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
ON
7hours
12
6
93

PM11:00
set
12
6
ON
9hours
OFF
2hours
93
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

2
3
5
6
7
12
13
14
8
9
10
11
15
4
1
16
19
18 17 22 20
21
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
kW
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)
43
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