' press 'CONFIRM'. The screen says "5. Adjust the TEMP
DAC..." and the [TEMP DAC] data box (Figure right) turns pale yellow /
white!
g) Based on the [TEMP DAC] data box, TWO (2) possible scenarios:
1) IF (and ONLY if) between 120 and 180: See procedure number
2) IF NOT between 120 and 180: Perform parts a through d below:
a) Select [TEMP DAC], it turns bright yellow.
b) Set [TEMP DAC] to "140".
c) 'Sharply' press 'CONFIRM' ONCE. [TEMP DAC] MUST be pale yellow/white (NOT gray).
d) See procedure number T- 7.2.2 (page 306).
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
T- 7.2.2 (page 306).
Page 305