Daewoo version2.0 Service Manual
S/M No. : VERSION 2.0
Service Manual
Refrigerator
FR-521/551NT/NB
FR-780/820NT/NB FR-860NA
FR-630/662/700NT/NB
DAEWOO ELECTRONICS CO., LTD.
http : //svc.dwe.co.kr Nov. 1999
SAFETY AND PRECAUTIONS
1) For starters, be sure to check any chances of the leakage of electricity.
2) You could handle a part in the vicinity of electricity after unplugging.
3) You should put on rubber glovers to prevent an electric shock on operation test.
4) Make sure the rated current, voltage, capacity before using an instrument.
5) Keep your wet hands away from the metal goods in the freezer compartment not to be frostbitten.
6) Be careful not to let water to permeate the electric part in the machine room.
7) With the door open during your working, you might be damaged by that door.
8) You should give a title to the refrigerator for your safe after removing the breakable goods inside the refrigerator.
9) You'd better use cotton gloves if you fix it up around the evaporator.
TABLE OF CONTENTS
1. SPECIFICATIONS ......................................................................................................................... 2
1. OUTLINE ..................................................................................................................................... 2
2.
NAME OF PARTS ......................................................................................................................... 3
3. AIR FLOW
4.
REFRIGRANT CYCLE DIAGRAM ................................................................................................ 8
5.
CIRCUIT DIAGRAM ...................................................................................................................... 9
6.
ELECTRIC PARTS ........................................................................................................................ 11
1. COMPRESSOR ......................................................................................................................... 11
2. RELAY ........................................................................................................................................ 12
3. STARTING CAPACITOR ........................................................................................................... 13
4. RUNNING CAPACITOR ............................................................................................................ 13
5. C-FAN MOTER .......................................................................................................................... 14
6. F-FAN MOTER .......................................................................................................................... 14
7. R-FAN MOTER .......................................................................................................................... 15
8. DEFROST HEATER .................................................................................................................. 15
9. LAMP ASSEMBLY ..................................................................................................................... 16
10. FUSE ......................................................................................................................................... 16
11. THERO FUSE ............................................................................................................................ 16
12. PCB TRANSFORMER ............................................................................................................... 16
13. MAIN PCB ASSEMBLY ............................................................................................................. 17
14. DOOR S/W ................................................................................................................................ 17
15. DRYER ...................................................................................................................................... 17
16. R-SENSER ................................................................................................................................ 18
17. POWER CORD ......................................................................................................................... 19
7.
CABINET AND DOOR COLOR SPECIFICATION ........................................................................ 20
8.
EXPLODED VIEW AND PARTS LIST .......................................................................................... 22
1. TOTAL EXPLODED VIEW ......................................................................................... 22,27,32,37
2. TOTAL PARTS LIST .................................................................................................. 23,28,33,38
9.
MACHINE ROOM .......................................................................................................................... 42
DIAGRAM ................................................................................................................. 5
1
1. SPECIFICATION
1. OUTLINE
DIVISION CONTENTS
MODEL NAME FR-521NT/NB FR-551NT/NB
USABLE CAPACITY FREEZER 125
REFRIGERATOR
TOTAL
EXTERNAL DIMENSION WIDTH 757 mm 757 mm 818 mm 818 mm 818 mm
DEPTH 750 mm 750 mm 752 mm 782 mm 812 mm
HEIGHT 1749 mm 1809 mm 1818 mm 1818 mm 1818 mm
REFRIGENT R12 160 g 160 g 170 g
R134a 130 g 130 g 140 g
COOLING & CONTROL
SYSTEM
NET WEIGHT 71 kg 72 kg 85 kg 92 kg 95 kg
COOLING SYSTEM Fan Cooling System
DEFROST SYSTEM Fin Evaporator Force
DEFORST CONTROL Automatic Start & Stop
319 355 366 377 398
444 480 504 524 554
125 138 147 156
FR-630NT/NB FR-662NT/NB FR-700NT/NB
DIVISION CONTENTS
MODEL NAME FR-780NT/NB FR-820NT/NB FR-860NA
USABLE CAPACITY FREEZER
REFRIGERATOR
TOTAL
EXTERNAL DIMENSION WIDTH 884 mm 884 mm 884 mm
DEPTH 786 mm 821 mm 831 mm
HEIGHT 1831 mm 1831 mm 1831 mm
REFRIGENT R12 190 g 190 g 190 g
R134a 150 g 150 g 150 g
COOLING & CONTROL
SYSTEM
NET WEIGHT 102 kg 106 kg 107 kg
COOLING SYSTEM Fan Cooling System
DEFROST SYSTEM Fin Evaporator Force
DEFORST CONTROL Automatic Start & Stop
170 185 189
419 449 457
589 643 646
2
2. NAME OF PARTS
1. FR-521,551NT/NB
1
Freezer Compartment Lamp
2
Shell Freezer & Icr Tray
3
Case Icing
4
Temperature Controller
( Freezer Compartment )
5
Refrigerator Compartment Lamp
7
Fresh Case
8
Shell Refrigerator
9
Cover Vegetable
Case Vegetable
10
11
Front Grille
12
Adjustable Foot
13
Freezer Pocket
Egg Pocket
14
Egg Tray
15
16
Bottle Pocket
17
Multi Pocket
18
Multi Pocket
2. FR-630,662,700NT/NB
Freezer Compartment Lamp
1
2
Shelf Ffreezer
Case Icing
3
4
Guide Icing
Ice Box
5
6
Refrigerator Compartment Lamp
7
Cover Cubic Duct
8
Fresh Case
Shelf Refrigerator
9
Deodorant
10
Cover Vegetable
11
Case Vegetable(B)
12
Case Vegetable(A)
13
Guide Vegetable
14
Front Grille
15
16
Adjustable Foot
17
Freezer Pocket Top
18
Freezer Pocket Under
19
Egg Pocket
20
Egg Tray
21
Guide Bottle
22
Bottle Pocket
23
Multi Pocket
24
Multi Pocket
3
NAME OF PARTS
3. FR-780,820NT/NB
Freezer Compartment Lamp
1
Shelf Ffreezer
2
Case Icing
3
Guide Icing
4
Ice Box
5
Deodorant
6
Chilled Door
7
Refrigerator Compartment Lamp
8
Case Chilled
9
Shelf Refrigerator
10
Cover Vegetable
11
Case Vegetable(B)
12
Case Vegetable(A)
13
Guide Vegetable
14
Front Grille
15
Adjustable Foot
16
Freezer Pocket Top
17
Freezer Pocket Under
18
Egg Pocket
19
Egg Tray
20
Guide Bottle
21
Bottle Pocket
22
Multi Pocket
23
Multi Pocket
24
4. FR-860NA
Freezer Compartment Lamp
1
2
Shelf Ffreezer
Case Iec Maker
3
Cover Iec Maker
4
Ice Maker
5
Ice Box
6
Deodorant
7
Door Water Supply
8
Case Water Supply
9
Door Chilled Case
10
Case Chilled
11
Freshfood Compartment Lamp
12
Shelf Refrigerator
13
Cover Vegetable
14
Case Vegetable
15
16
Adjustable Foot
17
Freezer Pocket Top
18
Freezer Pocket Under
19
Egg Pocket
20
Egg Tray
21
Bottle Pocket
22
Multi Pocket
23
Multi Pocket
4
3. AIR FLOW DIAGRAM
1. FR-521,551NT
/NB
5
AIR FLOW DIAGRAM
2. FR-780,820NT/NB,860NA
Freezer pocket
Please don’t put long term storing
items such as ice cream etc.
It might be melted because of
opening the door freguently.
Inlet of cooling air
It should not be
blocked with food etc. as it is
the inlet where cooling air
returns.
Refrigerator pocket
It is good for the storage of beer and beverage etc.
Freezer
Pleas don’t put bottles such as beer,
beverage etc.
It might be broken because of freezing.
Multiple outlet of cooling air.
Please don’t put in vegetable etc.
which contain moisture. It might be
frozen because of low temperature.
Refrigerator pocket
It is good for the storage of beer
and beverage etc.
Crisper
It is suitable to store vegetable
and fruit. The moisture panel which
is attached to the cover maintains
the humidity properly.
Vegetable and fruit would be better to
be packed with clean wrap foils.
6
3. FR-630,662,700NT/NB
Freezer pocket
Please don’t put long term storing
items such as ice cream etc.
It might be melted because of
opening the door freguently.
AIR FLOW DIAGRAM
Freezer
Pleas don’t put bottles such as beer,
beverage etc.
It might be broken because of freezing.
Chilled room
It is good for the storage of
fishes and meats.
Crisper
It is suitable to store vegetable and
fruit.
The moisture panel which is attached
to the cover humidity properly.
Vegetable and fruit would be better to be
parked with clean wrap foils.
Multiple outlet of cooling air.
Please don’t put in vegetable etc. which
contain moisture. It might be frozen
because of low temperature.
Inlet of cooling air
It should not be blocked with
food etc. as it is the inlet where
cooling air returns.
7
4. REFRIGRANT CYCLE DIAGRAM
C
A
C
O
M
P
R
E
S
S
O
R
H
O
T
P
I
P
E
W
I
C
O
N
D
R
Y
E
R
P
I
L
L
A
R
Y
T
U
B
E
8
E
V
A
P
O
R
A
T
O
R
A
C
C
U
M
U
L
A
T
O
R
S
U
C
P
I
P
E
5. CIRCUIT DIAGRAM ( FR-521,551NT/NB )
9
5. CIRCUIT DIAGRAM ( FR-630,662,700,780,820NT/NB,860NA
)
10
7. ELECTRIC PARTS
1. COMPRESSOR
(1) FR-521/551NT/NB
REFRIGEANT R12
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X X X X SL28YE-5 PL23YH-4 SL28YE-5 SL28YE-5
PART CODE X X X X 3954128A50 3956123P40 3954128A50 3954128A50
STARING TYPE X X X X RSIR RSCR RSIR RSIR
REFRIGEANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X HBL25YG-3 X X HPL26YH-5 X HPL26YH-5 HPL26YH-5
PART CODE X 3952125R30 X X 3956126S50 X 3956126S50 3956126S50
STARING TYPE X CSR X X RSCR X RSCR RSCR
(2)FR-630/662/700NT/NB
REFRIGEANT R12
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X X X X SL28YE-5 PL23YH-4 SL28YE-5 SL28YE-5
PART CODE X X X X 3954128A50 3956123G40 3954128A50 3954128A50
STARING TYPE X X X X RSIR RSCR RSIR RSIR
REFRIGEANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X HBL25YG-3 X X HPL26YH-5 X HPL26YH-5 HPL26YH-5
PART CODE X 3952125R30 X X 3956126S50 X 3956126S50 3956126S50
STARING TYPE X CSR X X RSCR X RSCR 3956126S50
(3)FR-780,820NT/NB, 860NA
REFRIGEANT R12
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X X X
PART CODE X X X
BL25YG-2 SL30YG-5 PL25YH-4 SL30YG-5 SL30YG-5
3952125R20 3954130R51 3956125P40 3954130R51 3954130R51
STARING TYPE X X X X RSIR RSCR RSIR RSIR
REFRIGEANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
COMP MODEL X HBL25YG-3 X X HPL26YH-5 X HPL26YH-5 HPL26YH-5
PART CODE X 3952125R30 X X 3956126S50 X 3956126S50 3956126S50
STARING TYPE X CSR X X RSCR X RSCR RSCR
11
ELECTRIC PARTS
2. RELAY
(1) FR-521/551NT/NB
REFRIGERANT R12
VOLTAGE ( V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME
PART CODE
PTC RESIS-TANCE
OVER LOAD TYPE NAME
REFRIGERANT R134a
VOLTAGE ( V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME X 783NHBZZ-52 X X 197NHBYY-52 X 197NHBYY-52 197NHBYY-52
PART CODE X 3018119390 X X 3018119920 X 3018119920 3018119920
PTC RESIS-TANCE X S220 X X S330 X S330 S330
OVER LOAD TYPE NAME X 783NHB X X 197NHB X 197NHB 197NHB
(2) FR-630/662/700NT/NB
X X X X
X X X X
X X X X
X X X X
276THBYY-52 181SHBYY-52 276THBYY-52 276THBYY-52
3018119940 3018116610 3018119940 3018119940
S220 S330 S220 S220
276THB 181SHB 276THB 276THB
REFRIGERANT R12
VOLTAGE ( V/HZ) 100 /50,60 110 / 60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME
PART CODE
PTC RESIS-TANCE
OVER LOAD TYPE NAME
X X X X
X X X X
X X X X
X X X X
276THBYY-52 181SHBYY-52 276THBYY-52 276THBYY-52
3018119940 3018116610 3018119940 3018119940
S220 S330 S220 S220
276THB 181SHB 276THB 276THB
REFRIGERANT R134a
VOLTAGE ( V/HZ) 100 /50,60 110 / 60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME X 783NHBZZ-52 X X 197NHBYY-52 X 197NHBYY-52 197NHBYY-52
PART CODE X 3018119390 X X 3018119920 X 3018119920 3018119920
PTC RESIS-TANCE X S220 X X S330 X S330 S330
OVER LOAD TYPE NAME X 783NHB X X 197NHB X 197NHB 197NHB
(3) FR-780,820NT/NB, 860NA
REFRIGERANT R12
VOLTAGE ( V/HZ) 100 /50,60 110 / 60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME
PART CODE
PTC RESIS-TANCE
OVER LOAD TYPE NAME
REFRIGERANT R134a
VOLTAGE ( V/HZ) 100 /50,60 110 / 60 115,120/60 127/60 220/50 220 / 60 230 / 60 240 / 50
ASSY TYPE NAME X 783NHBZZ-52 X X 197NHBYY-52 X 197NHBYY-52 197NHBYY-52
PART CODE X 3018119390 X X 3018119920 X 3018119920 3018119920
PTC RESIS-TANCE X S220 X X S330 X S330 S330
OVER LOAD TYPE NAME X 783NHB X X 197NHB X 197NHB 197NHB
X X X
X X X
X X X
X X X
414THBYY-52 276THBYY-52 197SHBYY-52 276THBYY-52 276THBYY-52
3018119460 3018119350 3018118100 3018119950 3018119350
S220 S220 S330 S220 S220
414THB 276THB 197SHB 276THB 276THB
12
ELECTRIC PARTS
3. STARTING CAPACITOR
(1) FR-521/551NT/NB
REFRIGERANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
PART CODE X 3016400100 X X X X X X
RATED VOLTAE X 100V X X X X X X
RATED CAPACITANCE X
100uF
(2) FR-630/662/700NT
REFRIGERANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
PART CODE X 3016400100 X X X X X X
RATED VOLTAE X 200V X X X X X X
RATED CAPACITANCE X
100uF
(2) FR-780,820NT/NB, 860NA
X X X X X X
X X X X X X
REFRIGERANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
PART CODE X 3016400100 X X X X X X
RATED VOLTAE X 200V X X X X X X
RATED CAPACITANCE X
100uF
X X X X X X
4. RUNNING CAPACITOR
(1) FR-521,551,630,662,700NT/NB
REFRIGERANT R12
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
PART CODE X
RATED VOLTAE X X X X X 350V X X
RATED CAPACITANCE X X X X X
REFRIGERANT R134a
VOLTAGE(V/HZ) 100/50,60 110/60 115,120/60 127/60 220/50 220/60 230/50 240/50
PART CODE
RATED VOLTAE X 300V X X 400V X 400V 400V
RATED CAPACITANCE X 7uF X X 4uF X 4uF 4uF
X 3816800400
X
X X X 400EL15110 X X
5uF
X
X
3016401900
X
X X
3016401900 3016401900
13
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