Samsung SFR-A21NFA User manual

Model : SFR-A21NFA

REFRIGERATOR CONTENTS

1. Safety Precautions and warnings

2. Product specifications

3. Circuit Diagram

4. Specification of Electric Components

5. Product structure & Temperature

adjustment

6. Product Dimension

7. Refrigerant Gas Circulation Diagram

8. How to replace main components

9. How to change the direction of door

open

10. Exploded view & Parts list

ELECTRONICS

Samsung Electronics Co., Ltd

Jul, 1998

Printed in Korea

Samsung Electronics 1

1. Safety precautions and warnings

Read all instructions before using this appliancein order to avoid riskofaccident or possibledamage.

Warning/Caution Description of symbols

Indicates prohibition

Do not disassemble

Do not contact

Adhere the instruction strictly

Unplug from the electrical outlet

Earth the appliance to avoid the

risk of an electric shock

Do not plug multiple

electrical appliances into the

same outlet.

• This may cause abnormal

heating or a fire hazard.

Do not attempt to make

repairs yourself.

•

This could lead to fire hazard or

abnormal operation causing

severe personal injury.

Make sure the power cord is

not crushed or damaged.

•

Repair immediately all power

cords or outlets that have

become frayed or otherwise

damaged.

Check the operating

environment.

• Do not install the refrigerator

in a humid (with

condensation) location or on

an unstable surface.

Do not use the refrigerator if it is not operating correctly or

has been damaged. Disconnect it from the power supply

and call your local service center.

•

If the power cord is damaged, avoid a

hazard by replacing it through the

manufacturer or its service agent or a

similarly qualified person.

Warning This symbol is intended to

alert the user to the

possible death or injury.

Caution This symbol is intended to

alert the user to the

possible injury or damage.

Warning

Prohibition Do not disassemble

2 Samsung Electronics

Caution

Do not store bottled food or

drinks in the freezing

compartment.

• Bottles may explode

causing personal injury.

Do not store anything other

than food in the refrigerator.

• Medical supplies which need

to be under strict temperature

control should not be stored

in the refrigerator.

Do not put anything on top of

the refrigerator.

• Opening or closing the door

may trigger loose items to

slip and cause injury.

When servicing the

refrigerator, completely

remove dust or foreign

substances from the housing,

electric connections and etc.

• This can protect against the

risk of fire hazard caused by

tracking and short circuit.

When replacing electric

components, be sure to use

rated components.

• Check the model, rated

voltage, rated current,

operating temperature etc.

of the component.

When servicing the

refrigerator, completely

remove dust or foreign

substances from the housing,

electric connections and etc.

• This can protect against the risk

of fire hazard caused by tracking

and short circuit.

After servicing the

refrigerator, be sure to check

the components are

reassembled in a correct

manner.

•

The serviced unit should be

reassembled and returned to

its original assembly state.

Prohibition

Prohibition Prohibition

Samsung Electronics 3

2. Product Specifications

SFR-A21NFA

180λ

590mm×600mm×1230mm

110V / 60HZ, 220V / 50~60HZ

Direct cooling type

R-134a

130gr

ITEM

Model name

Net Capacity

Net dimension(Width x length x height)

Rated voltage & frequency

Type of freezer

Refrigerant

Refrigerant package amount

SPECIFICATION

3. Circuit Diagram

MODEL NAME : SFR-A21NFA

Power : 110V / 60HZPower : 220V / 50~60HZ

GRY

S/BLU

GRY

GRY GRY

COMPRESSOR

P.T.C RELAY OVER LOAD

PROTECTOR

CONDENSER STARTING

GRY S/BLU

GRY BLK

CONDENSER RUNNING

RED

POWER SWITCH

BLK

Super S/W

YEL

THERMOSTAT

GRY

S/BLU

GRY

GRY GRY

GRY S/BLU

COMPRESSOR

P.T.C RELAY OVER LOAD

PROTECTOR

CONDENSER RUNNING

RED

POWER SWITCH

BLK

Super S/W

YEL

THERMOSTAT

GRY : GRAY YEL : YELLOW BLK : BLACK RED : RED S/BLU : SKY BLUE

1 3

GYR

LLL

1 3

GYR

LLL

4 Samsung Electronics

4. Specifications of Electric Components

ITEM

Model name

Capability of freezer

Net Weight

SPECIFICATIONS

Cooler

Condenser

Dryer

Capillary tube

Refrigerant

Model name

Rated Voltage & Frequency

Starting type

Oil

Compressor

Model name

Operation

Model name

Starting Relay

Dial location

Colder

Normal

Cold

Model

Thermostat

On temp

Off temp

Overload

Relay

Earth Screw

Running

Starting

Specifications

Capacitor

SFR-A21NFA

(4 STAR)

53 kg

FREOL α15C 200CC

PIPE CAULKING TYPE

CLUSTER TYPE(HOT-LINE BUILT-IN)

MOLECULARSIEVE

5.7/12Kg/cm2, 2.5m

R-134a

ON(˚C)

–24.6 ±2

–20.5 ±1.5

–16.3 ±2

OFF(˚C)

–30.4 ±2

–25.5 ±1.5

–20.7 ±2

WARNING ON/OFF

–18.5 ±2

–15.0 ±2

–12.7 ±2

PTHAS-T100M200B

10Ω±20%

4TM427PHBYY-53

69 ±9˚C

125 ±5˚C

250VAC/12µF

125VAC/100µF

BSBN(BRASS SCREW) M4x10

PTHAS-T330M385D

33Ω±20%

4TM265RHBYY-53

69 ±9˚C

125 ±5˚C

350VAC/3.5µF

SD162C-LIW

110V/60HZ

CSR

SD162H-LIU

220V/50~60HZ

RSCR

Freezing components

Electric Components

Samsung Electronics 5

5. Product structure & Temperature adjustment

When adjusting temperature,

insert and turn the coin

in the thermostat.

Control panel

Power Super Super Power

Colder If the freezer does not cooling well and the amount

of frozen food is much

•

Turn the thermostat to the end of the right.

•

It is recommended to use when the temperature is

high like summer. When the room temperature is

high, the temperature of freezer is also high.

Stop It you do not want to use the (this) unit

•

Turn the power off by pressing the power button

•

All of the front display lamps are out.

•

They should be confirmed.

•

Turn the power on in more than 5 minutes after power-

off(If the power is immediately turned on after power-

off, trouble could be caused by operation by force.

Super If the amount of frozen food is much, quick ice

making or quick freezing is required.

•

Press the super freezing H button

(Yellow display lamp is on)

•

Turn it off by pressing the button when the inside

of freezer is frozen fully. Power consumption can

be reduced.

Normal It is recommended at normal status

•

Adjust the thermostat to the center.

Cold If the amount of frozen food is small

•

Turn the thermostat to the end of the left

•

It is recommended when the amount of foodstuff

is small like spring, fall and winter.

Power

Super

Ice Making

compartment

Drawer 1

Drawer 2

Drawer 3

Drawer 4

Drawer 5

Stored foodstuff

display dial. Drain

Label displaying the available

period for frozen food.

Control Knob

100

6 Samsung Electronics

6. Product Dimension

Samsung Electronics 7

7. Refrigerant Gas Circulation Diagram

( Kinds of welding )

: 25% silver solder welding

: 0% silver solder welding

: FLASH BUTT welding

(AI+Cu)

: ARGON welding

(AI+AI)

Condenser Hot pipe

Capillary tube

Dryer

Compressor Suction pipe

Evaporator

Refrigerant charging tube

8 Samsung Electronics

8. How to replace main components

8-1 Thermostat replacement

(1) Pull the power cord out from the outlet

(2) Open the door and take out the compartments 1 and 2

(3) Remove the thermostat sensor (“K” part)

(4) Remove the thermostat box from the back of freezer

(5) Remove the wire from the thermostat

(6) Disassemble the condenser plate and remove the thermostat from the freezer

(7) Reassemble them in opposite order of disassembly

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