SERVICE MANUAL
35
www.norcold.com
Fault Code - Thermistor Fault
Temperature* (°F)
Resistance* (k Ω)
85
8.1 - 9.0
80
9.1 - 10.0
75
10.1 - 11.0
70
11.1 - 12.0
60
12.1 - 13.0
50
15.5 - 16.5
40
22.5 - 23.5
35
24.5 - 25.5
33
28.5 - 29.5
32
30.0 - 32.0
* Approximate values
NORCOLD
MODE
A
Temperature setting snowflake(s) flash on/off at one (1)
second intervals anytime the user interface (control) is
“awake”.
Possible Cause:
The thermistor has been sensed as
inoperable, so temperature is being con-
trolled via backup operating system.
NOR000711A
Are
wires and
connector
good?
YES
Clean or repair as needed.
NO
Check resistance at thermistor connector
with the thermistor packed in ice.
Check thermistor wire
assembly and connctor
for broken/dirty connections.
Is
thermistor
wire plugged
in?
NO
Plug in thermisor wire.
YES
TROUBLESHOOTING FLOWCHARTS - N7X AND N8X MODELS, cont’d.