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Refrigerator
RT44MB
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Samsung RT44MB - Page 47
47 pages
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ELECTRONICS
ⓒ
Samsung Electronics Co,Ltd
Refrigerator Division 2003.04
Printed in Korea
DA82-00004A
272,Oseon-Dong,Kwangsan-Gu,
Kwangju-City
,Korea,506-253
TEL:(062)950-681
1,6812
F
AX:(062)950-6829
46
Table of Contents
Main Page
Table of Contents
1
Product Specifications
2
Warning/Caution
3
Description of Symbols
3
Safety Warnings
3
Specifications of Electric Components
5
Semi Electric Control Type
8
Electric Circuit Diagram
8
Mechanical Type
9
Product Dimension
10
Extemal Size and Designations
10
Identifying and Disassembling the Parts
11
To Remove Bio Deodorizer
11
To Remove Shelves in the Freezing Compartment
11
To Remove Shelves in the Refrigerating Compartment
11
Schematic Diagram of Coolant Gas Circulation
12
Refrigeration Cycle
12
Cool Air Circulation
13
Defrosting Function
14
Temperature Control Part Design
14
Temperature Control Function
14
Circuit Operation Theory
14
Testing Function
15
Forced Starting Function
15
Forced Defrosting Function
15
Test Function Release Mode
15
Self-Diagnosis Function
16
Operational Principle of each Circuit
17
Power Circuit
17
Oscillation Circuit
17
Reset Circuit
18
Door S/W Sensor Circuit
18
Temperature Sensor Circuit
19
Temperature Controller (Rotary S/W) Circuit
20
Sub PCB Ass'y
20
Load Operation and Indicating Lamp Controlling Parts
21
Table of Temperature Change of Refrigerator
22
Various OPTION Function
22
Detecting Defects and Trouble Shooting
23
When Refrigerator Temperature Is too High or too Low
23
Checking Abnormalities of MAIN PCB ASS'Y
24
Circuit
25
VSB Relay
26
Safety Standard & File Numbers
26
Odering Information
26
Structure
27
Features
27
Amps. Miniature Slim Type Power Relay
27
Absolute Maximum Rating
28
Electrical Characteristics
28
Voltage Detector
29
Electrical Characteristics Ka7812/I
30
Absolute Maximum Ratings
31
Circuit Related Parts List
32
Regulator
32
3-Terminal 1A Positive
32
Resistance and Voltage Conversion Table of Sensor for Temperature
33
Specification of Main Part
35
Schematic Diagrams
35
Pin Configuration
35
Main Pcb
36
Trouble Check for the Cooling Cycle
37
Troubleshooting
37
Exploded View & Parts List
39
Freezing Compartment
39
Refrigerating Compartment(Mechanical Type)
40
Refrigerating Compartment(Semi Electric Type)
41
Door Parts
42
Cabinet Parts & Unit(Semi Electric Type)
43
Cabinet Parts & Unit(Mechanical Type)
44
How to Disassemble of Freezing Compartment
45
Cover-Evap Ass’y
45
Changing the Light Bulb
46
Remove the Chiller Compartment by
46
Unscrew and Remove the Light Bulb
46
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