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Refrigerator
N8DCX
Norcold N8DCX User Manual
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Item
Description
A
Display Module
B
12 VDC Input
C
15A
Fuse
D
Main PCBA
Cooling Unit
E
Exterior Fan
F
Freezer Compartment Thermistor
G
Fresh Food Compartment Thermistor
H
Interior Light
I
Interior Fan
J
Interior Light Switch
K
Magnet V
alve
Fig. 6 - Wiring diagram
WIRING DIAGRAM
SERVICE MANUAL
27
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.norcold.com
FJ2
T
12V
GND
GND
MK
LC
LD
FJ1
LED
12V
12V
12V
CN4
CN5
CN2
CN1
DCF
DCF
RD/RG
WH/BC
+
-
+
-
+
F
D
C
P
T
FUSE
BK/NR
RD/RG
BL/BL
WH/BC
RD/RG
WH/BC
WH/BC
BL/BL
BK/NR
BR/BN
BK/NR
WH/BC
BK/NR
WH/BC
BR/BN
NOR000949A
G
E
F
J
A
B
H
I
K
C
D
26
28
Table of Contents
Table of Contents
2
Safety
2
Introduction
3
About this Manual
3
Certifi Cation and Code Requirements
3
About Installation
3
Replacement Parts
3
Technical Assistance
3
Specifications
4
Refrigerator Model Number
4
Fig. 1 - Refrigerator Information Label Location
4
Exploded Views
5
Fig. 2 - Front View
5
Fig. 3 - Rear View
6
General Information
7
Installation
7
Ventilation
7
Overview
7
12 Volts DC Electrical Connection
7
Polarity
7
Diagnostics
8
Diagnostic Pre-Checks
8
Self-Test Diagnostics
9
Table of LED References
9
Conducting the LED Evaluation
9
Prepare to Connect the LED
9
Connect the LED
9
Fig. 4.1 - LED
9
Fig. 4.2 - Female Connectors
9
Fig. 4.3 - 12 VDC
9
Self-Test Diagnostic Chart
10
Diagnostic Symptom Chart
10
Electronic Controls Fault Code Chart
10
Fig. 4.4 - Adapter
10
Fig. 4.5 - LED
10
Fig. 4.6 - 12VDC
10
Troubleshooting
11
Troubleshoot Compressor Control Module
11
Test A, Battery Protection Cut-Out
11
Test B, Fan over Current Cut-Out
13
Test C, Motor Start Error
14
Test D, Minimum Motor Speed Error
15
Test E, Thermal Cut-Out of Electronic Unit
16
Troubleshoot Symptoms
17
Test F, Not Cooling, Not Turning on
17
Test G, Refrigerator Gets too Cold
19
Test H, Refrigerator Builds Frost Inside
20
Test I, Runs but Does Not Cool Properly
21
Test J, will Not Run on DC Power
22
Test K, Voltage Within Cutout Range but Refrigerator Cuts out
23
Troubleshoot Electronic Controls Fault Codes
24
Fault Code - "E1
24
Fig. 5 - Mode Button will Display Electronic Controls Fault Codes
24
Fault Code - "E2
25
Fault Code - "E3
26
Fault Code - "E4
26
Wiring Diagram
27
Fig. 6 - Wiring Diagram
27
Refrigerator Enclosure
28
Remove Refrigerator
28
Replace Refrigerator
28
4
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Norcold N8DCX Specifications
General
Brand
Norcold
Model
N8DCX
Category
Refrigerator
Language
English
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