Fujitsu Inverter Halcyon ASU24CL1 Service manual

AIR CONDITIONER
Wall Mounted type
INDOOR
OUTDOOR
ASU24CL1
AOU24CL1
DESIGN & TECHNICAL MANUAL

1. INDOOR UNIT
WALL MOUNTED TYPE :
ASU24CL1
DTR_AS046E_02
2010.12.02

WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
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
7. FAN PERFORMANCE.................................................................................... 01 - 09
7-1. AIR VELOCITY DISTRIBUTION..................................................................... 01 - 09
7-2. AIR FLOW.......................................................................................................... 01 - 10
8. OPERATION NOISE..........................................................................................01 - 11
8-1. NOISE LEVEL CURVE .....................................................................................01 - 11
8-2. SOUND LEVEL CHECK POINT..................................................................... 01 - 12
9. ELECTRIC CHARACTERISTICS........................................................... 01 - 13
10. SAFETY DEVICES ............................................................................................ 01 - 14
11. EXTERNAL INPUT & OUTPUT............................................................... 01 - 15
11-1. EXTERNAL INPUT ........................................................................................... 01 - 15
11-2. EXTERNAL OUTPUT....................................................................................... 01 - 16
12. FUNCTION SETTING...................................................................................... 01 - 17
12-1. INDOOR UNIT .................................................................................................. 01 - 17
13. OPTIONAL PARTS ........................................................................................... 01 - 19

- (01 - 01) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
FEATURE1.
MODEL

ASU24CL1 / AOU24CL1
FEATURES

ALL DC
z
b
c
a
Front view
Large air flow and quiet
operation by new air
flow path
High efficiency
layout
More compact compared with conventional model
PAM technology makes a compressor more powerful.
PAM control
b
DC compressor
c
aDC fan motor
DC fan motor
Super quiet
z
Air ow mode can be set in 4 steps and more detailed air ow setting is possible.
Easy maintenance
z
Easy maintenance and always clean. Troublesome maintenance has been made easy.
Since the front panel is easy to remove, maintenance is also easy.

- (01 - 02) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
Power diffuser
z
“Healthy horizontal air ow” does not blow
cool air directly at the occupants in the room.
Power diffuser
Outside air conditions: 95
o
F 40%
( F)
Operation contents: Cooling,
Set temperature (Min set temp)
65oF, Air flow Hi,
o
6559 61 63
7
3
0
10 20 30 40 (ft.)
(ft.)
Vertical flap : Upward
Horizontal flap : Center
Low outdoor air temperature cooling correspondence
z
Corresponds to cooling operation at 14°F (-10°C) outdoor air temperature
Corresponds to maximum 98 feet (30m) long piping
z
Air conditioner lter features
z
Organic coating fin used
heat exchanger
Pre Filter
Antibacterial deodorizing
pre-filter with special
ceramic powder
Ion Deodorization Filter Apple-catechin Filter
Apple-
catechin Filter
Long-life Ion
Deodorization Filter
Blue n heat exchanger
z
Corrosion-resistance of the heat exchanger even in coastal areas has been improved by blue n
treatment of the outdoor unit heat exchanger.
Blue fin heat exchanger
Cobalt Blue protection
Standard chromate protection
Aluminium base material
Hydrophilic coating

- (01 - 03) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
WIRELESS REMOTE CONTROLLER2.
FEATURES

Four kinds of timer setup
¾
(On / Off / Program / Sleep) are possible.
Four kinds of timers. Easy operation.
¾
Easy to change transmission code (4 patterns) by button operation.
¾
Built-in timers
z
Select from four different timer programs (On / Off / Program / Sleep).
Program timer
z
The program timer operates the on and off timer once within a 24 hour period.
Sleep timer
z
The sleep timer function automatically corrects the temperature thermostat setting according to
the timer setting to prevent excessive cooling while sleeping.
60min.
2°F (1°C) 4°F (2°C)
Timer setting
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).
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

- (01 - 04) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
Display panel
16
17
18 20
22
21
23
19
15
To facilitate explanation, the accompanying
illustration has been drawn to show all possible
indicators; in actual operation, however,
the display will only show those indicators
appropriate to the current operation.
SPECIFICATION

2
8
1
14
4
9
12
10
11
13
7
6
5
3
SIZE [ H x W x D ] in. (mm) 6-11/16 x 2-7/32 x 3/4 (170 x 56 x 19)
WEIGHT [ w/o batteries ] oz. (g) 3 (85)
ACCESSORY Holder
1SLEEP button
2MASTER CONTROL button
3SET TEMP. button ( / )
4Signal transmitter
5TIMER MODE button
6TIMER SET (
+
/
-
) button
7FAN CONTROL button
8START/STOP button
9SET button (Vertical)
10 SET button (Horizontal)
11 SWING button
12 RESET button
13 TEST RUN button
• This button is used when installing the air conditioner, and
should not be used under normal conditions, as it will cause the
indoor unit’s thermostat function to operate incorrectly.
• If this button is pressed during normal operation, the indoor
unit will switch to test operation mode, and the Indoor Unit’s
OPERATION Indicator Lamp and TIMER Indicator Lamp will
begin to ash simultaneously.
• To stop the test operation mode, press the START/STOP button
to stop the air conditioner.
14 CLOCK ADJUST button
15 Remote controller display
16 Transmit indicator
17 Clock display
18 Operating mode display
19 Timer mode display
20 Fan speed display
21 Temperature set display
22 Sleep display
23 Swing display
Functions will be different due to type of indoor unit.
For details, please see operation manual.
FUNCTIONS


- (01 - 05) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
SPECIFICATIONS3.
Note :
Specications are based on the following conditions.
Cooling : Indoor temperature of 80 °F (26.7°C)DB/67 °F (19.4°C)WB and outdoor temperature of 95 °F (35°C)DB/75 °F (23.9°C)WB.
Pipe length : 25ft. (7.5 m), Height difference : 0 m.(Outdoor unit - Indoor unit)
* The maximum current is the total current of indoor unit and outdoor unit.
Type WALL MOUNTED
COOLING ONLY INVERTER
Model name ASU24CL1
Power source 202/230V ~ 60Hz
Available voltage range 187-253V ~ 60Hz
Capacity Cooling
Rated kW (W) 7.03
BTU/h 24,000
Min.-Max. kW 0.9 - 7.3
BTU/h 3,100 - 25,000
Input power Cooling Rated kW 2.40
Min.-Max. 0.11 - 2.50
Current Cooling Rated A10.5
Max.* 11.5
EER Cooling W / W
(BTU / hW) 2.93 (10.0)
SEER Cooling (BTU / hW) 17.5
SENSIBLE CAPACITY Cooling kW 5.33
POWER FACTOR Cooling %99
Moisture removal pints/h (l/h) 6.3 (3.0)
Fan
Airow
rate Cooling
High
CFM
(m3/h)
659 (1120)
Med 530 (900)
Low 436 (740)
Quiet 365 (620)
Type × Q'ty Cross ow fan × 1
Motor output W 40
Sound pressure level Cooling
High
dB(A)
48
Med 42
Low 37
Quiet 33
Heat exchanger type
Dimensions
(H × W × D)
in.
mm
Main: 15-7/8 × 33-3/4 × 1-1/16 (378 × 832 × 26.6)
Sub: 3-5/16 × 33-3/4 × 17/32 (84 × 832 × 13.3)
Fin pitch FPI Main: 21, Sub: 18
Rows × Stages Main: 2 × 18, Sub1: 1 × 4, Sub2: 1 × 4
Pipe type Copper
Fin type Aluminium
Enclosure
Material Polystyrene
Color WHITE
Approximate color of MUNSELL N 9.25/
Dimensions
( H×W ×D )
Net mm 320 × 998 × 228
inch 12-5/8 × 39-1/4 × 9
Gross mm 319 × 1090 × 429
inch 12-3/5 × 42-15/16 × 16-7/8
Weight Net lb.(kg) 31 (14)
Gross 40 (18)
Connection pipe Size Liquid inch
(mm)
Ø1/4 (Ø6.35)
Gas Ø5/8 (Ø15.88)
Method Flare
Operation range Cooling °F (°C) 60 to 90 (18 to 32)
%RH 80 or less
Remote controller type Wireless
Drain pipe
Material PVC
Size mm
(in)
Outer diameter: 28 (1-3/32)
Inner diameter: 16 (5/8)

- (01 - 06) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
DIMENSIONS4.
MODEL
 : ASU2 4CL1
Unit : in. (mm)
INSTALLATION PLACE

Unit : in. (mm)
2-15/32 (63) or more
3-5/32 (80) or more
2-3/32 (53) or more
2-1/16 (52) or more
3-5/32 (80) or more
Outline of unit
4-23/32 (120) or more
59-1/16 (1,500) or more
70-7/8 (1,800) or more
39-9/32 (998)
8-31/32
(228)
12-19/32 (320)

- (01 - 07) -
WALL MOUNTED TYPE ASU2 4CL1 WALL MOUNTED TYPE ASU2 4CL1
WIRING DIAGRAMS5.
MODEL
 : ASU2 4CL1
TO OUTDOOR UNIT
CONTROOL BOARD
TEST
CN13
CN14
2
1
CN16
EX.OUT
(OPTION)
EX.IN
(OPTION) 1
2
3
BLACK
WHITE
RED
REMOTE CONTROL UNIT (OPTION)
3
2
1