Samsung SH09ZW8X, SH12ZWHDX, UQ09W8WE, UQ12WHWED, UQ12WHWE Service Manual

ROOM AIR CONDITIONER

AQ09W8WE UQ09W8WE

SH12ZWHD SH12ZWHDX

SH09ZW8X

INDOOR UNIT

AQ12WHWE

AQ12WHWED UQ12WHWED

SH09ZW8

SERVICE

OUTDOOR UNIT

UQ12WHWE

Manual

CONTENTSAIR CONDITIONER

1. Product Specifications

2. Disassembly and Reassembly

3. Refrigerating Cycle Diagram

4. Set Up the Model Option

5. Troubleshooting

6. Exploded Views and Parts List

7. Block Diagram

8. Wiring Diagram

9. Schematic Diagram

1. Product Specifications

1-1 Table

Item

Type

Cooling -

g -

Heati

n

Dehumidify

Air Volume

Perfor­mance

Noise

Energ

Powe

Powe

Operating Current

Power

Powe

Startin

Powe

Oute

Weight(Net) kg

Refrigeran

Drai

Size

Compress

Oi

Blow

Hea

t Exchanger

Refrigeran

Freeze

r Oil Capacity cc

Refrigeran

Protectio

n Device(OLP)

Coolin

g Test Condition

Maximu

m Operation Condition

ing l/h

Cooli

Heating

Cooli

Heati

y Efficiency Ratio

V-Hz

r

Consumption

r

r Factor

g Current A

r Cord Number of Core Wire

r Dimension

t Pipe

n Hose D x L(mm)

Type

o

r Motor Type

l Type

Type

er Motor Type

t Control Unit

t to Change(R410A) g

Cooling

Heati

Cooli

Heating

Cooli

Heati

Cooli

Heating

Leng

Capaci

h x Height

Widt

x Depth

Liquid mm x L(m)

GAS mm x L(m)

d Output

Rate

d Output W

Rate

Model

g

n

ng

ng

ng

n

g

n

g

ng

ng

th m

ty A

m3/min

dB

mm

inch

AQ12WHWE[D]/SH12ZWHD(X) AQ09W8WE/SH09ZW8(X)

Indoor

Indoor unit Outdoor unit

Wall-mounted

12000 BTU/h 2600

13000 BTU/h 2900

1.2 0

8.3 - 7.5 -

8.3 - 8.0 -

41 / 39

/ 37 53 / 53 38 / 36 / 34 51 / 51

41 / 39 / 37 53 / 53 38 / 36 / 34 51 / 51

-

W

A

%

825 x 285 x 189 720 x 548 x 265 825 x 285 x 189 660 x 475 x 242

32.5 x 11.2 x 7.44 28.4 x 21.6x 10.4 32.5 x 11.2 x 7.44 26.0 x 18.7 x 9.53

Cross-fl

2RO

INDOOR UNIT : DB27˚C WB19˚C OUTDOOR UNIT : DB35˚C WB24˚C

INDOOR

10 BTU/h 2.68 W

11.02 BTU/h 3.22 W

/ 240-50 1-220 / 240-50

1-22

0

1200 9

1180 900

5.3 4

5.2 4

94.34

94.55 97

-

2 2

3 3

0V-10A 250V-10A

25

8.1 33.2 7.8 26.0

ø12.7 x 5.0 9.52 x 5.0

ø6.35x 5.0 6.35 x 5.0

ø1

8 x 550 18 x 550

48D129JUAEL 44B102JXA

- -

1206 10

SUNISO-467SD/NOC

ow Propeller

ste

el steel

15 50

W 14STEP 1ROW 20STEP 2ROW 10STEP 1ROW 18STEP

CAPIL

LARY TUBE CAPILLARY TUBE

600 3

870 650

RBC12074-12500 RBC121

UNIT : DB32˚C WB23˚C OUTDOOR UNIT : DB43˚C WB26˚C

unit Outdoor unit

Wall-mounted

W

W

9

.

/W

/W

70

3

.

.0

98

.8

-

ø

ø

ø

L

E

05

SUNISO-467SD/NOC

Cross-flow Propeller

ste

el steel

15 50

60

88-12500

1Samsung Electronics

2. Disassembly and Reassembly

Stop operation of the air conditioner and remove the power cord before repairing the unit.

2-1 Indoor Unit

No Parts Procedure Remark

1 Front Grille

1) Stop the air conditioner operation and
block the main power.

2) Open the Front Grille by pulling right and
left sides of the hook.

3) Loosen 1 of the right screw and detach
the Terminal Cover.

4) Detach the thermistor from the Front
Grille.

5) Loosen 2 fixing screws of Front Grille.

Samsung Electronics2

Disassembly and Reassembly

No Parts Procedure Remark

6) Unlock 2 hooks to fix Panel Front and
Tray Drain.

7) Unlock 3 hooks to fix Panel Front and
Back-Body.

2

Control-In

(Main PCB)

1) Take all the connector of PCB upper side
out. (Inclusion Power Cord)

2) Detach the outdoor unit connection wire
from the Terminal Block.

3) Loosen 4 fixing screws of Ass'y Control-In.

3

Tray Drain

1) Pull Tray Drain out from the Back Body.

3Samsung Electronics

Disassembly and Reassembly

No Parts Procedure Remark

4

Heat Exchanger

1) Loosen 2 fixing earth screws of right side.

2) Detach the Connection Pipe.

3) Detach the Holder Pipe at the rear side.

4) Loosen the 3 fixing screws of right and left
side.

5) Lifting the Heat Exchanger up a little to
push the up side for separation from the
indoor unit.

5

Fan Motor

&

Cross Fan

1) Loosen the fixing screw and detach the
Motor Holder.

2) Detach the Fan Motor from the Fan.

3) Detach the Fan From the left Holder
Bearing.

Samsung Electronics4

2-2 Outdoor Unit

No Parts Procedure Remark

1 Common Work

1) Loosen each 3 fixing screws on both right
and left Cabinet-Side edge and a fixing
screw on the Cabinet-Front lower to detach
the Cabinet-Front.

2) Loosen 2 fixing screws of the
Ass'y-Control.

3) Loosen 6 fixing screws of the Cabinet-Side
RH.

4) Loosen 2 fixing screws of the Cabinet-Side
LF.

5Samsung Electronics

Disassembly and Reassembly

No Parts Procedure Remark

5) Loosen 1 fixing Cable-Tie of the Cabinet-Side
LF.

2

Fan

& Motor

1) Detach the Nut Flange.(Turn counterclock­wise

because the screw is right-handed)

Detach the Fan.

2)

3) Loosen 4 fixing screws to detach

Motor.

the

Exchanger

Heat

3

1) Loosen 2 fixing screws on both sides.

2) Disassemble the pipe in both inlet and

with welding torch.

outlet

3) Detach the Heat Exchanger.

4

Compressor

1) Loosen the Terminal Cover nut to open the
Terminal

2) Disassemble the cloth sound felt.

3) Disassemble the pipe in both inlet and
outlet
torch.

4)

Disassemble the pipe in both inlet and

outlet

5)

Loosen the 3 bolts at the bottom.

6)

Detach the Compressor.

Cover.

of the Compressor with welding

of the Condenser with welding torch.

Samsung Electronics6

No Parts Procedure Remark

1Common Work

1)

Loosen 2 fixing screws on the Cover

Valve and

take off the Cover Valve.

2)

Loosen 1 fixing screws of the Cover Control

and take off the Cover Control.

3) Loosen 8 fixing screws of the Cabi-Front
and take off the Cabi-Front.

4)

Loosen the fixing screws of the Assy Control

Out.

5) Loosen the fixing screws of the Assy
Cabi-side and take off the Cabi-side.

2-3 Outdoor Unit

7Samsung Electronics

Disassembly and Reassembly

No Parts Procedure Remark

2

3

4

Fan

&

Motor

Heat

Exchanger

Compressor

1) Detach the Nut Flange.(Turn counterclock­wise

because the screw is right-handed)

2) Detach the Fan.

1 ) Loosen 4 fixing screws to detach

the

Motor.

1) Loosen 2 fixing screws on both sides.

2) Disassemble the pipe in both inlet and

outlet

with welding torch.

3) Detach the Heat Exchanger.

1) Loosen the Terminal Cover nut to open the
Terminal

Cover.

2) Disassemble the cloth sound felt.

3) Disassemble the pipe in both inlet and
outlet

of the Compressor with welding

torch.

4)

Disassemble the pipe in both inlet and

outlet

of the Condenser with welding torch.

1)

Loosen the 3 bolts at the bottom.

2)

Detach the Compressor.

2 ) Loosen 2 fixing screws to detach

the the Bracket of Motor.

.

Samsung Electronics8

Cooling
Heating

Gas Leak Check Polnt

3. Refrigerating Cycle Diagram

3-1 Refrigerating Cycle Diagram

Indoor Unit

Heat
Exchanger
(Evaporator)

Outdoor Unit

T

1

Liquid side

Cross fan

T

2

Gas side

2-Way valve

3-Way valve

Capillary tube

✳Note

Check valve

Capillary tube

Heat
Exchanger
(Evaporator)

Propeller fan

4-Way valve

Compressor

9Samsung Electronics

4. Set Up the Model Option

4-1 Setting Option Setup Method

ex) Option No. :

Step 1 : Enter the Option Setup mode.

st

1

nd

2

Take out the batteries of remote control.

Press the temperature button simultaneously and
insert the battery again.

rd

3

Make sure the remocon display shown as .

Step 2 : Enter the Option Setup mode and select your option according to the following procedure.

Feature Display

1

Setting Option SEG1.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

3

1,4 2,5

. . .

2

Setting Option SEG2.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

3

Change it into the set display of Option SEG3 and SEG4
with the button.

repeatedly.

repeatedly.

4

5

Setting Option SEG3.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

Setting Option SEG4.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

repeatedly.

repeatedly.

Samsung Electronics10

Feature Display

6,9

7,10 8,11

12

13 14

6

Change it into the set display of Option SEG5 and SEG6
with the button.

7

Setting Option SEG5.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

8

Setting Option SEG6.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

9

Change it into the set display of Option SEG7 and SEG8
with the button.

Set Up the Model Option

repeatedly.

repeatedly.

10

Setting Option SEG7.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

11

Setting Option SEG8.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

12

Change it into the set display of Option SEG9 and SEG10
with the button.

13

Setting Option SEG9.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

14

Setting Option SEG10.
Push the button to set the display panel to .
Every time you push the button, the display panel reads

. . .

repeatedly.

repeatedly.

repeatedly.

repeatedly.

11Samsung Electronics