WARNING
Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer. Any unfi t method or using incompatible material may cause product damage,
burst and serious injury.
Do not install outdoor unit near handrail of veranda. When installing air-conditioner unit on veranda of a high rise building, child may climb up to outdoor unit and cross over the handrail causing an
accident.
Do not use unspecifi ed cord, modifi ed cord, joint cord or extension cord for power supply cord. Do not share the single outlet with other electrical appliances. Poor contact, poor insulation or over
current will cause electrical shock or fi re.
Do not tie up the power supply cord into a bundle by band. Abnormal temperature rise on power supply cord may happen.
Do not insert your fi ngers or other objects into the unit, high speed rotating fan may cause injury.
Do not sit or step on the unit, you may fall down accidentally.
Keep plastic bag (packaging material) away from small children, it may cling to nose and mouth and prevent breathing.
When installing or relocating air conditioner, do not let any substance other than the specifi ed refrigerant, eg. air etc mix into refrigeration cycle (piping). Mixing of air etc. will cause abnormal high
pressure in refrigeration cycle and result in explosion, injury etc.
Do not pierce or burn as the appliance is pressurized. Do not expose the appliance to heat, fl ame, sparks, or other sources of ignition.
Else, it may explode and cause injury or death.
Do not add or replace refrigerant other than specifi ed type. It may cause product damage, burst and injury etc.
•
For R410A/R32 model, use piping, fl are nut and tools which is specifi ed for R32 refrigerant. Using of existing (R22) piping, fl are nut and tools may cause abnormally high pressure in the refrigerant
cycle (piping), and possibly result in explosion and injury.
•
Thickness for copper pipes used with R32 must be more than 0.8 mm. Never use copper pipes thinner than 0.8 mm.
•
It is desirable that the amount of residual oil less than 40 mg/10 m.
Engage authorized dealer or specialist for installation. If installation done by the user is incorrect, it will cause water leakage, electrical shock or fi re.
For refrigeration system work, install according to this installation instructions strictly. If installation is defective, it will cause water leakage, electrical shock or fi re.
Use the attached accessories parts and specifi ed parts for installation. Otherwise, it will cause the set to fall, water leakage, fi re or electrical shock.
Install at a strong and fi rm location which is able to withstand weight of the set. If the strength is not enough or installation is not properly done, the set will drop and cause injury.
For electrical work, follow the national regulation, legislation and this installation instructions. An independent circuit and single outlet must be used. If electrical circuit capacity is not enough or defect
found in the electrical work, it will cause electrical shock or fi re.
Do not use joint cable for indoor / outdoor connection cable. Use the specifi ed indoor/outdoor connection cable, refer to instruction 5 CONNECT THE CABLE TO THE INDOOR UNIT and connect
tightly for indoor/outdoor connection. Clamp the cable so that no external force will have impact on the terminal. If connection or fi xing is not perfect, it will cause heat up or fi re at the connection.
Wire routing must be properly arranged so that control board cover is fi xed properly. If control board cover is not fi xed perfectly, it will cause fi re or electrical shock.
This equipment is strongly recommended to be installed with Earth Leakage Circuit Breaker (ELCB) or Residual Current Device (RCD), with sensitivity of 30mA at 0.1 sec or less. Otherwise, it may
cause electrical shock and fi re in case of equipment breakdown or insulation breakdown.
During installation, install the refrigerant piping properly before running the compressor. Operation of compressor without fi xing refrigeration piping and valves at opened position will cause suck-in of
air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc.
During pump down operation, stop the compressor before removing the refrigeration piping. Removal of refrigeration piping while compressor is operating and valves are opened will cause suck-in of
air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc.
Tighten the fl are nut with torque wrench according to specifi ed method. If the fl are nut is over-tightened, after a long period, the fl are may break and cause refrigerant gas leakage.
After completion of installation, confi rm there is no leakage of refrigerant gas. It may generate toxic gas when the refrigerant contacts with fi re.
Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when the refrigerant contacts with fi re.
Be aware that refrigerants may not contain an odour.
This equipment must be properly earthed. Earth line must not be connected to gas pipe, water pipe, earth of lightning rod and telephone.
Otherwise, it may cause electrical shock in case of equipment breakdown or insulation breakdown.
CAUTION
Do not install the unit in a place where leakage of fl ammable gas may occur. In case gas leaks and accumulates at surrounding of the unit, it may cause fi re.
Prevent liquid or vapor from entering sumps or sewers since vapor is heavier than air and may form suffocating atmospheres.
Do not release refrigerant during piping work for installation, re-installation and during repairing refrigeration parts. Take care of the liquid refrigerant, it may cause frostbite.
Do not install this appliance in a laundry room or other location where water may drip from the ceiling, etc.
Do not touch the sharp aluminium fi n, sharp parts may cause injury.
Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the furniture.
Select an installation location which is easy for maintenance.
Incorrect installation, service or repair of this air conditioner may increase the risk of rupture and this may result in loss damage or injury and/or property.
Power supply connection to the room air conditioner.
Use power supply cord 3 x 1.5 mm² (1/2 ~ 1.75HP) type designation 60245 IEC 57 or heavier cord.
Connect the power supply cord of the air conditioner to the mains using one of the following method.
Power supply point should be in easily accessible place for power disconnection in case of emergency.
In some countries, permanent connection of this air conditioner to the power supply is prohibited.
1) Power supply connection to the receptacle using power plug.
Use an approved 15/16A (1/2 ~ 1.75HP) power plug with earth pin for the connection to the socket.
2) Power supply connection to a circuit breaker for the permanent connection.
Use an approved 16A (1/2 ~ 1.75HP) circuit breaker for the permanent connection. It must be a double pole switch with a minimum 3.0 mm contact gap.
Installation work.
It may need two people to carry out the installation work.
SAFETY PRECAUTIONS
•
Read the following “SAFETY PRECAUTIONS” carefully before installation.
•
This installation manual must be used together with another installation manual incorporated in applicable outdoor unit as complete full set of instructions.
•
Confi rm the type of gas used before installation.
•
Electrical work must be installed by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model to be installed.
•
The caution items stated here must be followed because these important contents are related to safety. The meaning of each indication used is as below. Incorrect installation due to ignoring of the
instruction will cause harm or damage, and the seriousness is classifi ed by the following indications.
WARNING
This indication shows the possibility of causing death or serious injury.
CAUTION
This indication shows the possibility of causing injury or damage to properties only.
The items to be followed are classifi ed by the symbols:
Symbol with white background denotes item that is PROHIBITED.
Symbol with dark background denotes item that must be carried out.
•
Carry out test running to confi rm that no abnormality occurs after the installation. Then, explain to user the operation, care and maintenance as stated in instructions. Please remind the customer to
keep the operating instructions for future reference.
•
This appliance is not intended for accessibility by the general public.
(Left and right are identical)
Installation plate 1
Sleeve ( )
Bushing-Sleeve ( )
Bend the pipe as closely
on the wall as possible,
but be careful that it
doesn’t break.
Saddle (
)
Floor
Putty (
)
(Gum Type Sealer)
Required tools for Installation Works
1 Phillips screw driver
2 Level gauge
3 Electric drill, hole core drill (ø70 mm)
4 Hexagonal wrench (4 mm)
5 Spanner
6 Pipe cutter
Applicable piping kit
Piping size
Gas Liquid
CZ-3F5, 7BP 9.52 mm (3/8") 6.35 mm (1/4")
CZ-4F5, 7, 10BP 12.7 mm (1/2") 6.35 mm (1/4")
CZ-52F5, 7, 10BP 15.88 mm (5/8") 6.35 mm (1/4")
•
Pipe Size Reducer (CZ-MA1P) for Outdoor Multi Connection
CS-TZ42***
•
Please refer to “CONNECT THE PIPING” section
SELECT THE BEST LOCATION
INDOOR UNIT
Do not install the unit in excessive oil fume area such as kitchen, workshop and etc.
There should not be any heat source or steam near the unit.
There should not be any obstacles blocking the air circulation.
A place where air circulation in the room is good.
A place where drainage can be easily done.
A place where noise prevention is taken into consideration.
Do not install the unit near the door way.
Ensure the spaces indicated by arrows from the wall, ceiling, fence or other obstacles.
Installation height for indoor unit must be at least 2.5 m.
Table A
Model Capacity W
Indoor A
min
(m²)
1.8m
for wall
mounted
2.5m
for wall
mounted
TZ20*** 3/4HP 0.45 0.23
TZ25*** 1.0HP 0.57 0.30
TZ35*** 1.5HP 0.76 0.40
TZ42*** 1.75HP 0.85 0.44
* Table “A” only applicable for single split connection.
* In case of connection to outdoor multi inverter, refer to
installation manual at outdoor unit.
•
This illustration is for explanation purposes only.
The indoor unit will actually face a different way.
•
Respective outdoor unit installation procedure shall
refer to instruction manual provided in the outdoor unit
packaging.
ENGLISH
ACXF60-26980-AA
PRINTED IN MALAYSIA
Installation parts you
should purchase (
)
65 mm
or more
WARNING
Flare connection only at
outside of building
50 mm
or more
2.5 m (min)
7 Reamer
8 Knife
9 Gas leak detector
10 Measuring tape
11 Thermometer
12 Megameter
13 Multimeter
14 Torque wrench
18 N•m (1.8 kgf•m)
42 N•m (4.3 kgf•m)
55 N•m (5.6 kgf•m)
65 N•m (6.6 kgf•m)
100 N•m (10.2 kgf•m)
15 Vacuum pump
16 Gauge manifold
PRECAUTION FOR USING R32 REFRIGERANT
•
The basic installation work procedures are the same as conventional refrigerant (R410A, R22) models.
However, pay careful attention to the following points:
Do not perform fl are connection inside a building or dwelling or room, when joining the heat exchanger of indoor unit with interconnecting piping. Refrigerant connection inside a building or dwelling or
room must be made by brazing or welding. Joint connection of indoor unit by fl aring method can only be made at outdoor or at outside of a buidling or dwelling or room. Flare connection may cause
gas leak and fl ammable atmosfere.
The appliance shall be stored, installed and operated in a well ventilated room with indoor fl oor area larger than
A
min
(m²) [refer Table A] and without any continuously operating ignition source. Keep
away from open fl ames, any operating gas appliances or any operating electric heater. Else, it may explode and cause injury or death.
Refer to “PRECAUTION FOR USING R32 REFRIGERANT” in outdoor unit installation manual for other precautions that need to pay attention to.
ACXF60-26980-AA
Piping direction Attention not to bend
up drain hose
(Front side)
Right
Right
Rear
Right
bottom
Left
Rear
Left bottom
Left
Indoor/Outdoor Unit Installation Diagram
The mounting wall shall be strong and solid enough to prevent it from vibration.
Cover for the
bottom piping
Cover for the
bottom piping
Tape it with piping in a
position as mentioned in
Fig. below.
Cover for
the right
piping
Piping
Drain
hose
Cover for
the left
piping
Install the indoor unit
Hook the indoor unit
onto the upper portion
of installation plate.
(Engage the indoor unit
with the upper edge of the
installation plate). Ensure
the hooks are properly
seated on the installation
plate by moving it in left
and right.
Secure the Indoor Unit
Press the lower left and right side
of the unit against the installation
plate until hooks engages with
their slot (sound click).
1. FOR THE RIGHT REAR PIPING
Step-1
Pull out the Indoor piping
Step-2
Install the Indoor Unit
Step-3
Secure the Indoor Unit
Step-4
Insert the connection cable
2. FOR THE RIGHT AND RIGHT
BOTTOM PIPING
Step-1
Pull out the Indoor piping
Step-2
Install the Indoor Unit
Step-3
Insert the connection cable
Step-4
Secure the Indoor Unit
3. FOR THE EMBEDDED PIPING
Step-1
Replace the drain hose
Step-2
Bend the embedded piping
• Use a spring bender or
equivalent to bend the piping so
that the piping is not crushed.
Step-3
Pull the connection cable
into Indoor Unit
• The inside and outside
connection cable can be
connected without removing the
front grille.
Step-4
Cut and fl are the
embedded piping
• When determining the
dimensions of the piping, slide
the unit all the way to the left on
the installation plate.
• Refer to the section “Cutting and
fl aring the piping”.
Step-5
Install the Indoor Unit
Step-6
Connect the piping
• Please refer to “Connecting
the piping” column in outdoor
unit section. (Below steps
are done after connecting the
outdoor piping and gas-leakage
confi rmation.)
Step-7
Insulate and fi nish the
piping
• Please refer to “Insulation of
piping connection” column as
mentioned in indoor/outdoor unit
installation.
Step-8
Secure the Indoor Unit
Right Rear piping
Cover for
the bottom
piping
Tape it with piping in a
position as mentioned in
Fig. below.
Cover for the
right piping
Piping
Drain hose
Cover for
the left
piping
Right and Right Bottom piping
(This can be used for left rear piping and bottom piping also.)
Drain hose
Sleeve for
piping hole
Indoor unit
Hooks at
installation
plate
Piping
•
Do not turn over the unit without it’s shock absorber during pull out the piping.
It may cause intake grille damage.
•
Use shock absorber during pull out the piping to protect the intake grille from damage.
Piping
Intake grille
Shock absorber
Piping
p
u
l
l
o
u
t
t
h
e
p
i
p
i
n
g
p
u
l
l
o
u
t
t
h
e
p
i
p
i
n
g
INDOOR UNIT
HOW TO FIX INSTALLATION PLATE
2
SELECT THE BEST LOCATION
(Refer to “Select the best location” section)
1
The center of installation plate should be at more than 1 at right and left of the wall.
The distance from installation plate edge to ceiling should more than
2.
From installation plate center to unit’s left side is
3.
From installation plate center to unit’s right side is
4.
b
: For left side piping, piping connection for liquid should be about 5 from this line.
: For left side piping, piping connection for gas should be about
6 from this line.
1. Mount the installation plate on the wall with 5 screws or more (at least 5 screws).
(If mounting the unit on the concrete wall, consider using anchor bolts.)
•
Always mount the installation plate horizontally by aligning the marking-off line with the thread and using a level gauge.
2. Drill the piping plate hole with ø70 mm hole-core drill.
•
Line according to the left and right side of the installation plate.
The meeting point of the extended line is the center of the hole.
Another method is by putting measuring tape at position as shown in the diagram above.
The hole center is obtained by measuring the distance namely 128 mm for left and right hole respectively.
•
Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor side.
Cover for piping
How to keep the cover
In case of the cover is cut, keep
the cover at the rear of chassis
as shown in the illustration for
future reinstallation.
(Left, right and 2 bottom covers
for piping.)
To take out the unit, push the
marking at
the bottom unit, and pull it slightly towards you to
disengage the hooks from the unit.
INDOOR UNIT INSTALLATION
4
1. Please cut using pipe cutter and then remove the burrs.
2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused.
Turn the piping end down to avoid the metal powder entering the pipe.
3. Please make fl are after inserting the fl are nut onto the copper pipes.
When properly fl ared, the internal surface of the
fl are will evenly shine and be of even thickness.
Since the fl are part comes into contact with the
connections, carefully check the fl are fi nish.
Improper fl aring
Inclined Surface
damaged
Cracked Uneven
thickness
CUTTING AND FLARING THE PIPING
1. To cut 2. To remove burrs 3. To fl are
Bar
Red arrow mark
Handle
Core
Yoke
Clamp handle
Bar
0 – 0.5 mm
Copper pipe
Reamer
Point down
Pipe
Guide
surface
Connection
cable
About
70 – 80 mm
Connection cable
Gas side piping
Liquid side piping
Drain hose
Insert the connection cable
Installation
plate
Unit’s hook
marking
TO DRILL A HOLE IN THE WALL AND INSTALL A SLEEVE OF PIPING
3
1. Insert the piping sleeve to the hole.
2. Fix the bushing to the sleeve.
3. Cut the sleeve until it extrudes about 15 mm from the wall.
CAUTION
When the wall is hollow, please be sure to use the sleeve for tube
assembly to prevent dangers caused by mice biting the connection cable.
4. Finish by sealing the sleeve with putty or caulking compound at the fi nal stage.
15 mm
Putty or caulking compound
ø70 mm
through hole
Indoor
Outdoor
Sleeve for tube
assembly
Approx. 5 - 7 mm
Bushing for
tube assembly
Wall
•
How to pull the piping and drain hose out, in case of the
embedded piping.
•
In case of left piping how to insert
the connection cable and drain
hose.
Rear view for left piping installation
Drain cap
Drain hose
Adjust the piping
slightly downwards.
Drain hose
Connection cable
PVC tube for
drain hose
Indoor unit
55mm (1/2 ~ 1.75HP)
Piping
Cable
Apply putty or
caulking material
to seal the wall
opening.
Connection cable
Piping
More than
470 mm
More than 950mm
(1/2 ~ 1.75HP)
PVC tube (VP-65) for piping and
connection cable
PVC tube for drain hose (VP-30)
PVC tube for
drain hose (VP-20)
More than 700 mm
Drain hose
from main unit
Cable
45°
Drain hose
Piping
Sleeve for piping hole
Drain hose
Piping
Connection cable
More than 950mm
(1/2 ~ 1.75HP)
(For the right piping, follow the
same procedure)
Exchange the drain hose and
the cap
CONNECT THE PIPING
Connecting The Piping to Indoor
For connection joint of all model (except R32 model)
Please make flare after inserting flare nut (locate at joint portion of
tube assembly) onto the copper pipe. (In case of using long piping)
Connect the piping
•
Align the center of piping and suffi ciently tighten the fl are nut with
fi ngers.
•
Further tighten the fl are nut with torque wrench in specifi ed torque
as stated in the table.
Torque wrench
Spanner or
Wrench
For connection joint location at inside building for R32 model only
•
Decide the length.
•
Cut and remove the tube connectors at indoor copper pipings (both
gas and liquid piping) by using pipe cutter. Remove burrs from cut
edge.
•
Use pipe expander to expand the end of long piping.
•
Align the center of piping and braze the piping joints.
Indoor
copper pipe
Tube connector
(40~50mm)
Brazing point
1. Cut and Remove 2. Expand long pipe 3. Braze both pipe
Connecting The Piping to Outdoor
Decide piping length and then cut by using pipe cutter.
Remove burrs from cut edge.
Make fl are after inserting the fl are nut (locate at valve) onto the
copper pipe. Align center of piping to valve and then tighten with
torque wrench to the specifi ed torque as stated in the table.
Do not overtighten, overtightening may cause gas leakage.
Piping size Torque
6.35 mm (1/4") [18 N•m (1.8 kgf•m)]
9.52 mm (3/8") [42 N•m (4.3 kgf•m)]
12.7 mm (1/2") [55 N•m (5.6 kgf•m)]
15.88 mm (5/8") [65 N•m (6.6 kgf•m)]
19.05 mm (3/4") [100 N•m (10.2 kgf•m)]
Connecting The Piping to Outdoor Multi
Decide piping length and then cut by using pipe cutter. Remove burrs
from cut edge. Make flare after inserting the flare nut (locate at valve)
onto the copper pipe. Align center of piping to valve and then tighten
with torque wrench to the specified torque as stated in the table.
* For Gas side piping please refer table and diagram below
Connection pipe
(female side)
Auxiliary pipe
(male side)
Flare Nut
Hall Union
Liquid side
Outdoor Multi Combination Model
Pipe size (refer
to diagram)
R32 Model R410A Model
CS-TZ20***,
CS-TZ25***,
CS-TZ35***,
CU-2Z35***,
CU-2Z41***,
CU-2Z50***,
CU-3Z52***,
CU-3Z68***,
CU-4Z68***,
CU-4Z80***,
CU-5Z90***,
CU-2TZ41***,
CU-2TZ50***,
CU-3TZ52***
CU-2E12***,
CU-2E15***,
CU-2E18***,
CU-3E18***,
CU-3E23***,
CU-4E23***,
CU-4E27***,
CU-5E34***,
CU-2RE15***,
CU-2RE18***,
CU-3RE18***
CS-TZ42*** CU-2Z50***,
CU-3Z52***,
CU-3Z68***,
CU-4Z68***,
CU-4Z80***,
CU-5Z90***,
CU-2TZ50***,
CU-3TZ52***
CU-2E18***,
CU-3E18***,
CU-3E23***,
CU-4E23***,
CU-4E27***,
CU-5E34***,
CU-2RE18***,
CU-3RE18***
(CZ-MA1P)
HOW TO TAKE OUT FRONT GRILLE
Please follow the steps below to take out front grille if
necessary such as when servicing.
1. Set the vertical airfl ow direction louvers to the
horizontal position.
2. Remove the 2 caps (1/2 ~ 1.75HP) on the front
grille as shown in the illustration at right, and then
remove the 3 (1/2 ~ 1.75HP) mounting screws.
3. Pull the lower section of the front grille towards you to
remove the front grille.
When reinstalling the front grille, fi rst set the
vertical airfl ow direction louver to the horizontal
position and then carry out above steps 2 - 3 in the
reverse order.
AUTO SWITCH OPERATION
The below operations will be performed by pressing the “AUTO” switch.
1. AUTO OPERATION MODE
The Auto operation will be activated immediately once the Auto Switch is pressed and release within 5 sec..
2. TEST RUN OPERATION (FOR PUMP DOWN/SERVICING PURPOSE)
The Test Run operation will be activated if the Auto Switch is pressed continuously for more than 5 sec. to below 8 sec..
A “pep” sound will occur at the fi fth sec., in order to identify the starting of Test Run operation.
3. HEATING TRIAL OPERATION
Press the “AUTO” switch continuously for more than 8 sec. to below 11 sec. and release when a “pep pep” sound is
occured at eight sec. (However, a “pep” sound is occurred at fi fth sec..) Then press Remote controller “AC Reset” button
once.
Remote controller signal will activate operation to force heating mode.
4. REMOTE CONTROLLER RECEIVING SOUND ON/OFF
The ON/OFF of Remote controller receiving sound can be change over by the following steps:
a) Press “AUTO” switch continuously for more than 16 sec. to below 21 sec..
A “pep”, “pep”, “pep”, “pep” sound will occur at the sixteenth sec..
b) Press the “AC Reset” button once, “pep” sound will occur indicates that Remote controller receiving sound setting mode is activated.
c) Press “AUTO” switch again. Everytime “AUTO” switch is pressed (within 60 sec. interval), Remote controller receiving sound status will be
reversed between ON and OFF.
Long “peep” sound indicates that Remote controller receiving sound is ON.
Short “pep” sound indicates that Remote controller receiving sound is OFF.
5. HEATING ONLY OPERATION
Press the “AUTO” switch continously for more than 8 sec. to below 11 sec. and release when the “pep pep” sound is occured at eight sec.
(however, a “pep” sound is occured at fi fth sec.) . Then press Remote controller “Check” button once. Remote controller signal will activate
heating only operation mode.
Vinyl tape (wide) ( )
• Apply after carrying
out a drainage test.
• To carry out the
drainage test,
remove the air fi lters
and pour water into
the heat exchanger.
•
Carry out insulation after
checking for gas leaks and
secure with vinyl tape.
Vinyl tape
Remote control holder 5
Remote control holder fi xing screws 6
Remote
control 3
Insulation of piping connections
Attaching the remote control holder to the wall
Model
Dimension
123456
TZ20***, TZ25***, TZ35***, TZ42*** 470 mm 90 mm 380 mm 420 mm 45 mm 95 mm
Ceiling
Wall
Wall
Installation
plate
1
2
screw
More than 1
More than 1
Measuring Tape
Indoor unit
184 mm
128 mm
222 mm
128 mm
More than 2
PIPE
HOLE
CENTER
PIPE
HOLE
CENTER
128mm TO
PIPE HOLE
CENTER
128mm TO
PIPE HOLE
CENTER
For best strength of
INDOOR unit installation,
it is highly recommended
to locate “ ” at 5 position
as shown.
Attached accessories
No. Accessories part Qty. No. Accessories part Qty. No. Accessories part Qty.
1
Installation plate
1
3
Remote Control
1
5
Remote control holder
1
2
Installation plate fi xing
screw
5
4
Battery
2
6
Remote control holder
fi xing screw
2
7
Air Purifying Filter
1
Hall Union
Connection pipe
(female side)
Auxiliary pipe
(male side)
Flare Nut
Hall Union
Packing
Connection pipe
(female side)
Auxiliary pipe
(male side)
Pipe size reducer (CZ-MA1P)
Flare Nut
Gas side
Screw
Screw
Vane
Front grille
Front grille
Cap
Test pen
Move
the vane
downward
• Use Test pen to
remove Cap
CHECK ITEMS
Is there any gas leakage at fl are nut connections?
Has the heat insulation been carried out at fl are nut
connection?
Is the connection cable being fi xed to terminal board fi rmly?
Is the connection cable being clamped fi rmly?
Is the drainage ok?
(Refer to “Check the drainage” section)
Is the earth wire connection properly done?
Is the indoor unit properly hooked to the installation plate?
Is the power supply voltage complied with rated value?
Is there any abnormal sound?
Is the cooling/heating operation normal?
Is the thermostat operation normal?
Is the remote control’s LCD operation normal?
Is the Air purifying fi lter installed?
CHECK THE DRAINAGE
•
Open front panel and remove air fi lters.
(Drainage checking can be carried out without removing the front grille.)
•
Pour a glass of water into the drain tray-styrofoam.
•
Ensure that water fl ows out from drain hose of the indoor unit.
Drain tray-styrofoam
EVALUATION OF THE PERFORMANCE
•
Operate the unit at cooling/heating operation mode for fi fteen minutes or more.
•
Measure the temperature of the intake and discharge air.
•
Ensure the difference between the intake temperature and the discharge is more than
8°C during Cooling operation or more than 14°C during Heating operation.
INSTALLATION OF AIR PURIFYING FILTER
1. Open the front panel.
2. Remove the air fi lters.
3. Put the air purifying fi lter into place as shown in illustration at right.
Discharge air
Air purifying fi lter 7
Air fi lter
1. The inside and outside connection cable can be connected without removing the front grille.
2. Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm
2
fl exible cord, type designation 60245
IEC 57 or heavier cord. Do not use joint connection cable. Replace the wire if the existing wire (from concealed wiring, or otherwise) is too short. Allowable
connection cable length of each indoor unit shall be 30 m or less.
3. Bind all the indoor and outdoor connection cable with tape and route the connection cable via the escapement.
4. Remove the tapes and connect the connection cable between indoor unit and outdoor unit according to the diagram below.
Terminals on the outdoor unit L N 1 2 3
Colour of wires
Terminals on the indoor unit 1 2 3
Recommended
length (mm)
abcd
35 35 35 55
WARNING
This equipment must be
properly earthed.
CONNECT THE CABLE TO THE INDOOR UNIT
5
Note:
•
Secure the connection cable onto the control board with the holder.
•
Ensure the colour of wires of outdoor unit and the terminal Nos. are the
same to the indoor’s respectively.
•
Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC
wires for safety reason.
WIRE STRIPPING, CONNECTING
REQUIREMENT
Wire stripping
No loose strand
when inserted
10 ± 1 mm
5 mm or more
Indoor/outdoor
connection
terminal board
(gap between wires)
Conductor
fully inserted
Conductor over
inserted
Conductor not
fully inserted
ACCEPT PROHIBITED PROHIBITED
Recommended
length (mm)
Tape
Connection cable
Indoor & outdoor
Connection cable
Escapement
Terminal
Board
Earth Wire longer
than others AC
wires for safety
reason
Outdoor unit
Indoor & outdoor
Connection cable
Holder
WARNING
RISK OF FIRE
JOINING
OF WIRES
MAY CAUSE
OVERHEATING
AND FIRE.
Do not joint wires
OR
OR
Use complete wire without joining.
Use approved socket and plug with earth pin.
Wire connection in this area must follow to national
wiring rules.
OR
A
min
= (M / (2.5 x (LFL)
(5/4)
x h
0
))
2
A
min
= Required minimum room area, in m²
M = Refrigerant charge amount in appliance, in kg
LFL = Lower fl ammable limit (0.306 kg/m³)
h
0
= Installation height of the appliance
: (1.8 m for wall mounted is standard reference
installed height)
: ( 2.5m for wall mounted is minimum installed height
given by manufacturer)
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