Daewoo FR-540N User manual

Service Manual
Refrigerator
Model:FR-540N
FR-540NT
DAEWOO ELECTRONICS CO., LTD.
S/M No. : FR540NT010
✔ Caution
: In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the
latest parts information,please refer to PPL(Parts Price List) in
Service Information Center (http://svc.dwe.co.kr).

1.Specification-----------------------------------------------------------------------------------------------1
2.External view ----------------------------------------------------------------------------------------------2
3.Wire diagram----------------------------------------------------------------------------------------------3
4.Name of parts----------------------------------------------------------------------------------------------4
5.Air flow diagram------------------------------------------------------------------------------------------5
6.Refrigerant cycle diagram-----------------------------------------------------------------------------7
7.Machine room view and part list--------------------------------------------------------------------8
8. Main components-----------------------------------------------------------------------------------------9
9. Door color specification -------------------------------------------------------------------------------13
10. Exploded view and parts list ------------------------------------------------------------------------16
11.Electronic function -------------------------------------------------------------------------------------22

1. SPECIFICATION
MODEL NAME FR-540N FR-540NT
Refirgerant R12 200g 200g
R134a 170g 170g
Cooling System Fan Cooling Convection
Refrigeration System AirForced Convection
Defrost System Fin EvaporatorForced
Defrost Operation Automatic Start& Stop
Cold Control Adjustable Button
Capacity
Freezer 119
 122 
Refrigerator 315
 332 
Total434
 454 
External
Dimension
Height 1768mm 1788mm
Width770mm768mm
Depth 700mm718mm
Net Weight 89Kg 89Kg

2. EXTERNAL VIEW
2
760
31.5595770
1422.5
700
533
770
568
11
1066 1768
121
712 2424
136 1015 511 22
24
60
760

3. WIRE DIAGRAM
3
F-SENSOR
D-SENSOR
R1-SENSOR
OR X 2
BL X 2
WH
GY
R-F/M
COMMON
D-HTR
COMP
DR S/W
F-F/M
HARNESS
14PIN
BL X 2
GY X 2
VT BK
BK
BL
YW
BK
WH
RD
BR
RD
WH
DEFROST HEATER
GY
TEMP
FUSE BL
BK X 4
FM
FMF-F/M
R-F/M
RD
BK
DR S/W
2134
BK
COMPRESSOR
BK
P-RELAY1 2
4
3
BR
L/BL
GN/YW
M A
PLUG
RD
R ROOM LAMP
BLBL YW
YW
RD
F ROOM LAMP
YW
F-PCB
M-PCB

4. NAME OF PARTS
4
1. FR-540N
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
20
21
16
1Freezer Lamp
2Freezer Shelf
3Case Icing
4Guide Icing
5Ice Box
6Chilled Door
7Chilled Case
8Deodorant
9Refrigerator Side Louver
10 Refrigerator Shelf
11 Cover Cubic Duct
12 Crisper Cover
13 Box Vegetable *L
14 Front Grille
15 Adjustable Foot
16 Box Vegetable *R
17 Freezer Pocket
18 Pocket(A)
19 Egg Case
20 Multi Pocket
21 Pocket(B)
2. FR-540NT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
20
21
16
1Freezer Lamp
2Freezer Shelf
3Case Icing
4Guide Icing
5Ice Box
6Chilled Door
7Chilled Case
8Deodorant
9Refrigerator Side Louver
10 Refrigerator Shelf
11 Cover Cubic Duct
12 Crisper Cover
13 Box Vegetable *L
14 Front Grille
15 Adjustable Foot
16 Box Vegetable *R
17 Freezer Pocket
18 Pocket(A)
19 Egg Case
20 Multi Pocket
21 Pocket(B)

5. AIR FLOW DIAGRAM
5
1. FR-540N
-16~-18
-16~-18
-17~-19
1~32~4
1~32~4
2~3
5~7
2~4
3~5
3~5 2~4
A
B
C
Freezer door pocket
Do not put ice cream or frozen
food in freezer door pocket to
store for a long term. Opening
and shutting the door can rise up
the temperature.
Cold air absorbing duct
Do not place food in front
of the duct because it is the
entrance of the cold air.
Refrigerator door pocket
Temperature is high even if the
pocket is in the middle.
When storing margarine or cheese
for one or two weeks, make use
of the refrigerator shelf.
Crisper
Suitable in storing fruits or
vegetable.
Wrapping can prevent from
dryness.
Freezer room
Do not put any bottle such as
beer or beverage because it can
be frozen and broken.
Refrigerating room
This model is multi-flow type
which flows out cold air from
each shelf space. The hot air
after making the refrigerator
cold, flows into cooling system
through the front upper part.
Do not put food having much
moisture at the middle part of
each shelf space ("A", "B" and
"C" part). It can be frozen owing
to the low temperature.

6
2. FR-540NT
-19ûC
-19ûC
-1~1ûC
-19ûC
1~3ûC
1~3ûC
3~5ûC
3~6ûC
Freezer pocket
Please don't put long term storing
items such as ice cream etc.
It might be melted because of
opening the door frequently.
Inlet of cooling air
It should not be blocked with food
etc. as it is the inlet where cooling
air returns.
Chilled room
It is good for the storage of fishes
and meats.
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.
Multiple outlet of cooling air
Please don't put in vegetable
etc, which contain moisture.
It might be frozen because of
low temperature.
Freezer
Please don't put bottles
such as beer, beverage etc.
It might be broken
because of freezing.

6. REFRIGERANT CYCLE DIAGRAM
7
FIN CROSS
EVA
SUC-PIPE
MAIN CAPI TUB.
ACCUM
HOT PIPE
DRYER
COMP
AUX-HOT PIPE
AUX-HOT PIPE
BACK PLATE PIPE
C
O
M
P
R
E
S
S
O
R
A
U
X
I
C
O
N
P
I
P
E
H
O
T
P
I
P
E
A
U
X
I
H
O
T
P
I
P
E
B
A
C
K
P
L
A
T
E
P
I
P
E
D
R
Y
E
R
C
A
P
I
T
U
B
E
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
COOLING PIPE

7. MACHINE ROOM VIEW AND PART LIST
8
13
6
5
8
21
16
19
15
18
17
1 2 3414
2210
9
12
20
11
7
NO PART NAME NO PART NAME NO PART NAME
1BASE COMPRESSOR 9DRYER 17 BIND WIRE
2COMPRESSOR 10 PIPE CON (SUC) 18 PLUG POWER AS
3ABSORBER COMPRESSOR 11 VIBRATIONPROOF GUM 19 SCREW MACHINE
4WASHER COMP. *T 12 PIPE CON (AUX) 20 PIPE CON (HOT)
5SWITCH P-RELAY AS 13 HOSE DRAIN (B) 21 TAPE OPP
6BAND RELAY 14 VIBRATIONPROOF MASS 22 PIPE CON (P.A)
7TAPE COTTON 15 SCREW TAPPING
8 PIPE SERVICE 16 COVER CONNECTOR