Daewoo RN-271Nl, RN-271N, RN-272N, RN-273N, RN-274N Service Manual
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Service Manual
RN-271N RN-272N RN-273N RN-274N
RN-331N RN-332N RN-333N RN-334N RN-335N RN-336N
1. SPECIFICATION
1-1. Model Information --------------------------------------------------------------------------------------------------------------------------------
2
1-2. Interior Parts ------------------------------------------------------------------------------------------------------------------------------------------
3
1-3. Machine Compartment View ------------------------------------------------------------------------------------------------------------------
5
1-4. Refrigerant Cycle -----------------------------------------------------------------------------------------------------------------------------------
6
1-5. Temperature Diagram ----------------------------------------------------------------------------------------------------------------------------
7
1-6. Wire Diagram -----------------------------------------------------------------------------------------------------------------------------------------
8
1-7. Main PCB Circuit Diagram ---------------------------------------------------------------------------------------------------------------------
9
2. FUNCTIONS
2-1. 'PCB VOLUME' Control --------------------------------------------------------------------------------------------------------------------------
10
2-2. Temperature Control of Refrigerator compartment ---------------------------------------------------------------------------------
11
2-3. Defrost Mode ------------------------------------------------------------------------------------------------------------------------------------------
12
2-4. Function of Low Ambient Temperature --------------------------------------------------------------------------------------------------
14
2-5. Time Saving Function ----------------------------------------------------------------------------------------------------------------------------
15
2-6. Control of R Sensor OFF Point ----------------------------------------------------------------------------------------------------------------
16
2-7. Error Display --------------------------------------------------------------------------------------------------------------------------------------------
17
3. DISASSEMBLY
3-1. Door Switch ---------------------------------------------------------------------------------------------------------------------------------------------
18
3-2. Cover Multi-Flow Duct As (in Fresh food Compartment) ---------------------------------------------------------------------------
19
3-3. Louver F As (in Frozen Food Compartment) --------------------------------------------------------------------------------------------
20
3-4. Door F/R --------------------------------------------------------------------------------------------------------------------------------------------------
21
4. How to Change Door Position ------------------------------------------------------------------------------------------------------------------------
23
5. How to Charge R-600a Refrigerant ----------------------------------------------------------------------------------------------------------------
24
6. Part List
6-1. Cabinet/ Evavorator/ Compressor Compartment --------------------------------------------------------------------------------------
29
6-2. Frozen Food Compartment ---------------------------------------------------------------------------------------------------------------------
30
6-3. Fresh Food Compartment ------------------------------------------------------------------------------------------------------------------------
31
6-4. Door Compartment ----------------------------------------------------------------------------------------------------------------------------------
32
CONTENTS
1
1-1. Model Information
Net Weight (Packing)
63(68)kg
67(73)kg
Blowing Agent
C-Pentane
Defrost Shape
Sheath Type
Electric Part
Freezer Fan Motor
AC 220V/50Hz, 2500RPM
Refrigerator Lighting
Bulb 15W x 1EA
Natural Convection Cooling System
Dryer
Desiccant: Molecular Sieve xH-9
Capillary Tube (unit: mm)
ID0.7 x T0.55 x L2290
Heater
Defrost Type
Automatic Start & Stop
Defrost Heater
AC230V, 130W
1800(1900)
1870(1970)
Cooling Cycle
Refrigerant Type
R-600a
Refrigerant Charge
0.044kg
Evaporator Type
Fin Type
Condenser Type
157
221
Diemension
(unit: mm)
Net Width (Packing)
545(584)
595(634)
Net Depth (Packing)
629(667)
650(685)
Net Height (Packing)
161
226
Storage Vol.
ISO 15502
(unit: L)
Total
240
305
Freezer8384
Refrigerator
Control Type
KNOB & Digital Smart Control
Gross Vol.
ISO 15502
(unit: L)
Total
271
337
Freezer
110
111
Refrigerator
1. SPECIFICATIONS
* is the Door Type
Buyer No.
RN-27*N
RN-33*N
Factory No.
RFP-24*N….N
RFP-301*N….N
2
1-2. Interior Parts
1-2-1. RN-271 model
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)
1
2
3
4
7
10
5
6
9
10
10
11
12
13
8
3
1-2. Interior Parts
1-2-2. RN-331 model
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
4
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
- Features are model dependent ( Below is RN-271 model )
1
2
4
3
5 8 9 10 11
12
13
6 7
5
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
6
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
* Features are model dependent
( Below is RN-271 model )
Refrigerator Dial 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℃
7
1-6. Wiring Diagram
1. SPECIFICATIONS
8
1.7. Main PCB Circuit Diagram
1. SPECIFICATIONS
9
2. FUNCTIONS
-PCB Volume
CONTROL OBJECT
INPUT
- Turn 'DIAL KNOB' on the 'COVER M/FLOW
DUCT'.
2-1. "PCB VOLUME" Control
PCB VOLUME
R SENSOR
DIAL KNOB
- Features are model dependent ( Below is RN-271 model )
<'COVER M/FLOW DUCT AS': Air Duct Device in the Refrigerating Compartment>
- Temperature is controlled by "PCB Volume" assembled with "Dial Knob".
- 12step(0step ~ 11step) mode of successive temperature mode
- Each model is diffrent using range.
RN_271 Model: step 0 ~ step 10
RN_331 Model: step 1 ~ step 11
10
2. FUNCTIONS
A. COMP and FAN will be controlled by the on/off condition of each mode.
B. Temperature Difference of Refrigerator each step :
C. Temperature of Refrigerator at Mid-'Dial Knob' OFF point :
- RN_271 Model : -3.16℃,
- RN_331 Model: -3.83℃
D. Refrigerator ON/OFF Temp.
Difference: 8.0C
E. Temperature of Freezer Control
-It will be only controlled by using “KNOB F LOUVER” in the Freezer Comaprtment.
- COMPRESSOR
- FAN
CONTROL OBJECT
INPUT
- Turn 'DIAL KNOB'
- R sensor
2-2. Temperature Control of Refrigerator Compartment
0 1 2 3 4 5 6 7 8 9 10
8.19
7.52
6.85
6.18
5.51
4.84
4.17
3.5
2.83
2.16
1.49
0.19
-0.48
-1.15
-1.82
-2.49
-3.16
-3.83
-4.5
-5.17
-5.84
-6.51
11
0.82
-7.18
OFF(℃)
ON(℃)
STEP
Mid- 'Dial Knob': RN_271 Model
Mid-'Dial Knob': RN_331 Model
11
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