Samsung DH094EAM User manual

SERVICE 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

INDOOR UNIT

DH094EAM

OUTDOOR UNIT

UH094EAMC

DUCT TYPE AIR CONDITIONER

DB98_22254A(1)_CO 05/2/22 1:14 AM Page 2

1Samsung Electronics

1. Product Specifications

1-1 Table

Cooling BTU/h

Heating BTU/h

ø/V/Hz

Cooling W

Heating W

Cooling A

Heating A

H.H r.p.m

Fan Speed Hi r.p.m

Mid r.p.m

Low r.p.m

H.H m3/min

Air Flow Hi m3/min

Mid m3/min

Low m3/min

Noise Level(Hi) Cooling(Hi) dB(A)

(Sound Pressure) Heating(Hi) dB(A)

Heat Exchanger Type

Fan Type

Motor Output W

Hmm

Dimensions W mm

Dmm

Weight Net / Gross kg

Fan Speed Hi r.p.m

Low r.p.m

m3/min

Noise Level Cooling(Hi) dB(A)

(Sound Pressure) Heating(Hi) dB(A)

Fan Type

Motor Output W

Type

Compressor Model

Motor Output kW

Protection

MODEL INDOOR UNIT

OUTDOOR UNIT

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

Slit

3 x 12 x 1.5mm

Sirocco

157

260

1,340

600

43 / 51

930

360

Propeller

122

Rotary

NN40VAAMT

2.7

Internal

Capacity

Power Input

Running

Current

Indoor Unit

Outdoor Unit

DH094EAM

UH094EAMC

Power Supply

Row x Stages x Fin pitch

Air Flow(Hi)

DB98_22254A(1)_1 05/2/21 10:53 PM Page 1

Samsung Electronics2

Table(cont.)

Refrigerant Charge g

Adding Charge g / m

Heat Exchanger

H mm

Dimensions W mm

Dmm

Weight Net / Gross kg

Pipe O.D Size Liquid mm(inch)

Gas mm(inch)

Connection Method

Between Height m

Pipe Length m

MODEL INDOOR UNIT

OUTDOOR UNIT

R410A

1,750

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

Outdoor Unit

Piping

DH094EAM

UH094EAMC

Row x Stages x Fin pitch

Type

Control

DB98_22254A(1)_1 05/2/21 10:53 PM Page 2

3Samsung Electronics

1-2-1 Indoor Unit

1-2 Dimensions

(Unit : mm)

DB98_22254A(1)_1 05/2/21 10:53 PM Page 3

Samsung Electronics4

Product Specifications

1-2-2 Outdoor Unit

(Unit : mm)

880

310

798

DB98_22254A(1)_1 05/2/21 10:53 PM Page 4

5Samsung Electronics

1-3 Pressure Graph

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

15.0

17.0

19.0

21.0

23.0

25.0

31.0

29.0

27.0

33.0

35.0

37.0

High Pressure (kgf/cm2G)

Heating Mode

5.515 20 25 30 35 40 45

6.0

6.5

7.0

7.5

8.0

8.5

9.0

9.5

10.0

Low Pressure (kgf/cm2G)

Cooling Mode

■DH094EAM / UH094EAMC

DB98_22254A(1)_1 05/2/21 10:53 PM Page 5

Samsung Electronics6

2. Disassembly and Reassembly

2-1 Indoor Unit

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

No Parts Procedure Remark

Filter-Pre

Blower & Duct

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).

1) After disassembling 9 places indicating

screws, detach Ass'y Cover Bottom.

DB98_22254A(1)_1 05/2/21 10:53 PM Page 6

7Samsung Electronics

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.

DB98_22254A(1)_1 05/2/21 10:54 PM Page 7

Samsung Electronics8

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.

DB98_22254A(1)_1 05/2/22 2:44 AM Page 8

9Samsung Electronics

Disassembly and Reassembly

No Parts Procedure Remark

Drain Pan

Evaporator

1) Disassemble 4 indicating screws to

detach Ass'y Drain Pan.

(2 screws each at left and right side)

✳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.

DB98_22254A(1)_1 05/2/21 10:55 PM Page 9

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