Haier AB182ACERA User manual

Commercial Air Conditioning
SERVICE MANUAL
Models
AB182ACERA
AC182ACERA
 Features
 High energy efficiency class-A
 New designed panel 700*700 with 600*600 cassette unit
 Can be connected with the universal outdoor unit AU182AFERA
 Infrared control type or wired control type
 Central control and full automation, if connected with a central controller
 Low ambient cooling kit (optional) and low ambient heating kit (optional)
 New friendly refrigerant R410a, environment protection
 Advanced technology, DC inverter control function
 Built-in high-head water pump for cassette unit
 Pre-set fresh air inlet for cassette unit
 Left-side and right-side drainage hole for convertible unit
 Optional installation types for convertible unit: on the ceiling or on the floor
 Weekly timer (standard)
 Group control function
 Auto check of troubles
 Auto restart function
 Room card function
Manualcode:SYJS-011-05REV.0 Edition: 2005-10-08

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
2
CONTENTS
Contents………………………………………………………...2
1. Description of products & features………………………..3
2. Specification…………………………………………………5
3. Safety precaution……………………………………………8
4. Net dimension……………………………………………….10
5. Installation instructions………..……………………………11
6. Parts and functions…………………………………………24
7. Infrared controller functions………………………………..25
8. Electrical control functions…………………………………35
9. Electrical data……………………………………………….50
10.Performance curves.......................................................55
11. Noise level charts..........................................................57
12. Air velocity distribution……………………………………58

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
3
1.DESCRIPTION OF PRODUCTS & FEATURES
1.1. Products code explanation
AB 18 2 A C E R A
Climate type: T1 (see table 1)
Design number (R stands for design sequence, DC inverter
frequency 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
Q stands for cool only type, refrigerant is R410A
Design number
Product series: A stands for 1 to 1
Applicable voltage: 2 stands for 220~230V/50Hz,
4 stands for 220V/60Hz，N stand for 380~400VAC/50Hz
Cooling / Heating capacity,18=18000BTU/h
Product type : “B” stands for cassette type, “C” stands for
convertible type, ”D” stands for duct, “S” stands for wall
mounted type, ”Q” stands for chiller system, "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
Temp. Mode Rated Maximum Minimum
DB ℃27 32 15
Indoor
WB ℃19 23 14
DB ℃35 43 -5
Cooling
Outdoor
WB ℃24 26 6
DB ℃20 27 10
Indoor
WB ℃14.5 --- --
DB ℃7 23 -10
Heating
Outdoor
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: AB182ACERA
AC182ACERA
4
1.4 Product features
New designed panel 700*700 with the 600*600 cassette unit
New designed swing louver with the non smooth surface, which can hold back the condensant water.
New designed filter lock, which will fix the filter more firmly than before.
Adopts the stepping motor, give the louver a larger swing angel.
New fan with bigger diameter fan blade, sending out larger air flow.
Electric control box is located in the unit, convenient to maintain.
The cassette indoor unit adopts the panel whose dimension is identical to that of ceiling, after installation,
the unit will be accordant with the decoration decor.
Can be connected to the universal outdoor unit AU182AFERA
The universal outdoor unit can match with all types of indoor unit with the same capacity, such as the
cassette type, the convertible type, the duct type, the wall mounted type, and the cabinet type, etc.
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.
Smart newly designed infrared remote controller
The unit can be controlled by the newly designed infrared remote controller YR-H71, which can realizes
many functions such as heating, cooling, fan, swing, fresh, health, filter up/down, electric heating, etc.
Furthermore, the remote controller can be compatible with many old controllers, more convenient for
utilizing.
Auto-check function
The unit can display the malfunction codes on the control board by using advanced auto-check
technology, convenient for user find and dwell with the abnormal running.
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.
Room card function
The unit can be used for the hotel or other buildings due to the room card function, which function can
realize the power ON/OFF by putting on or off a card. Easy to manage the building.
Central control function, if connected with a central controller
Low ambient cooling kit (optional) and low ambient heating kit
(optional)
If the unit is equipped with the low ambient cooling/heating kit, it can realize the cooling/heating
operation under the serious condition of ambient temperature is –15degree.
Weekly timing function

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
5
2. SPECIFICATION
Function coolin
g
heatin
g
Capacity kW 5.0（1.8--5.8）5.2（2.0---6.2）
Sensible heat ratio 0.71 /
W1660（550---240
0
）1730（600---230
0
）
W2650 2650
EER or COP W/W 3.01 3.01
Dehumidifying capacity 10‐³×m³/h
Power cable
Power source N, V, Hz
A / A 7.8
(
3.0---10.5）
/
12.0 8.0（3.2---10）
/
12.0
Start Current A 3A 3A
Circuit breaker A 25A 25A
Unit model (color)
Type × Number
Speed(H-M-L) r/min
Fan motor output power kW
Air-flow(H-M-L) m³/h
Type / Diameter mm
Total Area m²
Temp. scope ℃
External （L×W×H）mm×mm×mm
Package （L×W×H）mm×mm×mm
Drainage pipe (material , I.D./O.D.) mm
Control type (Remote /wired)
Fresh air hole dimension mm
Outlet distribution hole dimension mm
kW
dB(A)
kg / kg
External （L×W×H）mm×mm×mm
Package （L×W×H）mm×mm×mm
kg / kg
Type / Charge g
Recharge quantity g/m
Liquid mm
Gas mm
Connecting Method
m
m
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, using a Real Time Analyser calibrated sound
intensity meter. It is a sound pressure noise level.
flared
Between I.D &O.D MAX.Drop 15
MAX.Pi
p
in
g
len
g
th 30
PIPING
Refrigerant R410A/1850
35
Pipe 6.35
12.7
Weight (Net / Shipping) 25/27
Panel
Dimension 700×700×60
740×750×115
Weight (Net / Shipping) 3.5/4.5
Electricity Heater 0
Noise level (H-M-L) 44/----
PVC 26/32
Remote
95
/
2-7
Dimension 570×570×260
718×680×380
Indoor unit
AB182ACERA(WHITE)
Fan
centrifugal*1
760/650/520
0.05
700/-----
Heat exchanger
inner grooved pipe/φ7
1.23
2.1
4.0×3
1, 220--230, 50
Running /Max.Running
Item Model AB182ACERA
Total power input
Max. power input
2. Specification

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
6
Function coolin
g
heatin
g
Capacity kW 5.1(1.8--5.8) 6.0(2.0---7.1)
Sensible heat ratio 0.71
W 1690(550---2650) 1650(600---2650)
W 2650 2650
EER or COP W/W 3.01 3.63
Dehumidifying capacity 10‐³×m³/h
Power cable
Power source N, V, Hz
A / A 8.0
(
3.0--12.0）
A
7.8
(
3.2--12.0）
A
Start Current A 3 3
Circuit breaker A 25 25
Unit model (color)
Type × Number
Speed(H-M-L) r/min
Fan motor output power kW
Air-flow(H-M-L) m³/h
Type / Diameter mm
Total Area m²
Temp. scope ℃
External （L×W×H）mm×mm×mm
Package （L×W×H）mm×mm×mm
Drainage pipe (material , I.D./O.D.) mm
Control type (Remote /wired)
Fresh air hole dimension mm
kW
dB(A)
kg / kg
Type / Charge g
Recharge quantity g/m
Liquid mm
Gas mm
Connecting Method
m
m
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, using a Real Time Analyser calibrated
sound intensity meter. It is a sound pressure noise level.
flared
Between I.D &O.D MAX.Drop 15
MAX.Piping length 30
PIPING
Refrigerant R410A/1850
35
Pipe 6.35
12.7
Noise level (H-M-L) 50/45/40
Weight (Net / Shipping) 30/39
PVC 18/20
Remote
/
Electricity Heater /
2-7
Dimension 1090×655×199
1150×750×300
Indoor unit
AC182ACERA(WHITE)
Fan
CENTRIFUGALX2
1150/1050/850
0.05
750/650/550
Heat exchanger
inner grooved pipe/φ7
0.45
1.8
4.0×3
1, 220--230, 50
Running
Item Model AC182ACERA
Total power input
Max. power input

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
7
built-in-ceiling unit:
Note: ⊙is the real
time analyser
position
Installation state: the unit should be placed on the flat floor or be mounted in horizontal direction.
Testing method:
mounting-on-ceiling unit:
1m
1m
1.4m

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
8
3. Safety precaution
Carefully read the following information in order to operate the airconditioner correctly.
Below are listed three kinds of Safety Cautions and Suggestions.
WARNING!
CAUTION! Incorrect operations may result in injuries or machine damages; in some cases may
cause serious consequences.
Incorrect operations may result in severe consequences of death or serious injuries.
INSTRUCTIONS: These information can ensure the correct operation of the machine.
Be sure to conform with the following important Safety Cautions.
The Safety Cautions should be at hand so that they can be checked at any time when needed.
If the conditioner is transferred to the new user, this manual should be as well transferred to the new user.
WARNING!
If any abnormal phenomena is found
(e. g.smell of firing), please cut off the
power supply immediately, and contact
the dealer to find out the handling
method.
Don't dismantle the outlet of the
outdoor unit.
The exposed fan is very dangerous
which may harm human beings.
switch
off
In such case, to continue using the
conditioner will damage the conditioner,
and may cause electrical shock or fire
hazard.
Incorrect maintenance and repairment
may cause water leak, electrical shock
and fire hazard.
When the unit needs maintenance and
repairment, please call dealer to handle it.
After the unit being used for a long time,
the base should be checked for any
damages.
If the damaged base is not repaired, the
unit may fall down and cause accidents.

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
9
Air-conditioner can't be installed in
the environment with inflammable
gases because the inflammable gases
near to air-conditioner may cause fire
hazard.
Connect earthing wire.
Use discharge pipe correctly to ensure
efficient discharge.
Earthing wire should not be con-
nected to the gas pipe, water pipe,
lightning rod or phone line, in-correct
earthing may cause shock.
Incorrect pipe use may cause water
leaking.
Earthing
WARNING!
Installed electrical-leaking circuit
breaker.
It easily cause electrical shock without
circuit breaker.
Please let the dealer be responsible for
installing the conditioner.
Incorrect installation may cause water
leak, electrical shock and fire hazard.
Call the dealer to take measures to
prevent the refrigerant from leaking.
If conditioner is installed in a small
room be sure to take every measure in
order to prevent suffocation accident
even in case of refrigerant leakage.
When conditioner is removed or
reinstalled, dealer should be responsible
for them.
Incorrect installation may cause water
leaking, electrical shock and fire hazard.
Nothing or nobody is permitted to
placed on or stand on outdoor unit.
The falling of goods and people may
cause accidents.
Don't operate the air-conditioner with
damp hands.
Otherwise will be shocked.
Only use correctly-typed fuse.
May not use wire or any other materials
replacing fuse, other-wise may cause
faults or fire accidents.

Commercial Air Conditioner Model: AB182ACERA
AC182ACERA
10
4. Net dimension
B9 A9
:;9
GFEH D
><>SS 7JMZ]MMT [ VMT QUT VURM 8
LXIQTIOM VQVM OI VQVMRQW[QL VQVM
>@9SS 7QTLUUX [TQZ LQSMT QUT8
?>9SS 7KMQRQTO UVMTQTO LQSMT QUT8
@99SS 7VITMR LQSMT QUT8
>@9SS 7QTLUUX [TQZ LQSMT QUT8
?>9SS 7KMQRQTO UVMTQTO LQSMT QUT8
@99SS 7VITMR LQSMT QUT8
GFEH D
B>
:=9
:A9
NXM P IQX PURM
[ VMT QUT PURLMX
<;9SS
:>9SS
?9SS
U\MXRIVML LQ ZITKM JMZ]MMT ZPM KMQRQTO
ITL ZPM VITMRC ;>SS
KMQRQTO VITMR
AB182ACERA:
AC182ACERA:
240
100
900
990
655
200
880
620
605
600
40 35 35 30
199