General AUG25F, AUG25FUAR, AOG25FNAKT Technical Manual

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Page 1

R410A

6 . CASSETTE TYPE :  AU 25FUAR (3 PHASE)

D2D_AU014E/01

2005.12.12

Page 2

6-1. FEATURE

MODELS : AU 25FUAR / AO 25FNAKT

FEATURES

Easy maintenance

The control box is easily accessible for maintenance work Wide opening for easy access.

Detachable,washable filter and intake grille.

Wide opening and long-life filter.

Long-life filter High efficiency, long-life filter extends the cleaning cycle.

Long-life filter

Slim intake grille

Slim type intake grille can fit the ceiling after installation.

CASSETTE TYPE

AU25F

(unit: mm)

CASSETTE TYPE

AU25F

Group controller

One remote controller can control up to 16 air conditioners. All of the air conditioners will be operated with the same settings.

Connectable quantity : Maximum 16 indoor units for 1 remote controller.

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Page 3

Duct connection hole opening

Fresh air can be introduced through this opening.

Distribution duct

Fresh air

Distribution duct

Conditioned air can be distributed by means of a distribution duct.

One-way

CASSETTE TYPE

AU25F

Two-way

CASSETTE TYPE

AU25F

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Page 4

6-2. REMOTE CONTROLLER

6-2-1. WIRED REMOTE CONTROLLER

FEATURES

Various timer setup (ON / OFF / WEEKLY) are possible.

SUMOTUWETH FR SA

3126 9

15 18 21

High performance and compact size

Equipped with weekly timer as standard function. (2 times Start / Stop per day for a week)

When setting up a timer, operation mode and a temperature setup can be changed.

When a failure occurs,the error code is displayed. (Maximum of 16)

Error indication.(A maximum of 16 error histories are memorizable.)

Up to 16 indoor units can be simultaneously controlled.

Anti freeze and energy saving operation are possible.

Easy installation with a slim shape with no boldge in the back.

The room temperature can be controlled by being detected the temperature accurately with built-in thermo sensor.

Three functions are combined in one unit.

Wired

remote

controller

Weekly

timer

Setback

timer

Built-in timers

Setback timerWeekly timer

Possible to set ON/OFF time to operate twice each day of the week.

SUMOTUWETH FR SA

3126 9

15 18 21

Setup screen example

CASSETTE TYPE

AU25F

(Set to Wednesday: 8:00 to 20:00.)

0 3 6 9 12 15 18 21 Time

Easy-to-understand time bar display

24°C

SUMOTUWETH FR SA

3126 9

15 18 21

Screen after setup

At "Weekly timer" + "Set back timer" setup

24°C 28°C 24°C

0 3 6 9 12 15 18 21 Time

Possible to set temperature for two time spans and for each day of the week.

SUMOTUWETH FR SA

3126 9

15 18 21

Setup screen example (Set from Sunday to Saturday: 12:00 to 15:00, 28 °C.)

28°C

0 3 6 9 12 15 18 21 Time

24°C

28°C

CASSETTE TYPE

AU25F

Easy-to-understand operation Simple installation

Components are compatible with standard switch boxes. Flat back construction allows equipment to be installed wherever it is needed.

Timer area

[

Variable timer control

]

The operation/display sections are zoned according to time and operation, enabling variable programming to match application.

Operation area

European switch box

- (06 - 03) -

JIS box

Page 5

FUNCTIONS

Display

2 7 8 9

Display panel

CLOCK ADJUST

SET BACK

SUMOTUWETH FR

369

12 15 18 21

DAY OFF

DELETE SET

START/STOP button

Pressed to start and stop operation.

Set Temperature button

DAY

ENERGY

THERMO

SAVE

SENSOR

1 3

Selects the setting temperature.

Master control button

Selects the operating mode(AUTO, HEAT, FAN, COOL, DRY).

Fan control button

Selects the fan speed (AUTO, LOW, MED, HIGH).

Thermo sensor button

Energy save button

Turns the energy efficient mode on and off.

Timer mode (CLOCK ADJUST) button

Selects the timer mode (OFF TIMER, ON TIMER, WEEKLY TIMER) Set the current time.

Day (DAY OFF) button

Temporarily cancels of one day timer.

1718 19

Set back button

pressed select the set back timer.

SUMOTUWETH FR

Set time button

Pessed to select the set back timer.

369

12 15 18 21

202122

Delete button

The schedule of a weekly timer is deleted.

Set button

Sets the date, hour, minute and on-off time.

Vertical air flow direction and swing button

DIMENSION

120

CASSETTE TYPE

AU25F

SUMOTUWETH FR

CLOCK ADJUST

SET BACK

DELETE SET

369

12 15 18 21

DAY

DAY OFF

ENERGY

THERMO

SAVE

SENSOR

[ Unit : mm ]

120

Push for two seconds to change the swing mode

Operation lamp

Lights during operation and when the timer is on.

Timer and clock display

Operation mode display

Fan speed display

Central control display

Temperature display

Stand by display

CASSETTE TYPE

AU25F

Indicates during the oil recovery and defrosting operation.

Front View

Vertical swing display

Energy save display

SPECIFICATION

SIZE (H x W x D mm) 120 x 120 x 17

WEIGHT ( g ) 160

CABLE LENGTH ( m )

POWER ( V )

- (06 - 04) -

Page 6

6-3. SPECIFICATIONS

AU 25FUAR

AO 25FNAKT

3N 400V 50Hz

3N 342-457V 50Hz

Fin Pitch

1.3

Fin Pitch

1.45

9.52 (3/8 inc)

15.88 (5/8 inc)

RATED

EER

INPUT POWER

CURRENT STARTING CURRENT

kW/kW

COP

REMOTE CONTROLLER

TYPEmmMAX LENGTH

REFRIGERANT TYPE

MAX HEIGHT

kg(lbs)

OPERATION(OUTDOOR)

°C

REFRIGERANT OIL

CONNECTION METHOD

CASING COLOR

PIPE

SIZE

WEIGHT

NET

GROSS

NET / GROSS

INDOOR

OUTDOOR

HEAT EXCHANGER TYPE

INDOOR

OUTDOOR

Coil

Fin

Rows x Stages

STARTING METHOD

OUTPUT

Rows x Stages

DIMENSIONS H × W × D

INDOOR

TYPE

COOLING

HEATING

CAPACITY

RATED

Fin

Coil

COMPRESSOR

NOISE LEVEL (SOUND PRESSURE)

COOL/HEAT

FAN SPEED

COOL/HEAT

MODEL NAME

INDOOR

OUTDOOR

TYPE POWER SOURCE

AVAILABLE VOLTAGE RANGE

EUROPEAN ENERGY LABEL

FAN MOTOR OUTPUT

m3/h

AIR CIRCULATION

COOL/HEAT

INDOOR

OUTDOOR

FAN TYPE x Q'ty

DRAIN PIPE MATERIAL

SIZE

MOISTURE REMOVAL

OUTDOOR

INDOOR

OUTDOOR

r.p.m

dB(A)

CASSETTE MODELS

COOLING

kW 7.05

BTU/h 24100

kW -

COOLING RATED 2.40

HEATING RATED -

COOLING RATED 4.9

HEATING RATED -

COOLING 2.94

HEATING -

High 1100/-

Med 940/-

Low 780/-

Quiet -

High 3200/-

Low 1600/-

High 490/-

Med 430/-

Low 360/-

Quiet -

High 780/-

Low 400/-

INDOOR Turbo × 1

OUTDOOR Propeller × 1

INDOOR 40

OUTDOOR 65

High 44/-

Med 42/-

Low 39/-

CASSETTE TYPE

AU25F

BTU/h -

A 27

l/h(pints/h) 2.5(5.3)

W 1900

53/-

ROTARY

Permanent Split Capacitor

Copper tube

Aluminium

2 × 10

CASSETTE TYPE

AU25F

Note: Specifications are based on the following conditions. Cooling: Indoor temperature of 27 °CDB / 19 °CWB,and outdoor temperature of 35 °CDB/24 °CWB. Heating: Indoor temperature of 20 °CDB / 15 °CW B,and outdoor temperature of 7 °CDB/6 °CW B. Pipe length : 7.5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)

Coil Dimensions

Beige(10YR7.5/1.0NN)

INDOOR 246 × 830 × 830

OUTDOOR 650 × 830 × 320

INDOOR 355 × 1060 × 1025

OUTDOOR 768 × 984 × 413

INDOOR 34/44 (75/97)

OUTDOOR 56/60 (123/132)

LIQUID

GAS

CHARGE g 1550

COOLING 0 to 43

HEATING -

m 25(Chaegeless 7.5)

m 15

mm Outer diameter 37.0 / Inner diameter 32.0

210 × 970 × 26.6

Copper tube

Aluminium

2 × 30

630 × 901 × 36.38

White(5Y9/0.5NN)

FLARE

R410A

POE

WIRED

ABS

- (06 - 05) -

Page 7

6-4. DIMENSIONS

6-4-1. OUTDOOR UNIT

MODEL : AO 25F

650

Bottom

Top view

830

Front view

Air flow

(Unit : mm)

350

320

Side view

154

101

343

CASSETTE TYPE

AU25F

603

CASSETTE TYPE

AU25F

Bottom view

MOUNTING POSITION

When there are obstacles at the back or front sides.

100 mm or more

100 mm

600 mm

or more

When there are obstacles at the back, side(s), and top.

600 mm or more

300 mm

(

0 mm o

e s

or more

When there are obstacles at the back, side with the installation of more than one unit.

250 mm or more

300 mm or more

- (06 - 06) -

Page 8

6-4-2. INDOOR UNIT

750

830

750

830

Bottom view

MODEL : AU 25F

940

(Unit : mm)

246

Side view

940

Bottom view (Panel)

Drain inside Dia. 32

outside Dia. 37

298.5

(Drain pipe)

CASSETTE TYPE

AU25F

235

200

305.5

248.5

100

(Small pipe)

(Large pipe)

CASSETTE TYPE

AU25F

Side view (Standard setting)

Side view (Slender setting)

- (06 - 07) -

Page 9

MOUNTING POSITION

Floor

Strong and durable ceiling

2,300 mm or more

1,200 mm or more

1,000 mm or more

Obstruction

You can select 2-way setting

(A) Standard setting (B) Slender setting

215 mm

250 mm

or more

CASSETTE TYPE

AU25F

100 or more 100 or more

or more

100 or more

CASSETTE TYPE

AU25F

(4 directions) (3 directions)

Piping position

(2 directions) (2 directions)

100 or more

- (06 - 08) -

Page 10

6-5. REFRIGERANT CIRCUIT

MODELS : AU 25F / AO 25F

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 09) -

Page 11

6-6. WIRING DIAGRAMS

6-6-1. OUTDOOR UNIT

MODEL : AO 25F

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 10) -

Page 12

6-6-2. INDOOR UNIT

MODEL : AU 25F

to remote control unit

Terminal

Thermistor (pipe temp.)

Thermistor (room temp.)

Stepping motor

Filter board

to outdoor unit

230V 50Hz

CASSETTE TYPE

AU25F

Controller PCB

Terminal

Fan motor

Drain pump

motor

Fan motor capacitor

CASSETTE TYPE

AU25F

- (06 - 11) -

Page 13

6-7. CAPACITY TABLE

(°CDB)

30 °CDB

18 °CWB

Outdoor temperature

18 °CDB

12 °CWB

21 °CWB

16 °CWB

27 °CDB

19 °CWB

26 °CDB

22 °CWB

29 °CDB

23 °CDB

21 °CDB

15 °CWB

Indoor temperature

32 °CDB

23 °CWB

MODELS : AU 25F / AO 25F

COOLING

AFR 18.3

TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI

0 8.05 6.02 1.50 8.21 6.05 1.54 8.37 6.07 1.56 8.61 6.33 1.58 8.71 6.28 1.59 8.89 6.17 1.61 8.98 6.11 1.62 9.06 6.36 1.63

5 7.76 5.86 1.69 7.94 5.89 1.72 8.13 5.91 1.74 8.42 6.21 1.77 8.54 6.18 1.79 8.75 6.09 1.81 8.84 6.04 1.82 8.93 6.30 1.83

10 7.43 5.66 1.86 7.62 5.68 1.90 7.80 5.72 1.93 8.12 6.05 1.96 8.24 6.02 1.98 8.46 5.95 2.01 8.56 5.91 2.03 8.66 6.18 2.04

15 7.08 5.46 2.04 7.25 5.49 2.09 7.44 5.53 2.11 7.73 5.86 2.15 7.86 5.84 2.17 8.08 5.78 2.21 8.18 5.75 2.23 8.28 6.02 2.24

20 7.06 5.28 2.24 7.21 5.30 2.28 7.38 5.33 2.30 7.67 5.65 2.35 7.79 5.63 2.37 8.02 5.58 2.41 8.12 5.56 2.43 8.22 5.84 2.44

25 7.34 5.44 1.94 7.52 5.46 1.96 7.69 5.50 1.98 7.98 5.80 2.01 8.10 5.78 2.02 8.32 5.72 2.05 8.42 5.68 2.06 8.52 5.96 2.07

30 6.87 5.19 2.13 7.07 5.22 2.14 7.23 5.28 2.16 7.50 5.59 2.19 7.62 5.57 2.21 7.84 5.52 2.24 7.95 5.50 2.25 8.05 5.78 2.27

35 6.39 4.97 2.32 6.51 5.01 2.33 6.68 5.04 2.35 6.93 5.34 2.38 7.05 5.33 2.40 7.28 5.30 2.43 7.38 5.28 2.45 7.49 5.57 2.46

40 5.82 4.72 2.52 5.90 4.74 2.52 6.04 4.76 2.54 6.29 5.07 2.58 6.41 5.07 2.59 6.63 5.04 2.63 6.74 5.03 2.65 6.84 5.33 2.69

43 5.41 4.51 2.63 5.50 4.56 2.64 5.63 4.58 2.65 5.87 4.90 2.69 5.99 4.89 2.71 6.21 4.88 2.75 6.33 4.88 2.77 6.45 5.19 2.79

AFR: Air flow rate (m3/min)

TC : Total capacity (kW)

SHC: Sensible Heat capacity (kW)

PI : Power Input (kW)

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 12) -

Page 14

6-8. CAPACITY COMPENSATION FOR PIPE LENGTH

PIPE LENGTH (m)

COOLING

HEIGHT DIFFERENCE (m)

Outdoor unit

is up-side

Outdoor unit

is bottom-side

 AND HEIGHT DIFFERENCE

MODELS : AU 25F / AO 25F

5 7.5 10 15 20 25

15 - - - 0.952 0.919 0.888

10 - - 0.985 0.952 0.919 0.888

7.5 - 1.000 0.985 0.952 0.919 0.888

5 1.010 1.000 0.985 0.952 0.919 0.888

0 1.010 1.000 0.985 0.952 0.919 0.888

-5 1.002 0.992 0.977 0.944 0.912 0.881

-7.5 - 0.988 0.973 0.941 0.908 0.877

-10 - - 0.969 0.937 0.904 0.874

-15 - - - 0.929 0.897 0.867

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 13) -

Page 15

6-9. ADDITIONAL CHARGE CALCULATION

R410A

1550

PIPE LENGTH m

7.5 10 15 20 25(MAX)

ADDITIONAL CHARGE g

0 (Charge less)

+50 +150 +250 +350

20g/m

MODELS : AU 25F / AO 25F

REFRIGERANT TYPE

REFRIGERANT AMOUNT g

REFRIGERANT CHARGE

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 14) -

Page 16

6-10. OPERATION RANGE

AU＊25F AO＊25F

Cooling

Dry

Model

Mode

Operation Range

Indoor unit Outdoor unit Indoor temperature Indoor humidity Outdoor temperature

18 to 32 °C About 80% or less 0 to 43 °C

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 15) -

Page 17

6-11. FAN PERFORMANCE AND AIR FLOW

6-11-1. AIR VELOCITY DISTRIBUTION

MODEL : AU 25F

4-WAY AIR OUTLET

(m)

0.5

0.25

UNIT : m/s

Note :

Condition

Fan speed : High Operation mode :FAN

0.25 2 1 0.5 0.25

210.5

0.25

0.5

8765432

(m)

1012345678

UNIT : m/s

(m)

CASSETTE TYPE

AU25F

21012

0.25

654321012345678

0.5

0.25

0.5

0.25

UNIT : m/s

SIDE VIEW HORIZONTAL LOUVER  : Downward

(m)

0.5

0.25

TOP VIEW HORIZONTAL LOUVER  : Upward

(m)

SIDE VIEW HORIZONTAL LOUVER  : Upward

(m)

CASSETTE TYPE

AU25F

2-WAY AIR OUTLET

(m)

87654321012345678

(m)

87654321012345678

0.25

0.5

210.50.25 2 1 0.5 0.25

0.5

- (06 - 16) -

0.25

UNIT : m/s

TOP VIEW HORIZONTAL LOUVER  : Upward

(m)

UNIT : m/s

SIDE VIEW HORIZONTAL LOUVER  : Upward

(m)

Page 18

6-11-2. AIR FLOW

m3/h

1100

m3/h

940

m3/h

780

m3/h

3200

m3/h

1600

780

400

Outdoor unit

HIGH

MED

LOW

HIGH

LOW

AIR FLOW

FAN SPEED

NUMBER OF

ROTATIONS

(r.p.m)

Indoor unit

490

430

360

MODELS : AU 25F / AO 25F

l/s 306

CFM 647

l/s 261

CFM 553

l/s 217

CFM 459

l/s 889

CFM 1883

l/s 444

CFM 942

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 17) -

Page 19

6-11-3. DUCT CONNECTION

MODEL : AU 25F

OUTLET AIR

Duct (Inside Dia. ø100mm)

DUCT STATIC PRESSURE

(Pa)

L=5m

AU25

L=3m

L=1m

01234

AU25

/min)

L=5m

(mmAq)

L=3m

L=1m

0 1234

(m3/min)

CASSETTE TYPE

AU25F

FRESH AIR

Duct (Inside Dia. ø70mm)

Static pressure required to take in fresh air

Duct Fan

(Pa)

DUCT STATIC PRESSURE

58.8

39.2

19.6

(mmAq)

0.1 0.2 0.3 0.4 0.5 0.6

CASSETTE TYPE

AU25F

(m3/min)

- (06 - 18) -

Page 20

6-12. NOISE LEVEL CURVE

6-12-1. OUTDOOR UNIT

COOLING

MODEL : AO 25F

Octave band sound pressure level, dB:(0dB=0.0002µbar)

NC-65

NC-60

NC-55

NC-50

NC-45

NC-40

NC-35

NC-30

NC-25

NC-20

NC-15

63 125 250 500 1,000 2,000 4,000 8,00 0

Octave band center frequency,Hz

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 19) -

Page 21

SOUND LEVEL CHECK POINT

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 20) -

Page 22

6-12-2. INDOOR UNIT

HIGH

LOW

COOLING

MODEL : AU 25F

NC-65

NC-60

Octave band sound pressure level, dB:(0dB=0.0002µbar)

63 125 250 500 1,000 2,000 4,000 8,00 0

Octave band center frequency,Hz

CASSETTE TYPE

AU25F

NC-55

NC-50

NC-45

NC-40

NC-35

NC-30

NC-25

NC-20

NC-15

CASSETTE TYPE

AU25F

- (06 - 21) -

Page 23

SOUND LEVEL CHECK POINT

// //

CENTER

MIC

1.5m

MIC

// //

CENTER

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 22) -

Page 24

6-13. ELECTRIC CHARACTERISTICS

Main Fuse (Circuit breaker) Current A

Model Name

Outdoor Fan Motor

0.15

0.73

Indoor Fan Motor

0.153

0.64

1.5

Rated Value

Mode

*1) Wiring Spec.

Power Supply

3N 400V

AU 25F

AO 25F

MODELS : AU 25F / AO 25F

Indoor unit

Outdoor unit

Voltage V

Frequency Hz

Current A 4.9 -

Input kW 2.40 -

Max Operating Current A 6.4 -

Starting Current A

Power Cable

*2)Limited wiring length m

Input kW

Cooling Heating

Full Load Amp. A

Input kW

Full Load Amp. A

*1) Wiring Spec : Selected Sample

(Selected based on Japan Electrotechnical Standard and Codes Committee E0005)

*2) Limited Wiring length : This is the wiring length in case voltage descent is less than 2%.

When the wiring length becomes long, please select the wiring of a more larger diameter.

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 23) -

Page 25

6-14. SAFETY DEVICE

AO 25F

FUSE (SIDE OF POWER SUPPLY TERMINAL)

OFF 70°C(10A) 155°C(0A)

ON 80±10°C

AU 25F

OUTDOOR UNIT

FAN MOTOR PROTECTOR THERMAL PROTECTOR 150±5°C OFF

COMPRESSOR THERMAL PROTECTOR

INDOOR UNIT

PCB FUSE - 3.15A 250V

FAN MOTOR PROTECTOR THERMAL PROTECTOR 150±5°C OFF

TERMINAL FUSE - 102±2°C

PROTECTION FORM

- 25A 250V

PROTECTION FORM

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 24) -

Page 26

6-15. FUNCTION SETTING

Auto restart validity/invalidity

Room temperature correct coefficient

Forbidden

Indoor unit number setting

Forbidden

Ceiling height setting

INDOOR UNIT

DIP SW

JM3

Jumper Wire

JM1

JM2

Rotary SW

SW 2

SW 1

SW 4

6-15-1. INDOOR UNIT

SWITCH POSITION

Indoor unit control circuit board

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 25) -

Page 27

6-15-2. SWITCH FUNCTION (INDOOR UNIT)

SW 1-1

SW state

OFF

Invalidity

Validity

0 deg

cooling

-2 deg

SW 1-2

SW 1-3

0 deg

heating

dry

-2 deg

-2 degONONONOFF

OFF

+2 deg

-2 deg

OFF

SW state

-2 deg

OFF

0 deg

+4 deg

SW 4-1

OFF

Less than 2.5

Normal

High ceiling 1

High ceiling 2

Low ceiling

-ONON

3.0-3.5

More than 3.5

OFF-ON

OFF

2.5-3.0

OFF

Ceiling height(m)

DIP - SW4

DIP SWITCH SETTING

SW1-1. Auto restart setting

Auto restart function can be selected by turning this switch ON/OFF.

AUTO RESTART SETTING

( Factory setting)

SW1-2, 1-3. Room temperature correct coefficient of heating.

Decide the heating temperature correct coefficient vale of heating.

TEMPERATURE CORRECTION

( Factory setting)

SW4-1. Dip SW 4-1setting forbidden

( Factory setting)

CASSETTE TYPE

AU25F

SW4-2, 4-3. Ceiling height setting

( Factory setting)

If the setting for a low ceiling is selected, the capacity of the air conditioner decreases slightly.

CASSETTE TYPE

AU25F

- (06 - 26) -

Page 28

ROTARY SWITCH SETTING (SW2)

Single

1 - 15

Indoor unit address

SW 2

SW state

JM 1, 2, 3

Connect

Disconnect

Forbidden

This switch can be used when group control system. Set the indoor unit address in the 0,1,-,15 order.

( Factory setting)

JUMPER WIRE SETTING

JM 1, 2, 3 setting forbidden

( Factory setting)

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 27) -

Page 29

6-15-3. WIRED REMOTE CONTROLLER CIRCUIT BOARD

Wired remote controller

Dual remote controller setting

Group control setting

DIP SW

SWITCH POSITION

Wired remote controller

Front case (back side)

Model setting

Auto changeover setting

Memory backup setting

OFF

1 2 3 4 5 6

DIP Switch

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

- (06 - 28) -

Page 30

6-15-4. WIRED REMOTE CONTROLLER

DIP SWITCH SETTING

1. SW setting

1-1 Dual remote controller setting

Set the remote controller DIP switch No.1 and 2 according to the following table.

( Factory setting)

Number of remote controller

1 (Normal)

2 (Dual)

1-2 Group control setting

Number of indoor unit connection (One/Multiple) This is switched according to the number of connected indoor units.

DIP-SW No.3

OFF

Master unit Slave unit

DIP-SW No.1

DIP-SW No.2

OFF

( Factory setting)

Number of indoor unit

One unit connection

OFF

DIP-SW No.1

ON ON

DIP-SW No.2

ON Multiple unit connection

1-3 Model setting

The system type of the outdoor unit can be selected by setting up DIP switch No.4 as follows.

( Factory setting)

DIP-SW No.4

OFF

CASSETTE TYPE

AU25F

ON Cooling only model

Heat Pump model

Model

CASSETTE TYPE

AU25F

1-4 Auto changeover setting

Selecting auto changeover validity / invalidity.

( Factory setting)

DIP-SW No.5

OFF

ON Validity

Auto changeover

Invalidity

1-5 Memory backup setting

Set to ON to use batteries for the memory backup.if batteries are not used, all of the settings stored in memory will be deleted if there is a power failure.

This function is wired remotecontroll only.

( Factory setting)

DIP-SW No.6

OFF

ON Validity

Memory backup

Invalidity

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Page 31

6-16. OPTIONAL PARTS

ADDITIONAL GRILLE UTG-AGEA-W

The additional grille hides the gap between the ceiling hole and the outlet grille.

Additional grille (optional parts)

Additonal grille

The ceiling hole

Indoor Unit(grille)

CASSETTE TYPE

AU25F

CASSETTE TYPE

AU25F

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