DAEWOO ELECTRONICS RN-341N User manual

Service Manual
RN-341N RN-342N RN-343N RN-344N RN-345N RN-346

1. SPECIFICATION
1-1. Model Information --------------------------------------------------------------------------------------------------------------------------------
2
1-2. Interior Parts ------------------------------------------------------------------------------------------------------------------------------------------
3
1-3. Machine Compartment View ------------------------------------------------------------------------------------------------------------------
4
1-4. Refrigerant Cycle -----------------------------------------------------------------------------------------------------------------------------------
5
1-5. Temperature Diagram ----------------------------------------------------------------------------------------------------------------------------
6
1-6. Wire Diagram -----------------------------------------------------------------------------------------------------------------------------------------
7
1-7. Main PCB Circuit Diagram ---------------------------------------------------------------------------------------------------------------------
8
2. FUNCTIONS
2-1. DISPLAY ------------------------------------------------------------------------------------------------------------------------------------------------
9
2-2. Temperature Control of Refrigerator compartment ---------------------------------------------------------------------------------
10
2-3. Defrost Mode ------------------------------------------------------------------------------------------------------------------------------------------
11
2-4. Function of Low Ambient Temperature --------------------------------------------------------------------------------------------------
13
2-5. Prevention of Compressor Restart ------------------------------------------------------------------------------------------------------------
13
2-6. Buzzer Sound -----------------------------------------------------------------------------------------------------------------------------------------
13
2-7. Control of R Sensor OFF Point ----------------------------------------------------------------------------------------------------------------
14
2-8. Error Display --------------------------------------------------------------------------------------------------------------------------------------------
15
3. DISASSEMBLY
3-1. Door Switch ---------------------------------------------------------------------------------------------------------------------------------------------
16
3-2. Cover Multi-Flow Duct As (in Fresh food Compartment) ---------------------------------------------------------------------------
17
3-3. Louver F As (in Frozen Food Compartment) --------------------------------------------------------------------------------------------
18
3-4. Door F/R --------------------------------------------------------------------------------------------------------------------------------------------------
19
3-5. FRONT CONTL PANEL PCB--------------------------------------------------------------------------------------------------------------------
21
4. How to Change Door Position ------------------------------------------------------------------------------------------------------------------------
22
5. How to Charge R-600a Refrigerant ----------------------------------------------------------------------------------------------------------------
23
6. Part List
6-1. Cabinet Compartment ---------------------------------------------------------------------------------------------------------------------------
28
6-2. Compressor Room Compartment ----------------------------------------------------------------------------------------------------------
29
6-3. Door Compartment ----------------------------------------------------------------------------------------------------------------------------------
30
6-4. Frozen Food Compartment ---------------------------------------------------------------------------------------------------------------------
33
6-5. Fresh Food Compartment ------------------------------------------------------------------------------------------------------------------------
34
CONTENTS
1

1-1. Model Information
1. SPECIFICATIONS
* is the Door Type
Buyer No.
RN-34*N
Factory No.
RFP-31*N*P8N
Control Type
Front Control Panel Button
Gross Vol.
IEC 62552
(unit: L)
Total
Freezer
Refrigerator
Refrigerant Charge
Storage Vol.
IEC 62552
(unit: L)
Total
Freezer
Refrigerator
1870(1970)
Capillary Tube (unit: mm)
ID0.75 x T0.55 x L2290
Condenser Type
Diemension
(unit: mm)
Net Width (Packing)
Net Depth (Packing)
Net Height (Packing)
595(634)
650(685)
Refrigerant Type
Heater
Defrost Type
Automatic Start & Stop
Defrost Heater
AC230V, 130W
Cooling Cycle
0.044kg
Evaporator Type
Fin Type
Dryer
Net Weight (Packing)
Blowing Agent
C-Pentane
Defrost Shape
Sheath Type
Electric Part
Freezer Fan Motor
AC 220V/50Hz, 2500RPM
Refrigerator Lighting
Bulb 15W x 1EA
67(73)kg
337
111
226
305
84
221
Natural Convection Cooling System
Desiccant: Molecular Sieve xH-9
R-600a
2

1-2. Interior Parts
1. SPECIFICATIONS
1. Refrigerator Shelves
2. Lamp Window
3. Multi Duct
4. Knob R Control
5. Cover Vegetable Case
6. Vegetable Case
7. Refrigerator Pocket "R"
8. Refrigerator Pocket "J"
9. Freezer Shelves
10. Freezer Case "A"
11. Freezer Case "B"
12. Adjusting Leg (Left)
13. Adjusting Leg (Right)
9
2
3
4
7
5
6
1
10
10
11
12 13
8
3

1-3. Machine (Compressor) Compartment View
1. SPECIFICATIONS
1.Box Power As (Capacitor Run)
2. Power Cord
3. Switch P Relay As
4. Earth Comp Wire
5. Fixture Compressor (Washer)
6. Drain Hose
7. Compressor Absorber
8. Suction Pipe As
9. Dryer As
10. Case vaporization As
11.Pipe connector A
12. Pipe Wire Condensor As
13. Pipe Hot
1
2
4
3
5 8 9 10 11
12
13
6 7
4

1-4. Refrigerant Cycle
- Welding Point
1. SPECIFICATIONS
Copper Welding ( Ag 5%)
5 Point
Silver Welding ( Ag 30%)
3 Point
Suction Pipe
Capillary Tube
Evaporator
Compressor
Pipe connector A
Dryer
①
②
③
④
⑤
⑥
⑦
⑧
5

1-5. Temperature Diagram
; The actual inner temperature varies depending on the food status, as the indicated setting temperature is a
target temperature, not actual temperature within refrigerator.
; Refrigeration function is weak in the initial time.
Please adjust temperature as above after using refrigerator for minimum 1 ~ 2 days.
1. SPECIFICATIONS
Refrigerator Step Mode
MIN: 5 ~ 8℃
MID: 2 ~ 5℃
MAX: -1 ~ 2℃
Vegetable compartment
: 1 ~ 5℃
Freezer Mode
LOW: -17 ~ -19℃
MID: -19 ~ -22℃
HIGH: -22 ~ -25℃
6

1-6. Wiring Diagram
1. SPECIFICATIONS
7

1.7. Main PCB Circuit Diagram
1. SPECIFICATIONS
8

2. FUNCTIONS
-PCB Control Panel LED
CONTROL OBJECT
INPUT
- PCB Control Panel Button
2-1. DISPLAY
- Temperature is controlled by "PCB Control Panel Button" assembled on the refrigeratior door.
- Features are model dependent.
Temperature adjustment
button for refrigerator
compartment.
“Super Cool”
LED step "5" (MAX)
MAX
MIN
LED step "4"
LED step "3"
LED step "2"
LED step "1" (MIN)
LED step "S" (S-COOL)
What's the Meaning
How to Push Buttons
LED DISPLAY
Flicker
2-3
2-8
2-2
ERROR “DEFROST” (F3)
ERROR “CYCLE” (C1)
ERROR “DOOR S/W” (DR)
ERROR “D SENSOR” (D1)
ERROR “RT SENSOR” (RT)
TEMP STEP “MIN-NOR”
TEMP STEP “MIN”
TEMP STEP “MAX”
TEMP STEP “MAX-NOR”
Forced Defrost Mode
in Progress
ERROR “R SENSOR” (R1)
TEMP S-COOL
TEMP STEP “NOR”
“S-COOL” continuously + “TEMP” 5 times
※The Priorities of Error Display :
R1 > RT > D1 > C1 > F3
3
2
1
2,3
1,3
1,2
▪How to start the mode:
“TEMP” continuously + “S-COOL” 5 times
=> All LED ON for initial 3 seconds.
▪How to confirm the mode after 3sec.:
“S-COOL” continuously + “TEMP” 5 times
3,S
“TEMP” 4 times
2
“TEMP” 3 times
1
“TEMP” 2 times
5
“TEMP” 1 time
4
“S-COOL” 1 time
S
Initial mode by power input
3
for the LED Display
ON
Reference Chapter No.
4,5
4,5
4,5
4,5
4,5
4,5
4,5
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9