Haier AB242ACBAC User manual

Please read this operation manual
before using the air conditioner.
No.0010571464
OPERATION
MANUAL
AB242ACNAC
AU242AANAC
(HBU-24CL03/R1)
AB28NACNAC
AU28NAANAC
(HBU-28CM03/R1)
AB36NACNAC
AU36NAANAC
(HBU-36CM03/R1)
AB42NACNAC
AU42NAANAC
(HBU-42CM03/R1)
CASSETTE AIR CONDITIONER
AB242ACBAC
AU242AABAC
(HBU-24HL03/R1)
AB282ACBAC
AU282AABAC
(HBU-28HL03/R1)
AB36NACBAC
AU36NAABAC
(HBU-36HM03/R1)
AB42NACBAC
AU42NAABAC
(HBU-42HM03/R1)

CONTENTS
Cautions ...........................................................................................
Introduction to spare parts............................................................
Remote controller operation ............................................................
Guide to operation.....................................................................
Maintenance.................................................................................
Trouble shooting .............................................................................
1-5
6-8
9
10-17
18-21
22

CAUTIONS
1
Disposal of the old air conditioner
Before disposing an old air conditioner
that goes out of use, please make sure it's
inoperative and safe. Unplug the air
conditioner in order to avoid the risk of
child entrapment.
It must be noticed that air conditioner
system contains refrigerants, which require
specialized waste disposal. The valuable
materials contained in a air conditioner can
be recycled. Contact your local waste
disposal center for proper disposal of an
old air conditioner and contact your local
authority or your dealer if you have any
question. Please ensure that the pipework
of your air conditioner does not get
damaged prior to being picked up by the
relevant waste disposal center, and
contribute to environmental awareness by
insisting on an appropriate, anti-pollution
method of disposal.
Disposal of the packaging of your new
air conditioner
All the packaging materials employed in
the package of your new air conditioner
may be disposed without any danger to the
environment.
The cardboard box may be broken or cut
into smaller pieces and given to a waste
paper disposal service. The wrapping bag
made of polyethylene and the polyethylene
foam pads contain no fluorochloric
hydrocarbon.
Consult your local authorities for the name
and address of the waste materials collecting
centers and waste paper disposal services
nearest to your house.
Safety Instructions and Warnings
Before starting the air conditioner, read the
information given in the User's Guide
carefully. The User's Guide contains very
important observations relating to the
assembly, operation and maintenance of the
air conditioner.
The manufacturer does not accept
responsibility for any damages that may
arise due to non-observation of the following
instruction.
Damaged air conditioners are not to be
put into operation. In case of doubt, consult
your supplier.
Use of the air conditioner is to be carried
out in strict compliance with the relative
instructions set forth in the User's Guide.
Installation shall be done by professional
people, don't install unit by yourself.
All these valuable materials may be taken to a
waste collecting center and used again after
adequate recycling.
For the purpose of safety, the air
conditioner must be properly grounded in
accordance with specifications.
Always remember to unplug the air
conditioner before opening inlet grill. Never
unplug your air conditioner by pulling on the
power cord. Always grip plug firmly and
pull straight out from the outlet.

CAUTIONS
2
All electrical repairs must be carried out
by qualified electricians. Inadequate repairs
may result in a major source of danger for
the user of the air conditoiner.
Do not damage any parts of the air
conditioner that carry refrigerant by
piercing or perforating the air conditioner's
tubes with sharp or pointed items, crushing
or twisting any tubes, or scraping the
coatings off the surfaces. If the refrigerant
spurts out and gets into eyes, it may result
in serious eye injuries.
Do not obstruct or cover the ventilation
grille of the air conditioner. Do not put
fingers or any other things into the
inlet/outlet and swing louver.
Do not allow children to play with the air
conditioner. In no case should children be
allowed to sit on the outdoor unit.
Specifications
The refrigerating circuit is leak-proof.
1.Applicable ambient temperature range:
The machine is adaptive in following
situation
Cooling
Heating
Indoor Maximum:
Minimum: D.B / W.B
D.B / W.B
D.B
Outdoor Maximum:
Minimum: D.B
D.B
Indoor Maximum:
Minimum: D.B
Outdoor Maximum:
Minimum:
43 C/ 26 C
D.B / W.B 24 C/ 18 C
20 C
27 C
15 C
18 C/ 14 C
32 C/ 23 C
AB242ACNAC
AU242AANAC
(HBU-24CL03/R1)
Model
H07RN-F
5G 2.5mm2
H07RN-F
3G 4.0mm2
2. If the supply cord is damaged, it must be
replaced by the manufacturer or its service
agentor a similar qualified person.
3. If the fuse on PC board is broken please
change it with the type of T. 3.15A/250VAC.
AB28NACNAC
AU28NAANAC
(HBU-28CM03/R1)
AB36NACNAC
AU36NAANAC
(HBU-36CM03/R1)
AB42NACNAC
AU42NAANAC
(HBU-42CM03/R1)
AB36NACBAC
AU36NAABAC
(HBU-36HM03/R1)
AB42NACBAC
AU42NAABAC
(HBU-42HM03/R1)
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
power cable:
The connecting cable should be H05RN-F
4G 0.75mm.
All the cables shall have got the European
authentication certificate.
6. The breaker of the air conditioner should
be all-pole switch; and the distance between
its two contacts should be no less 3mm.
Such means for disconnection must be
incorporation in the fixed wiring.
7. The waste battery shall be disposed
properly.
8. The indoor unit installation height is at
least 2.5m.
9. The power supply connects from the
outdoor unit
AB242ACBAC
AU242AABAC
(HBU-24HL03/R1)
AB282ACBAC
AU282AABAC
(HBU-28HL03/R1)
D.B / W.B -7 C/ -8 C

3
CAUTIONS
WARNING!
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.
Otherwise the one
will feel unpleasant
or harm ones' health.
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.
In such case, to continue
using the conditioner will
damage the conditioner,
and may cause electrical
shock or fire hazard.
When need maintenance and repairment,
call dealer to handle it.
Incorrect mainten-
ance and repairment
may cause water
leak, electrical shock
and fire hazard.
switch
off
Please let the dealer be responsible for installing
the conditioner.
Incorrect installation may cause water leak, elec-
trical shock and fire hazard.
Don't put fingers or any other things into the
inlet/outlet and swing louver while the condi-
tioner is in operation.
Because the highspeed
fan is very dangerous
and may cause injuries.
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 suffoca-
tion accident even in case of refrigerant leakage.
When conditioner is deinstalled or reinstalled
Incorrect installation may cause water leaking,
electrical shock and fire hazard.
Don't blow the human body with the cooling
air too long, and don't let the room tempera-
ture decrease too low
either.
Safety cautions
dealer should be responsible for them.

CAUTIONS
4
CAUTIONS!
Conditioner should not be used for any other
purpose other than airconditioning.
Don't use air-conditioner for any other special
purposes, e.g. the preservation and protection
of food, animals, plants,
pecision apparatus as well
as work of art, otherwise
the qualities of these
stuffs may be damaged.
Don't dismantle the outlet of the outdoor unit.
The exposure of fan is
very dangerous which
may harm human be-
ings.
When air-conditioner is co-used with other
heat-radiator the frequent replacement of
room atmosphere should be required.
Inefficient venti-
lation may cause
suffocation.
After a long time use of air-conditioner the
base should be checked for any damages.
If the damaged base is
not repaired, the unit
may fall down and
cause accidents.
No goods or nobody is permitted to placed on
or stand on outdoor unit.
The falling of goods and
people may cause acci-
dents.
Pets and plants should not be blowed directly
in the air flow.
Otherwise will suffer
damage.
Don't operate the air-con-
ditioner 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.
Don't place any burning unit
in the air flow of air-conditioner,
which may cause incomplete
combustion.
No inflammable spray fluid
should be permitted to be
placed or used near to air-
conditioner otherwise may
cause fire accidents.
Air-conditioner should be
cleaned only after power
supply is cut off to keep
from shock or hurt.
Don't clean air-conditioner
with water.
Otherwise may cause
shock.
Otherwise the poisonous chemicals may settle
in air-conditioner which harm the health of
chemical-allergic people.
When use the fumigating insecticide don't
open air-conditioner.

5
CAUTIONS
WARNING !
CAUTION !
Please ask the dealer or specialist to install, never try by the users themselves.After the installation please
Incorrect installation may cause water leaking, shock and fire hazard.
Please call dealer to install the air-conditioner.
Air-conditioner can't be installed in the envi-
ronment with inflammable gases because the
inflammable gases near to air-conditioner may
cause fire hazard.
Installed electrical-leaking circuit breaker.
Connect earthing wire.
Use discharge pipe correctly to ensure efficient
discharge.
[Location]
[Wiring]
[Operating noise]
It easily cause electrical shock without circuit
breaker.
Air-conditioner should be located in well-vented
and easily-accessible place.
Air-conditioner should not be located in the
following places:
(a) Places with machine oils or other oil vapours.
(b) Seaside with high salt content in the air.
(c) Near to hot spring with high content of sulfide
gases.
(d) Area with frequent fluctuation of voltage e.g.
factory, etc.
(e) In vehicles or ships.
(f) Kitchen with heavy oil vapour or humidity.
(g) Near to the machine emitting electric-magnetic
waves.
(h) Places with acid, alkali vapuor.
TV, radio, acoustic appliances etc are at least 1 m
far away to the indoor unit, outdoor unit, power
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.
supply wire, connecting wire, pipes, otherwise
images may be disturbed or noises be created.
As required, take measures against heavy snow.
Air-conditioner should be equipped with special
power supply wire.
Chose the following locations:
(a) Capable of supporting air-conditioner weight,
don't increase operating noise and vibration.
(b) Hot vapour from outdoor unit outlet and ope-
rating noise don't disturb neighbour.
No obstacles around the outdoor unit outlet.
Earth
Installation
be sure of the following conditions.

INTRODUCTION TO SPARE PARTS
6
Buttons and display of the remote controller.
Operation
CLOCK
MODE
SWING
Power ON/OFF TEMP
FAN
SLEEP
SET
HOUR
RESET
LOCK
TIMER
Used for unit start and
stop.
Used to set auto fan
direction.
Used to select AUTO run,
COOL,DRY,HEAT and
FAN operation.
Used to set correct time.Used to set correct time.
Used to select
TIMER ON, TIMER OFF,
TIMER ON/OFF.
Used to lock buttons
and LCD display. Used to reset the controller
back to normal condition.
Used to set clock and
timer setting.
Used to confirm Timer
and Clock settings.
Used to select sleep
mode.
Used to select fan speed:
LO, MID, HI,AUTO
Used to select your
desired temp.
Cautions:
On cooling only unit, heating mode is not available.
After replacing batteries, press ON/OFF, and display
becomes as follows:
Operation mode:AUTO, Temp: 24 C
Timer mode: No, Fan speed: AUTO
Note:
1. The above information is theexplanation of the
displayed information therefore varies
with those displayed in actual operation.
2. This type only has the relevant function and
display as indicated in the above figure.
TEMP
SWING
ON
OFF
MODE
SLEEP
SET
CLOCK
TIMER
AUTO
ON OFF
AM
PM AM PM
LOCK RESET
FAN
C

INTRODUCTION TO SPARE PARTS
7
Hints
LO MID
HI AUTO AUTO
Buttons and display of the remote controller.
Operation
DRY
COOL
AUTO
SWING
FAN SPEED
SLEEP
Clock set
TIMER ON
TIMER OFF
LOCK
CLOCK
TEMP.
SIGNAL SENDING
FAN OPERATION
HEAT
When unit is started for the first time and after replacing batteries in remote controller,
clock should be adjusted as follows:
Press CLOCK button, "AM" or "PM" flashes.
Press or to set correct time. Each press will increase or decrease 1min. If the
button is kept depressed, time will change quickly.
After time setting is confirmed, press SET, "AM "and "PM" stop flashing, while clock
starts working.
After replacing with new batteries, remote controller will conduct self-check, displaying
all information on LCD. Then, it will become normal.
TEMP
SWING FAN
ON
OFF
MODE
SLEEP
SET
CLOCK
TIMER
AUTO
ON OFF
AM
PM AM PM
C
LOCK RESET

INTRODUCTION TO SPARE PARTS
INDOOR UNIT
OUTDOOR UNIT
Drain Hose
Swing fender
Refrigerant pipe
Cable line
Earthing line
Air filter
Outlet
Suction grill
(located in the suction grill)
In cooling operation,to
discharge the water
from inside the room.
Discharge unit (built in)
(located in the outlet)
Remote Controller
8
Air inlet
Air outlet
(Inside of unit)
Compressor
Air inlet
(Inside of unit)
Compressor
Air outlet
For series 36, 42 For series 24, 28