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Copyright © 2018-2019 SIGNATURE KITCHEN SUITE.
All rights reserved. Only training and service purposes.
7-5. Defrost Sensor Error (d1/d2/d3)
Symptom Check Point
1. d1/d2/d3(Option) 1. Check for a loose connection
2. Check Sensor Resistance
Resistance [Ω]
CON202
[d1]5 pin&7pin
[d2]13 pin&15pin
[d3]21 pin&23pin
Short 0
Open OFF
Other Normal
CON202
[d1]5 pin&7pin
[d2]13 pin&15pin
[d3]21 pin&23pin
Resistance [Ω]
23ºF / -5ºC 38k
32ºF / 0ºC 30k
41ºF / 5ºC 24k
50ºF / 10ºC 19.5k
59ºF / 15ºC 16k
CON202
Defrost Controller
WH
WH
BK
BK
RD
RD
BO
BO
BL
BL
SB
GY/RD
WH/BK
YL
PK
BO/BL
BO/BL
1
3
5
7
9
11
13
15
17
19
21
23
2
4
6
8
10
12
14
16
18
20
22
24
VCC
GND
VCC
GND
VCC
GND
COM
A
B
B-
A-
1
2
5
6
3.4
3WAY/4WAY
VALVE
W1 SENSOR
W1 DEFROSTING SENSOR
W2 SENSOR
W2 DEFROSTING SENSOR
W3 SENSOR
W3 DEFROSTING SENSOR
W1 LED LIGHT
W2 LED LIGHT
W3 LED LIGHT
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