Fujitsu ABY45LBAG, AOY45LJBYL Service Manual

SPLIT TYPE

ROOM AIR CONDITIONER

CEILING TYPE (50Hz)

CONTENTS

SPECIFICATIONS

. . . . . . . . . . . . . . . . . . . . .

1

DIMENSIONS

. . . . . . . . . . . . . . . . . . . . . . . .

2

REFRIGERANT SYSTEM DIAGRAM

. . . . .

4

CIRCUIT DIAGRAM

. . . . . . . . . . . . . . . . . . .

5

ERROR DISPLAY

. . . . . . . . . . . . . . . . . . . .

7INDOOR PCB CIRCUIT DIAGRAM

. . . . . . .

8OUTDOOR PCB CIRCUIT DIAGRAM

. . . . .

11

DISASSEMBLY ILLUSTRATION

. . . . . . . .

13

PARTS LIST

. . . . . . . . . . . . . . . . . . . . . . . .

22

ACCESSORIES

. . . . . . . . . . . . . . . . . . . . . .

24

Indoor unit Outdoor unit

ABY45LBAG AOY45LJBYL

www.enindel.com

INDOOR UNIT H x W x D

H x W x D

240 x 1,660 x 700 mm

OUTDOOR UNIT

1,290 x 900 x 330 mm

DIMENSIONS

INDOOR UNIT

GROSS / NET

GROSS / NET

61 kg / 48 kg

OUTDOOR UNIT

112 kg / 105 kg

WEIGHT

SPECIFICATIONS

TYPE

COOLING & HEATING

INDOOR UNIT

ABY45LBAG

OUTDOOR UNIT

AOY45LJBYL

COOLING CAPACITY

12.5 kW

HEATING CAPACITY

14.0 kW

POWER SOURCE

230 V

50 Hz

RUNNING CURRENT

COOLING

19.5

(A)

HEATING

18.5

INPUT WATTS

(kW)

(kW/kW)

COOLING

4.45

HEATING

4.25

E.E.R.

COOLING

2.81

HEATING

3.29

STARTING CURRENT

(A)

15

MOISTURE REMOVAL

4.0

FAN MOTOR

TYPE

Hermetic type, 6 poles,
Induction motor, Scroll

DISCRIMINATION

ANB33FCMMT

PRECHARGED REFRIGERANT

REFRIGERANT TYPE R410A

3,400 g

HIGH

FAN SPEED

INDOOR MED

(r.p.m.)

LOW

OUTDOOR

INDOOER

(m /h)

3

AIR FLOW

OURDOOR

1,200

1,100

950

Up Fan 850 / Down Fan750

2,000

6,600

ELECTRICAL DATA

COMPRESSOR AND REFRIGERANT

( /hr)

MAX PIPE HEIGHT

30 m

PIPE LENGTH

FULL CHARGE

20 m ( 66 ft )

30 m ( 99 ft )

50 m ( 164 ft )

ADDITIONAL CHARGE

3,400 g (119.9 oz)

3,800 g (134.0 oz)

4,600 g (162.3 oz)

70 m ( 230 ft )

5,400 g (190.5 oz)

40 g / m (0.427 oz / ft.)

2005.11.30 1

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DIMENSIONS

1,660 240

700

1,600

130 300

(Unit : mm)

INDOOR UNIT

2005.10.26 2

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(Unit : mm)

OUTDOOR UNIT

3177900 330 12

9

21

1290

400

650

370

Air Flow

2005.10.26 3

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REFRIGERANT
SYSTEM DIAGRAM

OUTDOOR UNIT INDOOR UNIT

Refrigerant Pipe

15.88mm (5/8")

: Cool

: Heat

Evaporator

Refrigerant Pipe

9.52mm (3/8")

Charging Valve

Charging
Valve

Accumulator

Strainer

Compressor

Expansion
Valve

Strainer

Condenser

Strainer

4-way
Valve

Muffler x 2

Pressure
Check Valve

High
Pressure
Switch

2006.01.23 4

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CIRCUIT DIAGRAM

Thermistor

(room temp.)

Thermistor

(pipe temp.)

CN6

CN201

CN7

CN1

white

green

white

white

white

blue

blue

purple

purple

gray

gray

white

white

1
2

1
2

1 21 21 2

1 2

2
33

4

4

5

1
2
3

1
2
3

1

1

2

2

3

3

1

1

2

233

4
5
6
7
8

1
2
3
4
5
6
7
8

1
2
3
4
5
6
7
8

1
2
3

5

1

1
2 2

33

4

4

5

5

1

red

red

red

red

black

white

white

red

black

black

black

gray

gray

black

brown

brown

brown

orange

orange

orange

yellow

yellow

yellow

CN5 CN16 CN13 CN15

CN10

CN4

CN11

CN8

Step motor
(left / right)

Fan motor

Terminal

Use T 3.15A - 250V
Fuse on F101

Control

board

Display
board

Filter

board

Step motor
(up / down)

Fan motor capacitor

2005.10.27 5

INDOOR UNIT

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Model : AOY45LJBYL

2005.10.27 6

Fuse

F4 T 3 15A 250V

black

white

white

white

yellow

yellow

blue

white

TM102

TM101

W3

W108

W107

W15

W14

CN407

W303

W304

W305

W6 W7 W1

NL31

2

(N)

W2

W9

W200

W8

CN1

CN1 CN34

CN27

CN801

CN800

CN30

CN37

CN25CN26CN23CN22CN21

U

V

W

1

1

1 2 1 2 1 2 1 2 1

1
2

1
2
3

1
2
3
4
5
6
7

1
2
3
4
5
6

1
2
3
4
5
6

7

1
2
3
4
5
6

2

2
3
4
5

2 3

1 2 3 1 2 34

black

violet

gray

gray

red

black

orange

orange

black

brown

brown

brown

brown

black

black

blue

red

red
orange

yellow

yellow

yellow

brown

brown

brown

red
red

red

red

red

red

brown

red

blue

black

black

black

black

black

black

white

white

white

white

black

white

black

green

Fuse

10A

white

orange

Printed circuit board

(main)

Printed circuit board

(filter)

High pressure SW

Solenoid coil

4WV

FM

FM

EV

Fan motor 1

Fan motor 2

Expansion
valve coil

Posistor

Earth

Earth Earth

EMI filter

1T

EMI filter
2T

EMI filter
3T

EMI filter

2T

EMI filter
2T

P

L1

Active
filter
module

L2

N

EMI filter
1T

Terminal

Terminal

Connector

Thermistor

(discharge)

Thermistor

(heat sink)

Thermistor

(compressor)

Thermistor

(outdoor)

Thermistor

(pipe)

Compressor

black

white

red

Choke

coil

Relay

Diode bridge

U

W

V

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Model : ABY45LBAG

2005.10.27 7

INDOOR PCB CIRCUIT DIAGRAM

CONTROLLER PCB ASSEMBLY(MAIN PCB)

K01AL-050HHSE-C1

I C 1

uPD780058BGC

-108-8BT

POWER SOURCE
230V
50Hz

POWER SUPPLY PCB

EZ-002THSE-P

INDICATOR PCB

EZ-097JHSE-D

OUTDOOR UNIT

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