Fujitsu ASU9RL2 Service manual

AIR CONDITIONER

Wall Mounted type

INDOOR

OUTDOOR

ASU9RL2

ASU12RL2

AOU9RL2

AOU12RL2

DESIGN & TECHNICAL MANUAL

1.INDOOR UNIT

WALL MOUNTED TYPE :

ASU9RL2

ASU12RL2

DTR_AS072E_01

2012.11.02

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

CONTENTS

1. INDOOR UNIT

1. FEATURE.................................................................................................................. 01 - 01

2. WIRELESS REMOTE CONTROLLER............................................... 01 - 03

3. SPECIFICATIONS.............................................................................................. 01 - 05

4. DIMENSIONS ........................................................................................................ 01 - 06

5. WIRING DIAGRAMS........................................................................................ 01 - 07

6. CAPACITY TABLE ............................................................................................ 01 - 08

6-1. COOLING CAPACITY...................................................................................... 01 - 08

6-2. HEATING CAPACITY....................................................................................... 01 - 10

7. FAN PERFORMANCE AND CAPACITY ...........................................01 - 11

7-1. AIR VELOCITY DISTRIBUTION......................................................................01 - 11

7-2. AIR FLOW.......................................................................................................... 01 - 12

8. OPERATION NOISE......................................................................................... 01 - 14

8-1. NOISE LEVEL CURVE .................................................................................... 01 - 14

8-2. SOUND LEVEL CHECK POINT..................................................................... 01 - 15

9. ELECTRIC CHARACTERISTICS........................................................... 01 - 16

10. SAFETY DEVICES ............................................................................................ 01 - 17

11. FUNCTION SETTING...................................................................................... 01 - 18

11-1. INDOOR UNIT (Setting by remote controller)........................................... 01 - 18

- (01 - 01) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

FEATURE1.

MODEL



ASU9RL2 / AOU9RL2

ASU12RL2 / AOU12RL2

FEATURES



Energy Efciency

z

MODEL

ASU9RL2 ASU12RL2

Seasonal Energy Efciency Ratio (SEER) 16 16

Heating Seasonal Performance Factor (HSPF) 9 9

MEASUREMENT CONDITIONS

ANSI/ASHRAE STANDARD 37-1988

Super quiet operation

z

Top class low noise operation by new airow construction.

Our quiet operation makes the more comfortable environment

in a bed room and a study room, etc.

Powerful operation

z

Reach the setting temperature quickly.

Powerful

Setting

Temp.

Normal mode

Temperature

Time

（Image)

Ex. : Cooling operation

Economy operation

z

Setting temp. is shifted by 2°F (1°C) automatically.

Temp.

Economy operation

Shift setting temp

Normal operation

Ex. : Cooling operation

Time

Set temperature

Quiet

Fan speed

23dB(A)

Noise level

- (01 - 02) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

Easy maintenance

z

Removable & washable panel

Corresponds to maximum 66ft.(20m) long piping

z

- (01 - 03) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

WIRELESS REMOTE CONTROLLER2.

FEATURES



Four kinds of timer setup

¾

(ON / OFF / PROGRAM / SLEEP) are possible.

Four kinds of timer. Easy operation.

¾

Easy to change transmission code (4 patterns) by button operation.

¾

Simple function setting

z

Setting of the air conditioner selection function is performed by remote controller.

Built-in timers

z

Select from four different timer programs (ON / OFF / PROGRAM / SLEEP).

Program timer

z

You can set a program timer, ON-OFF or OFF-ON timer suitable for your life style.

(Setting time: 0.5, 1, 1.5, 2, 2.5, -----9.5, 10, 11, 12 hours)

Example of how to set the program timer.

OFF-ON timer

From sleep to wake up

ON-OFF timer

From wake up to

go to work

OFF

10hours

7hours



PM11:00

set

9hours

OFF

2hours

PM9:00

set

Sleep timer

z

The sleep timer function automatically corrects the temperature thermostat setting according to

the time setting to prevent excessive cooling or heating while sleeping.

Switching remote controller signal code

z

A B C D

A B CD

Mixed-up

I.U. I.U. I.U. I.U. I.U. I.U. I.U. I.U.

After code change

Code selector switch eliminates unit



•

being wrongly switched.

(Up to 4 codes can be set.)

*I.U.=Indoor unit

To change the temperature unit

z

Easy to change the temperature unit (°F ↔°C) by button operation.

60min.

2°F (1°C) 4°F (2°C)

Timer setting

30min.

60min.

90min.

4°F

(2°C) 6°F

(3°C) 8°F

(4°C)

Timer setting

2°F

(1°C)

Cooling operation/dry operation

When the sleep timer is set, the set temperature

automatically rises 2°F (1°C) every hour. The set

temperature can rise up to a maximum of 4°F (2°C).

Heating operation

When the sleep timer is set, the set temperature

automatically drops 2°F (1°C) every 30 minutes. The

set temperature can drop to a maximum of 8°F (4°C).

- (01 - 04) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

FUNCTIONS



Display panel

SPECIFICATION



18 17 22 20

SIZE [ H x W x D in. (mm) ] 5-15/32 x 2-7/32 x 23/32 ( 139 x 56 x 18 )

WEIGHT oz. ( g ) 2.5 (70)

ACCESSORY Holder

1Signal transmitter

2MODE button

3SET TEMP. button ( / )

4POWERFUL button

5ECONOMY button

6START/STOP button

7°F / °C button

8FAN button

9SET button

10 SWING button

11 RESET button

TIMER

12 SLEEP TIMER button

13 OFF TIMER button

14 ON TIMER button

15 TIMER CANCEL button

16 Remote controller display

17 Transmit indicator

18 Operation mode display

19 Timer mode display

SLEEP TIMER mark:

OFF TIMER mark:

OFF-ON TIMER mark:

ON-OFF TIMER mark:

ON TIMER Mark:

20 Fan speed display

21 Temperature and time display

It displays the temperature setting.

However, when making the Timer setting,

it will display the Timer time.

(The temperature setting will reappear

after nishing the timer setting)

22 Swing display

- (01 - 05) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

SPECIFICATIONS3.

Note :

Specications are based on the following conditions.

Cooling : Indoor temperature of 80°F (26.67°C) DB / 67°F (19.44°C) WB, and outdoor temperature of 95°F (35°C) DB / 75°F (23.9°C) WB.

Heating : Indoor temperature of 70°F (21.11°C) DB / 59°F (15°C) WB, and outdoor temperature of 47°F (8.33°C) DB / 43°F (6.11°C) WB.

Pipe length : 24ft.7in (7.5m), Height difference:0 m. (Outdoor unit-Indoor unit)

The protective function might work when using it outside the operation range.

*1: The maximum current is the maximum value when operated within the operation range.

Type WALL MOUNTED

INVERTER HEAT PUMP

Model name ASU9RL2 ASU12RL2

Power source 115V~ 60Hz

Available voltage range 103.5 - 126.5V~ 60Hz

Capacity

Cooling

Rated kW 2.64 3.52

Btu/h 9,000 12,000

Min-Max kW 0.5 - 3.1 0.9 - 3.7

Btu/h 1,700 - 10,700 3,100 - 12,500

Heating

Rated kW 2.93 4.10

Btu/h 10,000 14,000

Min-Max kW 0.5 - 3.5 0.9 - 4.7

Btu/h 1,700 - 12,000 3,100 - 16,000

Input power

Cooling Rated

0.83 1.20

Min - Max 0.24 - 1.44 0.23 - 1.44

Heating Rated 0.77 1.21

Min - Max 0.21 - 1.49 0.21 - 1.66

Current Cooling Rated A7.5 10.9

Heating 7.0 11.0

EER Cooling kW/kW 3.18 2.93

Btu/hW 10.85 10.00

COP Heating kW/kW 3.81 3.39

Btu/hW 13.00 11.55

SEER Cooling Btu/hW 16.0 16.0

HSPF Heating 9.0 9.0

POWER FACTOR Cooling %96 96

Heating 96 96

Moisture removal l/h (pints/h) 1.3 (2.7) 1.8 (3.8)

Maximum operating current *1 Cooling A13.0 13.0

Heating 13.5 15.0

Fan

Air ow rate

Cooling

High

CFM

(m3/h)

424 (720)

Med 353 (600)

Low 247 (420) 250 (425)

Quiet 191 (325)

Heating

High 436 (740)

Med 353 (600)

Low 265 (450)

Quiet 191 (325)

Type × Q'ty Cross ow fan × 1

Motor output W 28

Sound pressure level

Cooling

High

dB (A)

Med 38

Low 33

Quiet 23

Heating

High 43

Med 38

Low 33

Quiet 23

Heat exchanger type

Dimensions

(H × W × D) in. (mm) 10 - 3/32 × 24 - 13/16 × 25/32 (256 × 630 × 20)

Fin pitch FPI 23

Rows Stages 2 × 16

Pipe type Copper

Fin type Aluminum

Enclosure

Material Polystyrene

Color WHITE

Approximate color of MUNSELL N 9.25/

Dimensions

(H × W × D)

Net in. 10 - 5/16 × 32 - 9/32 × 8 - 1/8

mm 262 × 820 × 206

Gross in. 10 - 11/32 × 34 - 1/4 × 12 - 29/32

mm 263 × 870 × 328

Weight Net lbs. (kg) 16 (7)

Gross 20 (9)

Connection pipe Size Liquid in. (mm) Ø1/4 in (Ø6.35)

Gas Ø3/8 in (Ø9.52)

Method Flare

Operation range Cooling °F (°C) 64 to 90 (18 to 32)

%RH 80 or less

Heating °F (°C) 60 to 88 (16 to 30)

Remote controller type Wireless

Drain hose

Material PP+LLDPE

Size in. (mm) Ø17/32 (Ø13.8) (I.D.)

Ø5/8 to Ø21/32 (Ø15.8 to Ø16.7) (O.D.)

- (01 - 06) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

DIMENSIONS4.

MODEL

 : ASU9RL2, ASU12RL2

Unit : in. (mm)

10-5/16 (262)

8-1/8 (206)32-9/32 (820)

INSTALLATION PLACE



2-3/4 (70) or more

59-1/16 (1,500) or more

5ft.10-7/8 (1,800) or more (Wall cap)

2-15/32 (63) or more Wall hook bracket

3-15/16 (100) or more

ASU9RL2 ASU12RL2

Refrigerant pipe are

connection

Liquid Ø 1/4 in.(6.35 mm)

Gas Ø 3/8 in.(9.52 mm)

Drain hose connection Drain hose

Ø17/32 in. (13.8 mm) (I.D.),

Ø5/8 to Ø21/32 in. (15.8 to 16.7 mm) (O.D.)

Drain hose : L=23-5/8 in. (600 mm)

- (01 - 07) -

WALL MOUNTED TYPE

ASU9-12RL2

WALL MOUNTED TYPE

ASU9-12RL2

WIRING DIAGRAMS5.

MODEL

 : ASU9RL2, ASU12RL2

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