0
Short
Open
Other Normal
Change the sensor
Check the resistance of
the sensor wires back to
the main PCB.
if they are open between
the main PCB and
connector it will be
necessary to replace the
refrigerator
Check the Temp and
resistance (Table-3)
Result
SVC Action
1) RT Sensor Error
No
1
n
o
i
t
c
A
C
V
S
&
t
l
u
s
e
R
w
o
l
f
g
n
i
k
c
e
h
C
<Temperature table-3>
TEMP
-39°F (-40°C)
-30°F (-35°C)
-21°F (-30°C)
-13°F (-25°C)
-4°F (-20°C)
5°F (-15°C)
14°F (-10°C)
23°F (-5°C)
32°F (0°C)
41°F (+5°C)
50°F (+10°C)
59°F (+15°C)
68°F (+20°C)
77°F (+25°C)
86°F (+30°C)
95°F (+35°C)
104°F (+40°C)
RESISTANCE
225.1
169.8
129.3
99.30
76.96
60.13
47.34
37.55
30
24.13
19.53
15.91
13.03
10.74
8.89
7.40
6.20
VOLTAGE
4.48 V
4.33 V
4.641 V
4.54 V
4.425 V
4.287 V
4.128 V
3.948 V
3.75 V
3.535 V
3.307 V
3.070V
2.829 V
2.589 V
2.354 V
2.128V
1.914 V
Check for loose connection in CON8.
2
1.- Unplug connector from CON8.
2.- Check resistance in wires Brown to
Brown.
3.- Plug in CON8, check voltage in wires
Brown to Brown, and check voltage and
temperature result in Table-3)
Infinte
ohms
Firmly plugged
Loose
Go to step 2
Plug firmly then check again.
Problem persist?
YES: Go to step 2.
NO: Explain to customer.
Result
SVC Action
COLDEST
COLD
- 40 -
