Haier AD092XLERA User manual

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Commercial Air Conditioning
SERVICE MANUAL
Models
X-MULTI series
AD092XLERA
AD122XLERA
AD142XLERA
AD182XLERA
 Features
 High energy efficiency
 New designed structure: adjustable drainage pan, to select water drainage
from left or right side
 With new designed fan scroll, reduce the noise
 Connected with the X-MULTI outdoor unit
 Wired control type (standard), infrared control type (optional)
 Adjustable heating temperature compenstation
 Free combination, multiple connection types with different types of indoor
unit, total indoor load can be up to 135% than the standard match
 Central control and full automation, if connected with a central controller
 New friendly refrigerant R410a, zero ODP, environment protection
 Advanced technology, DC inverter control function
 Group control function
 Auto restart function
 Room card function
Manual code: SYJS-015-06REV.1 Edition: 2007-04-14

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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CONTENTS
Contents………………………………………………………...2
1. Description of products & features………………………..3
2. Specification…………………………………………………5
3. Installation instructions………..……………………………7
4. Wired controller functions………………………………….19
5. Electrical control functions………………………………….25
6. Troubleshooting……………………………..……………….31
7. Electrical data………………………………………………..34
8. Noise level……..…………………………………………….38
9. Air velocity distribution…………………..………………….40

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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1.Description of products & features
1.1. Products code explanation
AD 09 2 X L E R A
Climate type: T1 (see table 1)
Design number (R stands for design sequence, DC inverter
type)
Product type: A stands for heat pump type, refrigerant is R22
B stands for heat pump type, refrigerant is R407C
E stands for heat pump type, refrigerant is R410A
N stands for cool only type, refrigerant is R407C
Appearance character
Product series: X stands for multi-split series
Applicable voltage: 2 stands for 220-230V/50Hz,
4 stands for 220V/60Hz，N stand for 380-400V/50Hz
Cooling / Heating capacity,09=9000BTU/h
Product type : “B” stands for cassette type, “C” stands for
convertible type, ”D” stands for duct, “S” stands for wall
mounted type, "E" stands for ceiling concealed type, “U”
stands for outdoor unit
Air Conditioner
1.2 Brief Introduction for T1、T2、T3 working condition
1.3 Operating Range of Air Conditioners
Working temperature range
Rated Maximum Minimum
Indoor DB℃27 32 18
WB℃19 23 14
outdoor DB℃35 43 10
Cooling
WB℃24 26 6
Indoor DB℃20 27 15
WB℃14.5 -- --
outdoor DB℃7 24 -15
Heating
WB℃6 18 --
Climate type
Type of Air
Conditioner T1 T2 T3
Cooling Only 18 ℃~43℃10℃~35℃21℃~52℃
Heat pump -7℃~43℃-7℃~35℃-7℃~52℃
Electricity Heating ~43℃~35℃~52℃

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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1.4 Product features
High efficienct, can match with the universal outdoor unit
The outdoor unit can match with wall mounted type, duct and cassette type indoor unit. One set
outdoor can match with multiple indoor units, up to 3 sets. Even when you have already installed
the air conditioner, if you want to add or reduce one unit, go ahead freely as long as your operation
complies with our design. Greatly convenient for designer and installer.
Total indoor load can be up to 135% than the standard match
The total capacity of all indoor units can be 135% more than the mominal cooling capacity, but the
total indoor cooling capacity will not be increased.
New designed structure: adjustable drainage pan, to select water drainage from left
or right side
The new designed drainage pan can be drawed out and fixed on the opposite direction, which can
change the water drainage direction. Greatly convenient for installation and design.
Adopt the much friendlier refrigerant R410a
The air conditioner system adopts the greatly friendly refrigerant R410a, which is protective for the
ozone layer and is good to avoid the earth getting warmer. Benefit for the environment.
Adopt the advanced DC inverter technology
The system adopts the advanced DC inverter technology, which can consume less power energy to
realize the equal efficiency, saving money for you.
With new designed plastic fan scroll, reduce the noise
The fan scroll adopts the plastic material, which has greatly reduced the noise.
Wired controller YR-E12
The wired controller YR-E12 can control a single unit individually, also it can control the unit in
group of 16 indoor units. With plenty of functions: refer to the controller function section.
Auto–restart function (optional)
All indoor units have auto-restart function. When the power supply cut off suddenly, the unit will
automatically recover the previous running mode once the power supply is on.
Self-diagnostic function
In the course of operation, if the failure occurs, the failure code will display on the wired controller or
on the operation panel. Then according to the failure code chart, you can eliminate the failure soon.
Central control function, if connected with a central controller
That is convenient for building management.
Weekly timing function, if connected with a detector and a weekly timer
Adjustable heating temperature compensation
In heating mode, the temperature compensation can be adjusted by the remote controller. If you do
not want the compensation, you can set the compensation as 0 degree.

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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2. Specification
—— Cooling Heating Cooling Heating
W2500 2900 3500 3800
10‐³×m³/h 1.0 / 1.2 /
——
——
N, V, Hz
A 0.35 0.35 0.35 0.35
Type × Number ——
Speed r/min
Motor output power W
Air-flows (H/M/L) m³/h
Type / Diameter mm
Face area m²
Temp. scope ℃
External mm
Package mm
Drainage pipe material, diameter mm
——
——
mm
——
Noise level H/M/L dB(A)
Weight Net / Shipping kg / kg
Refrigerant Type ——
Liquid mm
Gas mm
——
—— Cooling Heating Cooling Heating
W4100 4600 5000 5500
10‐³×m³/h 1.6 / 2.0 /
——
——
N, V, Hz
A 0.85 0.85 0.85 0.85
Type × Number ——
Speed r/min
Motor output power W
Air-flows (H/M/L) m³/h
Type / Diameter mm
Face area m²
Temp. scope ℃
External mm
Package mm
Drainage pipe material, diameter mm
——
——
mm
——
Noise level H/M/L dB(A)
Weight Net / Shipping kg / kg
Refrigerant Type ——
Liquid mm
Gas mm
——
* o.d.=outer diameter; i.d.=inner diameter
Item Model AD092XLERA AD122XLERA
Function
Capacity
Dehumidifying capacity
Power cable 3 × (1.0~1.5mm2)
Communication cable 2x(0.75~1.25mm2), must be shielded
Power source 1, 220~230, 50
Running current
Fan CROSS × 1
550/500/450/400
Dimension
(L×W×H)
610/495/225
Controller type Wired controller YR-E12
Refrigerant control
CROSS × 1
1050/950/850/750 1050/950/850/750
30 30
550/500/450/400
Heat exchanger 7 7
about 0.12 about 0.12
cooling: 6~7 / heating: 43~60
610/495/225
695/536/265 695/536/265
(o.d./I.d.*) (o.d./I.d.*)
PMV on outdoor unit
Fresh air hole dimension //
Electricity Heater //
44/42/40/36 44/42/40/36
14/16 14/16
Piping
R410A R410A
Pipe 6.35 6.35
9.52 9.52
Item Model AD142XLERA AD182XLERA
Connecting method Flared Flared
Function
Capacity
Dehumidifying capacity
Power cable 3 × 0.75mm2
Communication cable 2x(0.75~1.25mm2), must be shielded
Power source 1, 220~230, 50
Running current
Fan CROSS × 2
830/780/700/650
Dimension
(L×W×H)
1090/500/218
Controller type Wired YR-E12
Refrigerant control
CROSS × 2
1270/1160/1020/900/ 1270/1160/1020/900/
80 80
830/780/700/650
Heat exchanger 7 7
about 0.23 about 0.23
cooling: 6~7 / heating: 43~60
Fresh air hole dimension //
1090/500/218
1161/536/269 1161/536/269
(o.d./I.d.*) (o.d./I.d.*)
Flared
25/29 25/29
PMV on outdoor unit
Electricity Heater //
49/46/44/40 49/46/44/40
Piping
R410A R410A
Pipe 6.35 6.35
12.7 12.7
Connecting method Flared

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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duct unit without auxiliary duct:
Note: ⊙is the real time
analyser position
Norminal condition: indoor temperature (cooling): 27℃DB/19℃WB, indoor temperature
(heating): 20℃DB
Outdoor temperature(cooling): 35℃DB/24℃WB, outdoor temperature(heating): 7℃DB/6℃
WB
The noise level will be measured in the third octave band limited values in the semi-anechoic
chamber, using a Real Time Analyser calibrated sound intensity meter. It is a sound pressure
noise level. The detailed method please refer to the following information:
Installation state: the unit should be placed on the flat floor or be mounted in horizontal
direction.
Testing method:
1.4m
2m
duct

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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3. Installation Instructions
6. The breaker of the air conditioner should be all-pole
switch; and the distance between its two contacts
should be no less than 3mm. Such means for
disconnection must be incorporation in the fixed wiring.
7. The waste batter shall be disposed properl .
8. The appliance is not intended for use oung children
or infirm persons without super vision.
9. Young children should be supervised to ensure that
the do not pla the appliance.
Do not obstruct or cover the ventilation
grille of the air conditioner. Do not put fingers
or an other things into the inlet/outlet and
swing louver.
Do not allow children to pla with the air
conditioner. In no case should children be
allowed to sit on the outdoor unit.
Specifications
The refrigerating circuit is leak-proof.
The machine is adaptive in following
situation:
1.Applicable ambient temperature range:
2. If the suppl cord is damaged, it must be
replaced b the manufacturer or its service
agent or a similar qualified person.
3. If the fuse on PC board is broken, please
change it with the t pe of T 3.15A /250VAC.
4. The wiring method should be in line with
the local wiring standard.
5. The power cable and connecting cable are
self-provided.
The requirement of the connecting cable:
All the cables shall have got the local
authentication certificate.
Cooling
Heating
Indoor
outdoor
Rated Maximum Minimum
27 32 18
19 23 14
35 43 10
24 26 6
20 27 15
14.5 -- --
7 24 -15
6 18 --
DB C
WB C
DB C
WB C
Indoor
outdoor DB C
WB C
DB C
WB C
Cautions
Model
Power cable: H05RN-F 3G 2.5mm2
AD092XLERA
AD122XLERA
AD142XLERA
AD182XLERA
Connecting cable
Signal wires: H05RN-F 2X1.5mm2

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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WARNING
1. Safety precautions
Please read these "Safet Precautions" first then accuratel execute the installation work.
Though the precautionar points indicated herein are divided under two headings,
and , those points which are related to the strong possibilit of an installation done in error
resulting in death or serious injur are listed in the section. However, there is also a possibilit
of serious consequences in relationship to the points listed in the section as well.
In either case, important safet related information is indicated, so b all means, properl observe all that
is mentioned.
After completing the installation, along with confirming that no abnormalities were seen from the operation
tests, please explain operating methods as well as maintenance methods to the user (customer) of this
equipment, based on the owner's manual.
Moreover, ask the customer to keep this sheet together with the owner's manual.
CAUTION
WARNING
WARNING
CAUTION
This s stem should be applied to places as office, restaurant, residence and the like. Application
to inferior environment such as engineering shop could cause equipment malfunction.
Please entrust installation to either the compan which sold ou the equipment or to a professional
contractor. Defects from improper installations can be the cause of water leakage, electric shocks
and fires.
Execute the installation accuratel , based on following the installation manual. Again, improper
installations can result in water leakage, electric shocks and fires.
When a large air-conditioning s stem is installed to a small room, it is necessar to have a prior
planned countermeasure for the rare case of a refrigerant leakage, to prevent the exceeding of
threshold concentration. In regards to preparing this countermeasure, consult with the compan
from which ou perchased the equipment, and make the installation accordingl . In the rare event
that a refrigerant leakage and exceeding of threshold concentration does occur, there is the danger
of a resultant ox gen deficienc accident.
For installation, confirm that the installation site can sufficientl support heav weight. When strength
is insufficient, injur can result from a falling of the unit.
Execute the prescribed installation construction to prepare for earthquakes and the strong winds
of t phoons and hurricanes, etc. Improper installations can result in accidents due to a violent falling
over of the unit.
For electrical work, please see that a licensed electrician executes the work while following the
safet standards related to electrical equipment, and local regulations as well as the installation
instructions, and that onl exclusive use circuits are used.
Insufficient power source circuit capacit and defective installation execution can be the cause of
electric shocks and fires.
Accuratel connect wiring using the proper cable, and insure that the external force of the cable is
not conducted to the terminal connection part, through properl securing it. Improper connection
or securing can result in heat generation or fire.
Take care that wiring does not rise upward, and accuratel install the lid/service panel.

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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PRECAUTION
Execute proper grounding. Do not connect the earth wire to a gas pipe, water pipe, lightening rod,
or a telephone ground wire. Improper placement of earth wires can result in electric shock.
An electric leakage breaker must be installed, otherwise electric shock or other accidents would
occur.
After completion of the installation, the air conditioner shall be electrified to check for electric leakage.
2. Preparation for installation
Installation tools
7 Pipe Cutter 14 Refrigeration Oil
6 Spanner 13 Scraper or File
5 Shifting Spanner 12 Measuring Tape
4 Inner Hexagon Spanner 11 Leakage Checker or Soap Liquid
3 60mm Drill 10 Clippers
2 Steel Saw 9 Knives
1 Screw Driver (flat head, wabbler, triangle) 8 Pipe Expander
Self-contained accessories
3. Accessories for installation
Name of
Parts
No. A B
CD EF
Non-adhesive
Tape
Adhesive
tape
Connecting
Hose
G psum
powder
Drain hoseHeat insulation
material
WARNING
Its improper installation can also result in heat generation or fire.
When setting up or moving the location of the air conditioner, do not mix air etc. or an thing other than
the designated refrigerant within the refrigeration c cle.
Rupture and injur caused b abnormal high pressure can result from such mixing.
Alwa s use accessor parts and authorized parts for installation construction. Using parts not authorized
b this compan can result in water leakage, electric shock, fire and refrigerant leakage.
CAUTION
Execute proper grounding. Do not connect the ground wire to a gas pipe, water pipe, lightning rod
or a telephone ground wire. Improper placement of ground wires can result in electric shock.
The installation of an earth leakage breaker is necessar depending on the established location of
the unit. Not installing an earth leakage breaker ma result in electric shock.
Do not install the unit where there is a concern about leakage of combustible gas.
The rare event of leaked gas collecting around the unit could result in an outbreak of fire.
For the drain pipe, follow the installation manual to insure that it allows proper drainage and thermall
insulate it to prevent condensation. Inadequate plumbing can result in water leakage and water
damage to interior items.

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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. Choose the installation place
Install the indoor unit where the weight of the unit can be supported.
Install the indoor unit where the heat source and steam source are not close and the unit inlet and outlet
are not blocked.
Install the indoor unit where the drainage is eas and the outdoor unit can be easil connected. Install the
indoor unit where its cold air and hot air can be easil sent to all the corners of the room.
Install the indoor unit where the power socket is near and there is sufficient space around the indoor unit.
Install the indoor unit where there is no T.V set, radio set, and wireless appliance underneath, and the
sunlight lamp is over one meter awa .
If the remote controller is installed on the wall, the indoor unit shall be ensured to receive the signal while
the sunlight lamp is on.
Installation dimension:(mm)
Unit model
AD142XLERA
AD182XLERA
AD122XLERA
AD092XLERA
a
1002
538
b
483.5
483.5
c
131
131
d
1105
610
e
255
255
f
105
105
g
880
418
h
970
508
i
220
220
1.This series' indoor units are all low static pressure t pe(max. 20 Pa external static pressure
available ).
2.An access port must be provided during installation of indoor unit for maintenance.
1. Drill a hole in the wall and insert the connecting pipe and wire through a PVC wall-through tube
purchased locall . The wall hole shall be with a outward down slope of at least 1/100. (See
Figure 1)
2. Before drilling check that there is no pipe or reinforcing bar just behind the drilling position.
Drilling shall avoid at positions with electric wire or pipe.
3. Mount the unit on a strong and horizontal building roof. If the base is not firm, it will cause
noise, vibration or pipe broken and refrigerant leakage (see Figure 6).
4. Support the unit firml .
5. Change the form of the connection pipe, connection wire and drain pipe so that the can go
through the wall hole easil .
5. Installation procedure
NOTE!
Fig 1
a
b
c
d
e
f
g
h
i

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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The distance between air duct outlet and air conditioner outlet is according to the length of actuall
installed air duct and in service behavior of the static pressure terminal: Installation sketch map for long
and short air duct is showed below, when connect to short air duct, using low static terminal (terminal color
is white), the distance between air duct outlet and air conditioner outlet is no more than 0.5m; when
connect to long air duct, using middle static terminal (terminal color is red), the distance between air duct
outlet and air conditioner outlet could be within 5m at this point.
As figure shown, suspend and install the unit.
Drain piping of condensed water should keep a downhill grade of 1% or more. Use insulating pipe to cover
the drain piping of condensed water to keep warmth.
Figure 5
Figure 6
When installing the ceiling concealed t pe indoor unit, a speciall designed return air bellows shall be
installed, as shown in Figure 3, Figure 4.
Figure 3
Figure 4
A
Installing building roof
Ceiling
Air suppl Air outlet duct
Unit
Return air
Return air bellows
Air outlet grille
Air suppl
No obstacles
within 1 m(0Pa) Unit
Return air
Return air bellows
0.5m(0Pa)or 5m(50Pa)
Each air return and suppl duct should fix to the floor precast slab b using an iron stand. Use glue to seal
the interface closel . Recommend the distance between the air return duct and the wall is more than
150mm.
air return shutter
air return duct
sling dog
drain piping
transition
air duct
air outlet
duct air diffuser
joint of air diffuser
M8 broad foundation bolt
M8 suspension screw
M8 broad lock ring
M8 nut
Unit

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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2. Installation of air return duct
3. Air duct insulation
Use M8 or M10 suspension screws (4, prepared in the field) (when the suspension screw height exceeds
0.9 m, M10 size is the onl choice). These screws shall be installed as follows with space adapting to air
conditioner overall dimensions according to the original building structures.
Use rivets to connect the air return duct to the air return inlet of the indoor unit. The other end connects to the
air return shutter. as shown in Fig.2.
Installation for air duct indoor unit
This t pe of unit uses circular air duct with its caliber of 180mm.
An additional transitive air duct is necessar for the circular air duct to connect to the air suppl inlet. It
should be also connected to its respective air diffuser separatel . See Fig.1. Adjust the wind speed of each
air diffuser outlet to keep in line on the whole, so as to meet a demand of the air conditioner in the room.
1. Installation of air discharge duct
Indoor unit
flexible joint or
static pressure
box
transitive air duct
circular air duct
joint of air diffuser
air diffuser
Fig1: Duct connected
indoor unit
air return
shutter
rivet
air return
duct
Fig2: Duct return connected
Insulation la er is needed for air suppl and return duct. First, paste a glue nail to the air duct, and then
attach the insulation cotton that has a tinfoil la er and use the glue nail cover to fix. Finall , seal the air duct
interface with tinfoil adhesive tape closel . as shown in Fig3.
galvanized
board
glue nail
insulating
fabric tinfoil adhesive tape
glue nail cover
Fig3
Installing the suspension screw
Wooden structure
A square wood shall be supported b the beams and then set the suspension screws.
Square wood
Suspension
screw
Beam

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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Original concrete slab
Use hole hinge, hole plunger or hole bolt.
Steel reinforcement structure
Use steel angle or new support steel angle directl .
Hanging of the indoor unit
Fasten the nut on the suspension screw and then hang the suspension screw in the Tslot of the
suspension part of the unit.
Aided with a level meter, adjust level of the unit within 5 mm.
New concrete slab
To set with embedded parts, foundation bolts etc.
Iron reinforcement
Knife embedded part
Foundation bolt
Guide plate embedded part Pipe suspension foundation bolt
Hanging bolt
Suspension screw Support steel angle
In order to drain water normall , the drain pipe shall be processed as specified in the
installation manual and shall be thermal insulated to avoid dew generation. Improper hose
connection ma cause indoor water leakage.
CAUTION
Requirements
The indoor drain pipe shall be thermal insulated.
The connection part between the drain pipe and the indoor unit shall be insulated so as to prevent dew
generation.
The drain pipe shall be slant downwards (greater than 1/100). The middle part shall not be of St pe elbow,
otherwise abnormal sound will be produced.
The horizontal length of the drain pipe shall be less than 20 m. In case of long pipe, supports shall be provided
ever 1.5  2m to prevent wav form.
Central piping shall be laid out according to the following figure.
Take care not to appl external force onto the drain pipe connection part.
Wall
Outside
Slant
Drain pipe (supplied
b the user)
VP30
To the largest (app. 10cm)
Down slope above 1/100
S t pe elbow
1.5m~2m Support
Insulation
(supplied b
the user)
Down slope
above 1/100

Commercial Air Conditioner Model: AD09/12/14/182XLERA
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Supplementar refrigerant
The refrigerant supplementation shall be as specified in the installation instructions attached with the outdoor
unit. The added refrigerant shall be R22.
The adding procedure shall be aided with a measuring meter for a specified amount of supplemented
refrigerant
Pipe cutting and expanding
If the pipe is too long or the flare is damaged, it needs to be cut or expanded.
Allowable pipe length and drop
These parameters differ according to the outdoor unit. See the instruction manual attached with the outdoor
unit for details.
Pipe and insulation material
Hose
Drain pipe size: Ø19.05mm2 (3/4") PVC pipe.
The hose is used for adjusting the off-center and angle of the rigid PVC pipe.
Drain confirmation
During trial run, check that there is no leakage at the pipe connection part during water draining even in
winter.
Rigid PVC pipe VP31.5mm (internal diameter)
Pipe
Foamed PE with thickness above 7mm
Insulation
Wrap the hose and its clamp until to the indoor
unit without an clearance with insulating
material, as shown in the figure.
Insulation treatment:
Directl stretch the hose to install without making an deformation.
The soft end of the hose must be fastened with a hose clamp.
Please appl the hose on horizontal part
Hose Hose clamp
Subsidiar insulation Insulation
Rigid PVC pipe
Requirement
Overfilling or underfilling of refrigerant will cause compressor fault. The amount of the added refrigerant shall
be as specified in the instructions.
1. Pipe cutting 2. Removing burrs 3.Insertion nut 4. Pipe expansion

Commercial Air Conditioner Model: AD09/12/14/182XLERA
-15-
The connection of indoor unit pipes must use double spanners.
The installing torque shall be as given in the following table.
Double-spanner
operation
Pipe expansion dimensions as follows:
Pipe expander
A
Piping Connection
Flare connection Gas pipe 3-wa valve
Indoor
Unit
Outdoor
unit
Liquid
pipe 2-wa valve
Flare connection
AD092XLERA
AD122XLERA
AD142XLERA
AD182XLERA
Flare connection Gas pipe 3-wa valve
Indoor
Unit
Outdoor
unit
Liquid
pipe 2-wa valve
Flare connection
A
To outdoor unit
To gas pipe
A (adaptor, from 9.52 to 12.7)
6.35 mm (1/4") 0.8 ~ 1.5
9.52 mm (3/8") 1.0 ~ 1.8
12.7 mm (1/2") 1.2 ~ 2.0
Pipe diameter ØSize A (mm)
Connecting pipe
O.D.(mm)
Ø6.35
Ø9.52
Ø12.70
Installing torque
(N-m)
11.8 (1.2kgf-m)
24.5 (2.5kgf-m)
49.0 (5.0 kgf-m)
Increased installing
torque (N-m)
13.7 (1.4 kgf-m)
29.4 (3.0 kgf-m)
53.9 (5.5 kgf-m)
Slope Damage Bur Partial Overlong
Correct Incorrect

Commercial Air Conditioner Model: AD09/12/14/182XLERA
-16-
1. Indoor unit communication addresses setting
CAUTION! FAIL TO DO THIS, THE UNIT WILL NOT WORK.
(2). Address setting procedure when using the DIP switches SW01 and SW03.
A. The DIP switches SW01 and SW03 are on the indoor unit PCB.
B. Change the position of DIP 7 of SW01 from OFF to ON, if fail to do this, the addresses set b SW03 will
not work.
C. Use SW03 to set the addresses as following (DO NOT CHANGE OTHER DIP SWITCHES):
(1).Please note that the address must be set as following:
1 2 3 4 5 6 7 8
ON
OFF
SW01 SW03
1 2 3 4 5 6 7 8
ON
OFF
ON
OFF
1 2 3 4 5 6 7 8
ON
OFF
1 2 3 4 5 6 7 8
ON
OFF
1 2 3 4 5 6 7 8
INDOOR UNIT
ADDRESS
1
2
3
4
OUTDOOR
VALVE
A
B
C
D
This kind of indoor units can only set the address by using the Dip Switches.
.Trial operation
The person who has completed this installation shall be requested to conduct a test operation for check:
Is the temperature adjuster working normall ?
Does the location for installation conform to requirements?
Indoor unit that connect to valve A, the address must be 1;
Indoor unit that connect to valve B, the address must be 2;
Indoor unit that connect to valve C, the address must be 3;
Indoor unit that connect to valve D, the address must be ;
2.Installation check and trial operation
Check the La out of the Drain Pipe and Connection Wires, and also the piping and address setting.
The drain pipe should be placed underneath, and the connection wires should be placed upside;
and the drain pipe especiall the section inside the machine and indoors must be wound up with
insulating material to preserve heat. The drain pipe shall be sloped and no concave and convex
shall occur along the whole pipe. And the cases as the right figure indicates shall not occur.
3.Installation check
Is power suppl voltage required?
Is water completel drained to outdoors?
Are power wire and connection wires between indoor and outdoor units correctl connected?
Is an gas leaked from the pipe connectors?
Are series numbers of the terminals on the indoor and outdoor units corresponding to each other?
Is the connection section of the auxiliar pipe insulated? Is the indoor unit fixed firml ?
Is noise big?
Winding up with Protective Plastic Tape.The connection pipes,drain pipe, and the connection wires shall be
wound up with PVC tape.

Commercial Air Conditioner Model: AD09/12/14/182XLERA
-17-
The connection pipes shall also be wound up with insulating material to preserve
the temperature. The airing direction shall be from bottom to top.
NOTE!
1 Wiring method of ring terminal
For connecting line which end is a ring,its wiring method as shown in the right figure: remove wiring screw and
pass it through the end ring of connecting line,then connect it to the terminal block and tighten screw.
Wiring methods:
Ring Terminal
T
B
Brazed seam
B=8.0-9.0(mm)
d=4.3-5.3(mm)
T=1.0-2.0(mm)
(For our reference)
d
Wiring method of ring terminal
L N
2 Wiring method of straight terminal
For connecting line whose end is not a ring, its wiring method as follows: loosen wiring screw and insert the end
of connecting line totall into the terminal block,then tighten the screw and pull the connecting line slightl to
confirm that it is clamped firml .
Correct crimp
connection of wire
Terminal block
Incorrect crimp
connection of wire
Crimp connection
clamp
3 Crimp connection method of connecting line
After finishing wiring.connecting line must be fastened b wire clamp,which is pressed on the external sheath of
the connecting line, as shown in the figure:

Commercial Air Conditioner Model: AD09/12/14/182XLERA
-18-
4 Wiring of indoor unit
The distance between the signal wires and the power cabes should be at least 50mm.
C
BA
Q
P
1(L) 2(N) 2(N)1(L) PQABC
L N C1 C2
To other
indoor unit
To wired controller(A,B,C)
To outdoor unit
(P Q)
06
FAILURE CODE
(CHECK THE WIRED
REMOTE CONTROLLER)
TROUBLE SHOOTING
(indoor unit)
Failure code(* shows the failure is resumable)
Abnormal communication
between wired controller and
indoor unit PCB
Drainage s stem abnormal
The short-connector disconnected, or at wrong
position, or the float switch broken down or the
float switch disconnected,or at wrong position
*
*
*
*
*
*
*
Waring:
1.Incorrect address setting will cause abnormal to the s stem.
2.Communication cable must be use sheilded t pe.
Communication cable (Shield wire):
H05RN-F 2X1.5 mm2
Power cable : H05RN-F 3G 2.5 mm2
POSSIBLE REASONS
Fault temperature sensor Tai 01 Sensor disconnected, or broken, or at wrong
position, or short circuit
Fault temperature sensor Tc1 Sensor disconnected, or broken, or at wrong
position, or short circuit
Fault temperature sensor Tc2 03 Sensor disconnected, or broken, or at wrong
position, or short circuit
Fault temperature sensor Tm 04 Sensor disconnected, or broken, or at wrong
position, or short circuit
Fault EEPROM on indoor
unit PCB 05 Fault indoor unit PCB
Abnormal communication
between indoor and outdoor unit
Wrong connection, or the wires be
disconnected, or wrong address setting of
indoor units, or fault power suppl or fault
PCB
02
Abnormal communication
between chip TMP/807 and chip
TMP/846
0E Fault indoor unit PCB
Indoor unit address repeated 09 Wrong setting of indoor unit address
07
Wrong connection, or use the wired controller
be disconnected, fault PCB
08

Commercial Air Conditioner Model: AD09/12/14/182XLERA
-19-
4. Wired controller functions
Buttons function：
MODE：used for select indoor operation mode.
FAN：used for select indoor air flow.
SWING：used for setting indoor swing mode.
HEALTH：used for setting indoor health function.
TEMP + -：used for changing set temperature.
CLOCK：used to adjust time.
+、-：stands for time plus/minus, used to adjust time.
TIMER：used to set timer mode.
RECOVERY：used to switch over air-exchanging mode.
CHECK：auto-diagnostic button.
FILTER：filter-cleaned button.
RESET：reset correct mode button.
Display description：
[MODE] [AUTO]：auto operation mode
[MODE] [FAN ONLY]：air-throwing mode
[MODE] [COOL]：Cooling operation mode
[MODE] [DRY]：Dehumidification mode
[MODE] [HEAT]：Heating operation mode
[MODE] [HEAT] [TES]：In heating mode, auxiliary electric heater is running. Only when the
unit with auxiliary electric heater is in auxiliary electric heating mode, it will display.
[FAN] [AUTO]：auto fan running
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Commercial Air Conditioner Model: AD09/12/14/182XLERA
-20-
[FAN] [HIGH]：high fan speed
[FAN] [MED]：medium fan speed
[FAN] [LOW]：low fan speed
[FAN] [FIX]：fixed fan speed, it will display only when fixed fan speed is requested to main
indoor unit.
[CENTRAL]：central control mode
[OPERATION] ：running mode
[STAND BY] ：waiting mode
[PRE-HEAT] ：pre-heating mode
[DEFROST]：defrosting mode
[FILTER] ：request of filter to be cleaned
[HEALTH]：health function
[UNIT NO.]
[CEN.ADD]：central control address, the address number will display on “88”
[SYS.ADD.]：system address, the address number will display on “88”
[CHECK]：auto-diagnostic, trouble shooting
[DEMAND]：compulsory operation function, when it works, [CENTRAL] will flash
[SWING]：swing mode
[ROOM TEMP.]：indoor ambient temperature
[SET TEMP.]：set admired temperature
[TIMER][ON] ：timer function is on, it will switch over in the sequence below:
[ON][OFF] →[ON][OFF][DAILY] →[ ]
[TIMER][OFF] ：timer function is off
[TIMER][ON][OFF] ：timer function ON-OFF
[TIMER][ON][OFF][DAILY]：timer ON-OFF will switch over in turn daily
[CLOCK]：clock display, the displaying time is the current time of the clock.
[UP]、[DOWN]：indicator of filter elevating
[VENTILATION][AUTO]：auto ventilation mode
[VENTILATION][RECOVERY]：fully heat exchanging ventilation mode
[VENTILATION][NORMAL]：normal ventilation mode
FAN ONLY OPERATION：
1）Start up operation: press the button of ON/OFF, the system will start up, and will display
[MODE][AUTO]；[FAN][AUTO]；[ROOM TEMP.]+“24℃”；[CLOCK]+”12：00”.
2）Select MODE: press the MODE button, then you will see in the display section [MODE]
switch over in below sequence:[FAN ONLY]→[COOL]→[DRY]→[HEAT]→[AUTO]→
[FAN ONLY]. Select [FAN ONLY].
3）Select fan speed: press FAN button, then you see in the display section [FAN] switch over
in below sequence: [HIGH]→[MED]→[LOW]→[HIGH]. Select proper fan speed.
4）Power off: press ON/OFF button, indoor unit will be powered off, there are only time and
the ambient temperature in the screen.