Daewoo FR-490P Service Manual

SERVICE MANUAL

Refrigerator

MODEL

YODA-490

S/N No.: FR490P0011

DAEWOO ELECTRONICS CO., LTD.

CONTENTS

1. Specification

1

2. External view

1

3. Name of parts & wiring diagram

2

4. Air flow diagram

3

5. Refrigerant cycle diagram

4

6. Wiring diagram-actual layout

5

7. Methods of exchanging main parts

6

8. Electronic Function

16

9. Trouble shooting produre

21

10. Cycle repare flow chart

25

11. How to judge cooling cycle problem

26

12. Machine room view and part list

27

13. Welding

28

14. Parts list

29

15. Exploded views

31

1. SPECIFCATION

# FR-490P

Model Name FR-490P Refirgerant Cooling System Refirgeration System Defrost System Defrost Operation Cold Control

Freezer (L)

Capacity

External

Dimension

Refrigertor (L) TOTAL(L)

Hieght (mm) Width (mm) Depth (mm)

Net Weight(Kg)

2. EXTERNAL VIEWS

R-12:135g R-134a:105g

Fan Cooling Convection Type

Air Forced Convection

Forced Fin-Evaporator Type

Automatic Start & Stop

Adjustable

111 299 410

1771

750 642

76

# FR-490P

740

580

750

1356.5

569

10

1070

750

6

1771

16 24

510.5

60

1020.5

740

140

750

1

3. NAME OF PARTS & WIRING DIAGRAM

# NAME OF PARTS

# WIRING DIAGRAM

2

4. AIR FLOW DIAGRAM

-16 ~ -18

ABC

-16 ~ -18

-17 ~ -19

2 ~ 4

1 ~ 3

2 ~ 4

2 ~ 3

2 ~ 4

5 ~ 7

3 ~ 5

# FR-490P

Freezer door pocket

Do not put ice cream or frozen food in freezer door pocket to store for a long team. Opening and shutting the door can rise up the temperature.

Cold air absobing duct

Freezer room

Do not put in any bottle such as beer or beverage because it can be frozen broken.

Do not place food in front of the duct because it is the trance 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.

Refrigerator 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 eash shelf space ("A","B" and "C" part). It can be frozen owing to the low temperature.

3

5. RFRIGERANT CYCLE DIAGRAM

# FR-490P

4

6. WIRING DIAGRAM-ACTUAL LAYOUT

5

7. METHODS OF EXCHANGING MAIN PARTS

1. F-PCB AS

1) Unscrew the fixing bolts(2ea) frow the bottom side of F-handle.

2) Separate the F-PCB AS from the F-handle with

pulling it down.

3) Disconnect the housing.

4) And replace F-PCB AS with new one.

6

2. Freezing room louver

1) Remove the F-louver by pulling forward with inserting screw driver into the hole of F-louver.

2) Assemble it by pressing triangle shape ( ) by hand.

Methods of exchanging main parts

3. Louver insulator

1) Remove the louver insulator by pulling forward with case by hand so as not to break it.

4. Bi-metal

1) Cut off the cable tie.

2) Take out the bimetal.

Cable tie

Bi-metal

7

5. Temperature fuse

1) Remove the temperature fuse out of evaporator pipe by screw driver.

Methods of exchanging main parts

Tamp Fuse

6. Defrost heater

1) Unscrew the 2 screws securing the evapoator.

Black / Gray

Tamp Fuse Fastrner

2) Pull the accumulator slightly to the arrow direction.

8

Evaporator fastening screw