2008T Troubleshooting Guide
P/N 490292 Rev. A
Yes [Post-Temperature Reference] more than 20! Without pressing ‘Confirm’ yet, see
procedure number CO- 10.0.24 (page 419).
No [Post-Temperature Reference] is less than 20! See parts a and b below:
a) ENSURE the
34° C (6.808 KΩ) plug is placed properly at position “x44, NTC-POST”. If
NOT, repeat (ABOVE) procedure number CO- 10.0.22 (page 418) AND/ OR consider
using the
34° C plug from another FOUR-RESISTOR SET!
b) If SURE the plug is placed correctly proceed to page 432, procedure number
CO- 11.0.00.
CO- 10.0.24 POST TEMPERATURE REFERENCE MORE THAN 20
‘Sharply’ press ‘Enter’ ONCE. Does an “Error” banner appear?
Yes “Error” banner appears! Read before performing! Turn the machine off then
CAREFULLY repeat (ABOVE) procedure number CO- 10.0.22 (page 418). CONSIDER
using the 34° C plug from another FOUR-RESISTOR SET. If the “Error” banner
reoccurs see procedure number CO- 11.0.00 (
page 432).
No “Error banner does NOT appear. See parts a through e below:
a) The screen says “2. Connect a 5.117 K ohm resistor…”.
b) Place the 41° C (5.117 KΩ) plug, from the FOUR-RESISTOR SET, into distribution board
position, “x44, NTC-POST”.
c) The screen’s [Post-Temperature Reference] box will be more than 150 if the 41° C plug is
placed properly.
d) Press ‘Enter’. The screen says “3. Calibration saved” and the screen’s [Post-
Temperature] data box should = 41° +/- 0.1 °C. Press ‘Enter’ again to save the
calibration...
e) Return to Dialysis Program (“Select Program” → ‘Dialysis’ → ‘Enter’)!
f) See procedure number CO- 10.0.26 (page 420).
LEFT BLANK INTENTIONALLY