Samsung DH094EAM, UH094EAMC Service Manual

DUCT TYPE AIR CONDITIONER

INDOOR UNIT

DH094EAM

SERVICE

OUTDOOR UNIT

UH094EAMC

Manual

CONTENTSAIR CONDITIONER

1. Product Specifications

2. Disassembly and Reassembly

3. Refrigerating Cycle Diagram

4. Set Up the Model Option

5. Control Specification &

5. Troubleshooting

6. Exploded Views and Parts List

7. Block Diagram

8. Wiring Diagram

9. Schematic Diagram

1. Product Specifications

1-1 Table

MODEL

Capacity

Power Input

Running

Current

Indoor Unit

Outdoor Unit

INDOOR UNIT

OUTDOOR UNIT

Cooling

Heating

Power Supply

Cooling W

Heating W

Cooling A

Heating A

H.H r.p.m

Fan Speed

Air Flow

Noise Level(Hi)

(Sound Pressure)

Heat Exchanger

Fan

Dimensions W mm

Weight Net / Gross kg

Fan Speed

Air Flow(Hi)

Noise Level

(Sound Pressure)

Fan

Compressor

Hi r.p.m

Mid r.p.m

Low r.p.m

H.H m

Hi m

Mid m3/min

Low m

Cooling(Hi) dB(A)

Heating(Hi) dB(A)

Type

Row x Stages x Fin pitch

Type

Motor Output W

Hmm

Dmm

Hi r.p.m

Low r.p.m

Cooling(Hi) dB(A)

Heating(Hi) dB(A)

Type

Motor Output W

Type

Model

Motor Output kW

Protection

BTU/h

W

BTU/h

W

ø/V/Hz

3

/min

3

/min

3

/min

3

m

/min

DH094EAM

UH094EAMC

32,000

9,400

34,800

10,200

1/220~240/50

3,550

3,300

15.9

15.2

1,170

1,020

870

720

27

23

20

16

42

42

Slit

3 x 12 x 1.5mm

Sirocco

157

260

1,340

600

43 / 51

930

360

67

63

64

Propeller

122

Rotary

NN40VAAMT

2.7

Internal

1Samsung Electronics

Table(cont.)

MODEL

Outdoor Unit

Piping

INDOOR UNIT

OUTDOOR UNIT

Type

Refrigerant

Heat Exchanger

Dimensions W mm

Weight Net / Gross kg

Pipe O.D Size

Connection Method

Between

Charge g

Adding Charge g / m

Control

Type

Row x Stages x Fin pitch

H mm

Dmm

Liquid mm(inch)

Gas mm(inch)

Height m

Pipe Length m

DH094EAM

UH094EAMC

R410A

1,750

60

Elec.Expansion Valve

Louver

2 x 36 x 1.5

798

880

310

74 / 82

9.52(3/8")

15.88(5/8")

Flare

Max.15

Max.30

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1-2 Dimensions

1-2-1 Indoor Unit

(Unit : mm)

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Product Specifications

1-2-2 Outdoor Unit

(Unit : mm)

798

880

310

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1-3 Pressure Graph

■ DH094EAM/ UH094EAMC

10.0

9.5

9.0

G)

2

8.5

8.0

7.5

7.0

6.5

Low Pressure (kgf/cm

6.0

5.5
15 20 25 30 35 40 45

Cooling Mode

37.0

35.0

33.0

G)

2

31.0

29.0

27.0

25.0

23.0

21.0

High Pressure (kgf/cm

19.0

17.0

15.0

-15 -10 -5 0 5 10 15 20 25 30

Heating Mode

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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

Filter-Pre

1) Disassemble 2 screws of indication part
and then assemble the direction of
2 Plate-Handle places by use of screw
as shown in 2).

2) Turn the Plate Handle by hand when
removing the Filter-Pre.

3) When pulling the Filter-Pre handle,
the Filter-Pre can be assembled.

✳ Be sure to remove the cushion on the

marked part after initial installation.

(It cause the damage of noise).

2

Blower & Duct

1) After disassembling 9 places indicating
screws, detach Ass'y Cover Bottom.

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Disassembly and Reassembly

No Parts Procedure Remark

2) Disassemble 6 indicating screws.

3) Detach the Sensor Holder from the
Ass'y Fan Case.

4) Detach from Ass'y Control In the
capacitor connection wire between the
Motor-Fan in and housing Connector.

5) Detach the Ass'y Blower and Duct from
the set.

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Disassembly and Reassembly

No Parts Procedure Remark

3 Control In

1) After disassembling 1 indicating screw,
detach the Cover-Control.

2) Detach the Motor-Fan in and Sensor
Connector connected to PCB.

3) Disassemble 2 indicating screws.
(arrow mark)

4) Hold the Ass'y Control In by hand to lift up
a little and then release the status of
hanging on the hanging slot.

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Disassembly and Reassembly

No Parts Procedure Remark

4

Drain Pan

1) Disassemble 4 indicating screws to
detach Ass'y Drain Pan.
(2 screws each at left and right side)

5

Evaporator

✳ Work is possible when disassembling the

Ass'y Drain Pan.

1) Disassemble 8 indicating screws.
(4 each at left and right side)

2) Disassemble 6 indicating screws.

3) Disassemble 5 indicating screws.

✳ It is possible at the status of No.3 Ass'y

Control In disassembly at the time.

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Disassembly and Reassembly

No Parts Procedure Remark

4) After disassembling 4 indicating screws.

5) Pull the Cabinet-Side LF, RH by hand to
disassemble.

6) Separate 4 indicating screws.
(2 each at left and right side)

7) Detach it from the set if the Ass'y-Evap
pull up.

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Disassembly and Reassembly

No Parts Procedure Remark

6

Holder Outlet

✳ When connecting canvas to the discharge

side.

1) Disassemble 4 indicating screws.
(2 each at left and right side)

2) Disassemble 12 indicating screws.
(6 each at upper and lower side)

✳ After connecting canvas to the

disassembled Ass'y Holder Outlet 2),
attach the Ass'y Holder Outlet to the
set in the reverse order.

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2-2 Outdoor Unit

No Parts Procedure Remark

1 Common Work

1) Loosen the fixing screws and detach the

Cover Control.

2) Detach the connection wire from the

Terminal Block.

3) Loosen the fixing screws and detach the

Upper Cabinet.

4) Loosen the fixing screws and detach the

Front Cabinet.

5) Loosen 2 screws and pull up the

Control Box.

6) Detach the terminal cover and detach the

Comp lead wire.

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