CASSETTE TYPE AIR CONDITIONER
Operation & Installation Manual
Indoor Unit
HBU-18CF03
HBU-18HF03
No. 0010576826
B
Before using the air conditioner, please read this manual carefully.
Please keep this manual properly for future use.
Contents
Cautions
Introduction to Spare Parts
Maintenance
Trouble Shooting
When Trouble Happens
Customer Need-to-know
Installation Procedure
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10-11
1-5
6
7-9
12-13
14
15-22
Cautions
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
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 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.
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.
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.
All these valuable materials may be taken to a
waste collecting center and used again after
adequate recycling.
1
Cautions
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.
Specifications
The refrigerating circuit is leak-proof.
The machine is adaptive in following
situation
1. Applicable ambient temperature range:
Rated
Indoor
Cooling
outdoor
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.
27
19
35
24
Maximum
32
23
43
26
Minimum
18
14
10
6
Do not allow children to play with the air
conditioner. In no case should children be
allowed to sit on the outdoor unit.
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:
H07RN-F 3G 2.5mm
2
.
The requirement of the connecting cable:
H07RN- 3G 2.0mm
2
+2¡`0.75mm
2
.
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.
2
Cautions
Safety cautions
Carefully read the following information in order to operate the airconditioner correctly.
Below are listed three kinds of Safety Cautions and Suggestions.
WARNING!
CAUTION!
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.
Incorrect operations may result in severe consequences of death or serious injuries.
Incorrect operations may result in injuries or machine damages; in some cases may
cause serious consequences.
WARNING!
Don't blow the human body with the cooling
air too long, and don't let the room tempera-
ture decrease too low
either.
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
dealer should be responsible for them.
Incorrect installation may cause water leaking,
electrical shock and fire hazard.
3
Cautions
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 beings.
When air-conditioner is co-used with other
heat-radiator the frequent replacement of
room atmosphere should be required.
Inefficient ventilation may cause
suffocation.
After a long time use of air-conditioner the
base should be checked for any damages.
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, otherwise 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 airconditioner otherwise may
cause fire accidents.
Air-conditioner should be
cleaned only after power
supply is cut off to keep
from shock or hurt.
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 accidents.
Pets and plants should not be blowed directly
in the air flow.
Otherwise will suffer
damage.
Don't clean air-conditioner
with water.
Otherwise may cause
shock.
When use the fumigating insecticide don't
open air-conditioner.
Otherwise the poisonous chemicals may settle
in air-conditioner which harm the health of
chemical-allergic people.
4
Cautions
Installation
Please ask the dealer or specialist to install, never try by the users themselves. After the installation please
be sure of the following conditions.
WARNING !
Please call dealer to install the air-conditioner.
Incorrect installation may cause water leaking, shock and fire hazard.
CAUTION !
Air-conditioner can't be installed in the environment with inflammable gases because the
inflammable gases near to air-conditioner may
cause fire hazard.
Installed electrical-leaking circuit breaker.
It easily cause electrical shock without circuit
breaker.
[Location]
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
supply wire, connecting wire, pipes, otherwise
images may be disturbed or noises be created.
Connect earthing wire.
Earthing wire should not be connected to the gas pipe, water pipe,
lightning rod or phone line, incorrect earthing may cause shock.
Use discharge pipe correctly to ensure efficient
discharge.
Incorrect pipe use may cause water leaking.
As required, take measures against heavy snow.
Earthing
[Wiring]
Air-conditioner should be equipped with special
power supply wire.
[Operating noise]
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.
5
Introduction to Spare Parts
Indoor unit
Swing fender
(located in the outlet)
Outlet
Suction grill
Air filter
(located in the suction grill)
6
Maintenance
[Clean air filter]
NOTE
1. Open inlet grill
Press the elliptical "PUSH" knob, the inlet
grill will automatically drop. (the inlet grill
is catched with two pothooks)
When having to clean, don't dismantle
air-filter,otherwise may cause faults.
In the environment where there is too
much dust, air filter should be cleaned
for more times.
(about half a year one time)
PUSH
Press the elliptical knob
the inlet grill will
automatically drop
(B) Wash with water.
With too much dust, use soft brush and neutral
detergent.
Swing off the water, and then place in cool place.
5. Install air filter
(1) Put filter into protruding parts at the top of
the inlet grill.
(2) Connect the two pothooks with inlet grill
See 2
Open two
pothooks
2. Open two othooks
3. Dismantle air filter
Air filter
4. Clean
CAUTION!
Pothook
Drag the knob of
the grill back lift
the filter and take
down.
Connet the two pothooks with inlet grill
6. Close inlet grill
See 1.
7. Press the filter signal return key on the
controller.
'' ''
[Clean inlet grill]
1. Open inlet grill
Press the elliptical "PUSH" knob, the inlet
grill will automatically drop. (the inlet grill
is catched with two pothooks)
PUSH
Press the elliptical knob
the inlet grill will
automatically drop
(A) Remove dust with vacuum filter.
Open two
pothooks
7
Pothook
Maintenance
2. Take off airfilter
3. Take of inlet grill
[Dismantle and install swing
plate ]
1. Fix the swing plate at the bottom.
2. Dismantle the swing plate.
4. Clean
CAUTION!
NOTE
When the filter too much dust
To spray the special detergent for vent fan or
utensils.
5. Install inlet grill
6. Install air filter
7. Close inlet grill
see 3
see "Clean air filter"
see 1
CAUTION!
Use water to clean the plate and don't heavily
scrub, otherwise the fine hair may fall off.
Unscrew the screw at both ends of the swing
plate.
[Dismantle and install swing
plate ]
3. Install swing plate
Lightly rotate swing plate to insert the ridge
at both ends of the outlet into the groove
and then screw up.
[Clean outlet and shell]
CAUTION!
Don't use gasoline, benzene, dilutant,
polishing powder, or liquid inseticide.
8
Maintenance
Seasonal Reserve
Post-season Care
Operate the unit with FAN mode on a fair day for about half
a day to dry the inside of the unit well.
Stop operation and turn off the power supply switch .Electric
power is consumed even the air conditioner is in stop.
Clean the air filter, indoor unit and outdoor unit,and cover
the unit with dustcoat.
Pre-season Care
See that there is no obstacles blocking the air inlet and
air outlet of both indoor and outdoor unit to avoid reduce
the working efficiency.
Be sure to install the air filter, ensure that the air filter is not dirty. Otherwise may
result in machine damages or cause malfunciton due th dust inside the unit
To prevent compressor when start in HEAT mode, please
cut in the power supply switch 12 hours before starting
run,furthermore, always keep the power supply switch
on during the using senson.
NOTE
1.The inner part of indoor unit must be cleaned. Consult dealer, because clean must be
done by technician.
2.In cooling operation, discharging system discharge water in room.
9
Trouble Shooting
The followings are not malfunction
Water flowing sound is heard When the air conditoner is started, when
the compressor starts or stops during
Hua
Hua
operation or when the air conditioner is
stopped,it sometimes sounds Bi- Bi- or
Godo-Godo. It is the flowing sound of
the refrigerant , not a malfunction.
Cracking sound is heard
It smells.
During operation, white fog comes out of
indoor unit.
Automatically switch into FAN mode during
cooling.
This is caused by heat expansion or
contraction of plastics
Air blown out from the indoor unit
sometimes smells. The smell results from
smells of furniture, paint , tobacco
absorbed by indoor unit.
When in COOL or DRY mode, a thin water
fog can be seen blown out of unit ,this is
the condensed fog because the suddenly
cooled indoor air is blown out.
To prevent frost from being accumulated
on the indoor unit heat exchanger, it
sometimes automatically switched into the
FAN mode,but it will soon back to the
cooling mode.
The air conditioner cannot be restarted soon
after it stops.
Air conditioner does not start?
Please wait for three minutes.
This is because of the self-protection
function of the system, therefore,it cannot
be restarted for about three minutes after
it stops.
10
Trouble Shooting
Air does not blow or the fan speed cannot
be changed during drying.
Water or vapor generated from the outdoor
unit during heating.
During heating,indoor fan is still running
even unit is stopped.
In DRY mode, when room temperature
becomes 2¡ higher than temperature
setting, unit rill run intermittently at LO
speed regardless of FAN setting
To get ride of the excess heat, indoor fan
will continue running for a while after unit
autom-atically stops.
Please check the following things about your air conditioner before making a service call.
Unit fails to start.
Is the power supply switch on?
Is city supply power normal?
Is the earth leakage
breaker in action ?
**?
ON
OFF
Be sure to turn off the
Power supply switch is not in
ON position.
power supply switch
immediately and
contact the sales dealer.
11
When Trouble Happens
Insufficient cooling or heating
The operation controller
adjusted as required
Any obstacle exists at the air
inlet or outlet?
Air filter too dirty ?
Door or window left opened ?
Horizontal swing louver
upward ? (in HEAT mode)
Insufficient cooling
Any other heat sources in the
room?
Cooled air blown out ( when heating)
Sunlight direct into the
room ?
When the air conditioner does not operate properly after
you have checked the above-mentioned items or when
following phenomenon is observed,stop the operation
of the air conditioner and contact your sales dealer.
1)The fuse or breaker often shuts down.
2)Water drops off during cooling or drying operation.
3)There is an irregularity in operation or abnormal sound
that is audible.
Too crowed in the room ?
12
When Trouble Happens
Trouble display
Reason
Room temp. sensor malfunction
Indoor coil temp. sensor malfunction
Drainage system malfuntion
Low pressure protection
The exterior alarm signal input
The defrosting sensor malfunction
The indoor coil temperature is higher
than room temperature when cooling
or the former is lower than the later
when heating
Change-over switch
BM1 (1) OFF (2)OFF
BM2
The phenomenon of indicator light on indoor remote receiver
"Run" light flashes once
"Run" light flashes twice
"Run" light flashes ten times
"Run"light flashes sixteen times
"Run" light flashes eleven times
"Run" light flashes four times(Heat pump model)
"Run" light flashes thirteen times
(1) OFF (2)OFF (Cooling only unit)
(1) OFF (2)ON (Heat pump model)
(3) OFF/ON Heat pump model/Cooling only unit
BM3
BM4
(4) ON/OFF Defrost sensor/No defrost sensor
OFF
OFF
13
Customer Need-to-know
Customer Need-to-know
Please install the air conditioner according to the requirements specified in this manual
to ensure the air conditioner work well.
Be careful not to scratch the surface of the case during moving the air conditioner.
Please keep the installation manual for future reference when maintenance and changing
installation place.
After installation ,please use the air conditioner according to the specification in the
operation manual.
Using Directions
Adjust suitable airflow direction
Keep the proper indoor temperature.
Too cool or hot is not good for your health.
Furthermore,it will result in excessive
consumption of electric power.
Optimal
temperature
Avoid direct sunlight and airflow
Effectively use timer.
Using TIMER mode, you can make the
room temperature reach a suitable
temperature when you wake up or go back
home.
ATTENTION: after finishing installation,confirm no refrigerant leakage.
14
Installation Procedure
Installation tools
The installation tools listed in the following sheet can be used as required.
1. Screw driver
2. Hacksaw
3. Drill with a diameter of 60mm
4. Inner hexagon spanner,shifting spanner
5. Spanner (14, 17, 19, 24, 27mm)
6. Pipe cutter
7. Pipe expander
8. Knife
9. Pincers
10. Leakage detector or soapy water
11. Band tape
12. Scraper
13. Refrigerant oil
15
Installation Procedure
CAUTIONS:
"
To ensure proper installation,read
the unit correctly and show customers how to operate and maintain the unit.
Meanings of Warning and Cautions:
Warning! Serious injury or even death might happen,if it is not observed.
Caution! Injury to people of damages to machine might happen, if it is not observed.
WARNING!
Installation shall be done by professional people, don't install unit by yourself. Incorrect installation
will cause water leakage, electric shock or fire.
Install unit as per the Manual. Incorrect installation will cause water leakage, electric shock or fire
accident.
Be sure to use specified accessaries and parts. Otherwise, water leakage, electric shock, fire accident
or unit falling down may happen.
Unit should be placed on a place strong enough to hold the unit. Or, unit will fall down causing injuries.
When install the unit, take in consideration of storms, typhoom, earthquake. Incorrect installation
may cause unit to fall down.
All electric work shall be done by experienced people as per eocal code, regulations and this Manual.
Use exclusive wire for the unit. Incorrect installation or undersized electric wire may cause electric
shock or fire accident.
All the wires and circuit shall be safe. Use exclusive wire firmly fixed. Be sure that external force
will not affect terminal bolck and electric wire. Poor contact and installation may cause fire accident.
Arrange wire correctly when connectin indoor and outdoor power supply. Fix terminal cover firmly
to avoid overheat, electric shock or even fire accident.
In case retrigerant leakage occurred during unit installation, keep a good ventilation in the room.
Poisonous gas will occur when meet with fire.
Check the unit upon installation. Be sure there is no leakage. Refrigerant will induce poisonous gas
when meet heat source as heater, oven, etc.
Cut power supply before touching terminal bolck.
Cautions" carefully before working.After installation,start
CAUTION!
Unit shall be grounded. But grounding shall not be connected to gas pipe water pipe,
telephone line. Poor grounding will cause electric shock.
Be sure to install a leakage breaker to avoid electric shock.
Arrange water drainage according to this Manual. Cover pipe with insulation materials in case dew may
occur. Unproper installation of water drainage will cause water leakage and wet your furniture.
To maintain good picture or reduce noise, keep at least 1 m from T.V. radio, when install indoor and outdoor
unit, connecting wire and power cable. (If the radio wave is relatively strong, 1 m is not enough to reduce
noise).
Don't install unit in following places:
(a) Oil mist or oil gas exists, such as kitchen, or, plastic parts may get aged, or water leakage.
(b) Where there is corrosive gas. Copper tube and welded part may be damaged due to corrosion,causing
leakage.
(c) Where there is strong radiation. This will affect unit's control system, causing malfunction of the unit.
(d) Where flamable gas, dirt, and volatile matter (thinner, gasoline) exist, These mattermight cause fire
accident.
Earthing
Refer to paper pattern when installing unit.
Cautions for the installation personnel
Don't fail to show customers how to operate unit.
16
Installation Procedure
1
Before installation
Determine the way to carry unit to installation place.
Don't remove packing until unit reaches installation place.
If unpacking is unavoidable, protect unit properly.
2
Selection of installation place
(1) Installation place shall meet the following and agreed by customers:
Place where proper air flow can be ensured.
No block to air flow.
Water drainage is smooth.
Place strong enough to support unit .
Place where inclination is not evident on ceiling.
Enough space for maintenance.
Indoor and outdoor unit piping length is within limit. (Refer to Installation Manual for outdoor
unit.)
Indoor and outdoor unit, power cable, inter unit cable are at least 1 m away fromT.V. radio.
This is helpful to avoid picture disturbance and noise. (Even if 1 m is kept, noise can still appear
if radio wave is strong)
(2) Ceiling height
<Don't discard any accessories until completed>
Installation space
Indoor unit can be installed on ceiling of 2.5-3m
in height. (Refer to Field setting and Installation
Manual of ornament panel.)
(3) Install suspending bolt. Check if the installation
place is strong enough to hold weight. Take necessary
measures in case it is not safe. (Distance between holes
1500 Over
are marked on paper pattern. Refer to paper pattern
for place which need be reinforced)
3
Preparation for the installation
(1) Position of ceiling opening between unit and suspending bolt.
Overlap between ceiling and
ornament panel shall be 25mm
Indoor unit 570mm
Ornament panel 700mm
Ceiling opening 650mm
Air outlet
Air inlet
2500 Over
310
Air outlet
1500 Over
Suspending bolts
Distance between
suspending bolts 535mm
Indoor unit 570mm
Ceiling opening 650mm
Ornament panel 700mm
17
Ceiling
Ornament panel
150mm
60mm
320mm
Installation Procedure
(2) Cut an opening in ceiling for installation if necessary. (when ceiling already exists.)
Refer to paper pattern for dimension of ceiling hole.
Connect all pipings (refrigerant, water drainage), wirings (inter unit cable) to indoor unit, before installation.
Cut a hole in ceiling, may be a frame should be used to ensure a smooth surface and to prevent vibration.
Contact your real estate dealer
(3) Install a suspending bolt.
(Use a M10 bolt)
To support the unit weight, anchor bolt shall be used in the case of already exists ceiling. For
new ceiling, use built-in type bolt or parts prepared in the field.
Before going on installing adjust space between ceiling.
<Installation example>
Roof
Long nut
50~150
4
Installation of indoor unit
Suspending bolt
Ceiling
Anchor bolt
Note: All the above mentioned parts shall be prepared in field.
In the case of new ceiling
(1) Install unit temporarily
Put suspending bracket on the suspending bolt. Be sure to use nut and washer at both ends of the bracket.
(2)
As for the dimensions of ceiling hole, see paper pattern. Ask your real estate dealer for details.
Center of the hole is marked on the paper pattern.
Center of the unit is marked on the card in the unit and on the paper pattern.
Mount paper pattern onto unit using 3 screws . Fix the corner of the drain pan at piping outlet.
5
6
< After installation on the ceiling >
(3) Adjust unit to its right position. (Refer to preparation for the installation-(1))
(4) Check unit's horizontal level.
Watert pump and flating switch is installed inside indoor unit, check four corners of the unit for its level
using horizontal compartor or PVC tube with water. (If unit is tilting against the direction of water
drainage, problem may occur on floating switch, causing water leakage.)
(5) Remove the washer mounlting , and tighten the nut above.
(6) Remove the paper pattern.
2
Nut (Prepare in field)
In the case of ceiling already exists
(1) Install unit temporarily
Put suspending bracket on the suspending bolt.
Be sure to use nut and washer at both ends
of the bracket. Fix the bracket firmly.
(2) Adjust the height and position of the unit.
(Refer to preparation for the installation (1) ).
(3) Proceed with (3) and (4) of "In the case of new ceiling".
18
Washer (Prepared in field)
2
Suspending bolts
Fasten (double nuts)
Installation Procedure
Level
Polythene pipe
Screws at the piping outlet is fixed at the corner
of drain pan.
Insert
Washer fixing pad
(prepared in feild)
[ secure the washer firmly]
Center of ceiling hole Paper pattern
6
Screw (accessory)
Paper pattern
Screw (accessory)
5
6
[Fix the paper pattern]
5
Refrigerant piping
(As for outdoor piping, please refer to installation Manual of outdoor unit.)
Outdoor is precharged with refrigerant.
Be sure to see the Fig.1, when connecting and removing piping from unit.
For the size of the flare nut, please refer to Table 1.
Apply refrigerant oil at both inside and outside of flare nut. Tighten it band tight 3-4 turns then tighten it.
Use torque specified in Table 1. (Too much force may damage flare nut, causing gas leakage).
Check piping joints for gas leakage. Insulate piping as shown in Fig. below.
Cover joint of gas piping and insulator with seal.
Apple refrigerant oil
7
Medium size seal pad 11 (accessory)
(Cover the piping joint with seal pad.)
Table 1
Torque spanner
spanner
Piping joing
Flare nut
Pipe size Tighten torque A(mm) Flare shape
6.35mm
9.52mm
12.7mm
15.88mm
19.05mm
1420~1720N.cm (144~176kgf.cm)
3270~3990N.cm (333~407kgf.cm)
4950~6030N.cm (502~617kgf.cm)
6180~7540N.cm (630~770kgf.cm)
9720~11860N.cm (990~1210kgf.cm)
Liquid pipe
Gas pipe
Clamp
8.3~8.7
12.0~12.4
12.0~20.0
18.6~19.0
22.9~23.3
Insulator (accessory)
(For liquid pipe)
Insulator (accessory)
(For gas pipe)
2
0.5
45
A
90
19
8
7
R0.4 ~ 0.8
Installation Procedure
6
Installation of water drainage pipe
(1) Install water drainage pipe
Pipe dia, shall be equal or larger than that of unit piping.(pipe of polyethylent; size: 25mm; O.D:32mm)
Drain pipe should be short, with a downward slope at least 1/100 to prevent air bag from happening.
If downward slope can't be made, take other measures to lift it up.
Keep a distance of 1-1.5m between suspending brackets, to make water hose straight.
1-1.5m
Slope over 1/100
Use the self-provided stiff pipe and clamp 1 with unit. Insert water pipe into water plug until it reaches
the white tape. Tighten the clip until head of the screw is less than 4mm from hose.
Wind the drain hose to the clip using seal pad 9 .
Insulate drain hose in the room.
Clamp
1
Large size seal pad
(accessory)
Clamp
(accessory)
9
Tape (White)
Self-provided stiff pipe
4mm below
<Cautions for the drain water lifting pipe>
Installation height shall be less than 280mm.
There should be a right angle with unit, 300mm from unit.
300mm below
Drain hose
(accessory)
1~1.5m
drain water lifting pipe
Clamp
(accessory)
Suspending bracket
280 below
220
Self-provided stiff pipe
(accessory)
500 below
(Note)
The slope of water drain hose (1) shall be within 75mm, don't apply too much force on it.
If several water hoses join together, do as per following proceedures.
Connect water hoses with a T joint.
75 below
Unit:mm
500 below
Over 100mm
Specifieations of the water hoses shall meet the requirements for the unit running.
Check if water drainage is smooth after installation.
Charge, through air outlet or inspecting hole, 1200cc water to see water drainage.
20
Installation Procedure
7
Wiring
All supplied parts. materials and wiring operation must in appliance with local code and regulations.Use
copper wire only.
When make wiring, please refer to wiring diagram also.All wiring work must be done by qualified electricians.
A circuit breaker must be installed, which can cut power supply to all system.
Connecting of unit
Remove cover of control box , connect wires of correct pole to the terminal block inside,please connect the
wires in right way.
Upon connecting, replace control box cover and inlet grill .
Note:remember to connect the blue terminal of indoor unit with the white terminal of outdoor unit properly using
the connecting wire in the accesory bag(For heat pump model).Otherwise the "Run" light on indoor remote
receiver will flash four times refer to Page.13.
Y/G
INDOOR UNIT
TERMINAL BLOCK
L N
POWER SUPPLY:
1PH,220-230V~,50Hz
1 2 3 4
1(L) 2(N) 3 4
Y/G
OUTDOOR UNIT
TERMINAL BLOCK
<<
WARNING>>
Obscrve the following when connecting power supply
terminal block:
Don't connect wires of different specifications to
Connect wires of the
same specifications
at two sides.
Don't connect wires of
the same specifications
at one side.
the same terminal block.
(Loose wire may cause overheating of circuit)
Connect wires of same specifications as shown in
right Fig.
Wiring Example
8
As for outdoor unit circuit, please see Installation Manual of outdoor unit.
Note: All electric wires have their own poles, poles must match that on terminal block.
9
9. INSTALLATION OF ORNAMENT PANEL
Cautions for the installation
Be sure to show customers Operation Manual and guide them how to operate unit
correctly. Before installation. read also the Installation Manual of indoor unit.
With this ornament , 2 or 3 air flow direction is not available.
Suitable height is 3 m.
Installation of ornament panel
Don't connect wires
of the different
specifications.
Check if the indoor unit is horizontal with level apparatus,and also check if the size of ceiling opening is right.
Remember to take off the level apparatus before installation.
Fix the ornament panel onto the indoor unit temporarily with two screws,make sure that the height difference
of the indoor unit
'
s two sides should be no more than 5mm.
Screw other two screws and tighten all of the four screws to fix up the ornamnet panel.
21
Installation Procedure
Connect the wires of swing flap motor on the
ornament panel.
Connect the signal wires.
Check if the remote controlling is avalible,
if not,please check if all the connecting of
wires is right.Turn off the power for ten
seconds,and then try it again.
Electrical box
remote receiver
Emergency switch
Pay special care to the following and check after installation
Item to the checked
Is indoor unit firmly installed?
Is gas leakage check performed?
Is unit properly insulated?
Is water drainage smooth?
Is power voltage meet that stipulated on the nameplate?
Is wiring and piping correctly arranged?
Is unit safely grounded?
Is wire size correct?
Are there any obstacles on air inlet and outlet grill of
indoor and outdoor unit?
Is record made for piping length and refrigerant
charging amount?
Unproper installation may cause
Unit might fall down, make vibration or noise.
This may lead to gas shortage.
Dew or water drop may occur.
Dew or water drop may occur.
Problem may occur or parts got burned.
Problem may occur or parts got burned.
There might be a danger of electric shock.
Problem may occur or parts got burned.
This may cause poor cooling.
It is hard to control refrigerant charging
amount.
Check
22
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