Samsung IDH4400A User manual

AIR CONDITIONER CONTENTS

1. Product Specifications

2. Installation

3. Operating Instructions

4. Troubleshooting

5. Disassembly and Reassembly

6. Exploded Views and Parts List

7. Schematic Diagrams

SERVICE Manual

DUCT TYPE AIR CONDITIONER

(Cool)

IDH4400A

DH44ZA1(A2)

INDOOR UNIT

ADH4400G

DH44ZA1(A2)

TYPE OUTDOOR UNIT

UDH4400G

DH44ZAX

1-00216A(1)-CO 5/19/01 10:04 AM Page 2

1. Product Specifications

1-1 Table of Specifications

Samsung Electronics 1-1

IDH4400G / DH44ZA1(A2)

UDH4400G / DH44ZAX

45,000

13,200

54,900

16,100

3ø 380-415V~ 50Hz

4.8

5.3

8.5

9.2

940

880

850

790

Wave fin coil

3 x 14 x 1.7(900mm)

Siroco

211

390

1,110

650

70/78

900

500

propeller

114

scroll

ZR61KC-TFD

MODEL

Capacity

Power supply

Power input

Running current

Indoor

unit

Outdoor

unit

INDOOR UNIT

OUTDOOR UNIT

Cooling

Heating

Cooling

Heating

Cooling

Heating

Fan speed

(at 0mmAq)

Air

circulation

Noise Level

(Sound

pressure)

Heat

exchanger

Fan

Dimensions

Weight

Fan speed

Air circulation (Hi)

Sound pressure level

Fan

Compressor

H.H

Med

Low

H.H

Med

Low

Med

Low

type

row x stages x fin pitch

type

motor output

Low

type

motor output

type

model

Btu/h

r.p.m

m3/min

dB(A)

Net/Gross

r.p.m.

m3/min

dB(A)

2-00216A(1)-PR 5/19/01 10:04 AM Page 1-1

1-2 Samsung Electronics

Product Specifications

IDH4400G / DH44ZA1(A2)

UDH4400G / DH44ZAX

3.79

Internal

wave fin coil

2 x 48 x 1.7(935/915)

1.122

Capillary

4,000

1,240 x 930 x 385

123/133

27/19

20/15

35/24

7/6

9.52(3/8”)

19.05(3/4”)

Flare

Max. 25

Max. 50

MODEL

Outdoor

unit

Condition

Piping

INDOOR UNIT

OUTDOOR UNIT

Compressor

Heat

exchanger

Refrigerant

Dimensions

Weight

Indoor unit

Outdoor unit

Pipe O.D.

size

Connection method

Between

motor output

protection

type

row x stages x fin pitch

face area

control

(R22)Charge

(H x W x D)

Cool(DB/WB)

Heat(DB/WB)

Cool(DB/WB)

Heat(DB/WB)

Liquid

Gas

Height

Pipe length

Net/Gross

˚C

mm(inch)

Notice :

This model is tested under the external static pressure of 14mmAq

2-00216A(1)-PR 5/19/01 10:04 AM Page 1-2

1-2 Dimensions

• Indoor unit

Samsung Electronics 1-3

1023

Inspection area

1200mm

Inspection area

1200mm

1042(Space of suspension bolts)

698(Space of suspension bolts)

650(Outer dimensions)

Electrical

component box

131

157

936 x 321(Dimension of outlet duct flange)

936 x 321(Dimension of inlet duct flange)

1110(Outer Dimensions)

Pipe connection port

(Liquid pipe:ø9.52mm, Gas pipe:ø19.05mm)

Drain pipe connection port

(Out diameter:ø27.2mm)

2-00216A(1)-PR 5/19/01 10:04 AM Page 1-3

1-4 Samsung Electronics

• Outdoor Unit

Product Specifications

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1420 415

930

840

385

2-00216A(1)-PR 5/19/01 10:04 AM Page 1-4

2. Installation

2-1 Wiring diagram

Samsung Electronics 2-1

SW2

SW1

CN7

CN9

Receiver &

Display Unit

(Optional)

CN20 Connector

Rotary

Digital

Switch

Jumper

Wire

Transmitter

(Optional)

Float Switch

Drain Pump

(Optional)

Wired

Remote

Controller

(Optional)

DIP Switch

MAIN PCB SUB PCB

220-240V~,

50Hz

Float Switch Power

Communication

Earth

Ventilator

Motor

The following electrical characteristics must be respected.

MODEL

Power

Sub switch

Fuse

Min. size of electric Wires

from/to the indoor/outdoor unit

Size of electric

input wires 20m or less

50m or less

ADH4400G / DH44ZA1(A2)

3Ø, 380-415V~, 50Hz

30A

◆ The power cables are not

supplied with the air conditioner.

The user should purchase them separately.

◆ When connecting the cables to the

main power, you should connect each

cable(L1, L2 & L3) properly.

H07RN-F, 4G, 1.25mm2

H07RN-F, 3G, 2.5mm2

H07RN-F, 3G, 4.0mm2

Note

MAIN POWER

3ø, 380-415V~,

50Hz

MAIN POWER

Drain Pump

Indoor Unit

Outdoor Unit

Centralized

Controller

(Optional)

Cable Specifications

2-00216A(1)-PR 5/19/01 10:04 AM Page 2-1

Samsung Electronics

2-2

Accessories

1. Disassemble the wired remote controller by

using two grooves on the top of it.

2. Secure the rear cover of the wired remote

controller on the wall with two screws.

3. Connect the R1, R2 and R3 terminals in the

wired remote controller to the R1, R2 and R3

terminals on the electrical component box each.

Note : Cable Specifications

4. Reassemble the wired remote controller.

Size of cables

Max. length of electric wires from

the indoor unit to the wired remote

controller

0.3mm2~0.75mm2

100m

Cable type Double-insulation, 3G

Wired

Remote

Controller

Wired Remote

Controller(1)

Cable-Tie(2) Cable Clamp(5) M4 X 16 Tapped

Screw(7)

Caution :

• Do Not keep the wired remote controller cables with a

220V cable because the remote controller cables have

low voltage.

• Do Not input 220V power to the R1, R2 and R3 in the

wired remote controller.

Caution :

• The optional kits must be installed by an installation

specialist.

• Before installing the optional kits, ensure that you have

turned off the main power.

• All optional kits cables should be installed according to

the national wiring rules and you must install them in the

wall not to be touched by users.

2-2 Wired Remote Controller Installation

2-00216A(1)-PR 5/19/01 10:04 AM Page 2-2

Samsung Electronics 2-3

2-3 Wireless Remote Controller Installation

Accessories

1. Remove the receiver & display unit cover by

using the tab on the bottom of it.

2. Open the receiver & display unit.

3. Connect the end of the connector wire to the

receiver & display unit and connect the other

end of the wire to the electrical component box

as shown in figure.

4. Close the receiver & display unit.

5. Secure the receiver & display unit on the wall

with two screws.

6. Reassemble the receiver & display unit cover.

Caution :

•Do NOT keep the receiver & display unit cables with a

220V cable because the remote controller cables have

low voltage.

Caution :

•The optional kits must be installed by an installation specialist.

•Before installing the optional kits, ensure that you have turned

off the main power.

•All optional kits cables should be installed according to the

national wiring rules and you must install them in the wall not

to be touched by users.

Wireless Remote

Controller(1)

Wire Kit

Length : 10m

Battery(2) M4 X 16 Tapped

Screw(2) Remote Controller

Holder(1)

Receiver &

Display Unit(1)

Cable-Tie(2) Cable Clamp(5) M4 X 16 Tapped

Screw(7)

2-00216A(1)-PR 5/19/01 10:05 AM Page 2-3

2-4 Samsung Electronics

Accessories

1. Open the centralized controller

cover by using two grooves on

the top of it.

2. Secure the rear cover of the centralized

controller on the wall with two screws.

3. Secure the transmitter

with four spacer supports

into the electrical

component box.

4. Connect the cable from the PCB and to the

transmitter.

And connect another cable from the O1, O2

terminals and to the transmitter as shown in

figure.

5. Connect the O1 and O2 terminals of the

centralized controller to the O1 and O2

terminals on the electrical component box as

shown in figure.

Note : Cable Specifications

6. Connect the power cables.

Note : Cable Specifications

7. Reassemble the centralized controller.

2-4 Centralized Controller Installation

Size of cables 0.75mm2~1.25mm2

Cable type Double-insulation, 2G

Centralized

Controller(1) Cable-Tie(2) Cable Clamp(5) M4 X 16 Tapped

Screw(7)

Transmitter(1) Spacer Support(4) Cable-Tie(2) M4 X 16 Tapped

Screw(7)

Electrical component box

Transmitter

Size of cables

Max. length of electric wires from the

indoor unit to the centralized controller

0.75mm2~1.25mm2

1km

Cable type Double-insulation,

2G(Shield Cable)

Centralized

Controller

Caution :

•The optional kits must be installed by an installation

specialist.

•Before installing the optional kits, ensure that you have

turned off the main power.

•All optional kits cables should be installed according to

the national wiring rules and you must install them in the

wall not to be touched by users.

2-00216A(1)-PR 5/19/01 10:05 AM Page 2-4

2-5 Air Filter Installation

1. Remove the air inlet duct flange.

2. Attach the air filter kit to the air inlet side of

indoor unit.

3. To clean the air filter, remove the fixing bracket

on the base of air filter kit, then pull out the

filter.

Note: Setting Up Filter Cleaning Cycle

• Adjust the DIP switch(SW2) in the main PCB to

the desired position referring the table below.

Samsung Electronics 2-5

Switch No.

Switch Position

OFF

Filter Cleaning Cycle

1,000 hours

2,000 hours

Caution :

•The optional kits must be installed by an installation

specialist.

•Before installing the optional kits, ensure that you have

turned off the main power.

•The optional air filter has to be cleaned only by an

authorized person or service agent.

2-00216A(1)-PR 5/19/01 10:05 AM Page 2-5

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