Download 1. BEFORE INSTALLATION

ENGLISH
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Model names are indicated in 1-3.
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unit for outdoor unit installation.
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INSTALLATION MANUAL
Required Tools for Installation
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Torque wrench
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1. BEFORE INSTALLATION
1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY
• Be sure to read “THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY” before installing the air conditioner.
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WARNING
N Do not install the unit by yourself (user).
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N Perform the installation securely referring to the
installation manual.
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N Install the unit securely in a place which can bear
the weight of the unit.
If the installation location cannot bear the weight of the
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manual. Be sure to use an exclusive circuit. Do not
connect other electrical appliances to the circuit.
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N Do not damage the wires by applying excessive
pressure with parts or screws.
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N Be sure to cut off the main power in case of setting
up the indoor P.C. board or wiring works.
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the terminal block connecting sections so the stress
of the wires is not applied to the sections. Do not
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gas may leak.
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N Do not use intermediate connection of the power
cord or the extension cord and do not connect
many devices to one AC outlet.
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N %HVXUHWRXVHWKHSDUWVSURYLGHGRUVSHFL¿HGSDUWV
for the installation work.
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N :KHQSOXJJLQJWKHSRZHUVXSSO\SOXJLQWRWKHRXWOHW
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parts in both the outlet and the plug. Make sure that the
power supply plug is pushed completely into the outlet.
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N Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
If the electrical cover of the indoor unit and/or the service
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WKDWQRVXEVWDQFHRWKHUWKDQWKHVSHFL¿HGUHIULJHUant (R410A) enters the refrigerant circuit.
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CAUTION
N Earth the unit correctly.
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N Install an earth leakage breaker depending on the
installation place.
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N Do not discharge the refrigerant into the atmosphere. If
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could be generated.
N Check that the refrigerant gas does not leak after
installation has been completed.
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N Use appropriate tools and piping materials for installation.
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N :KHQSXPSLQJGRZQWKHUHIULJHUDQWVWRSWKHFRPpressor before disconnecting the refrigerant pipes.
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N :KHQLQVWDOOLQJWKHXQLWVHFXUHO\FRQQHFWWKHUHfrigerant pipes before starting the compressor.
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could be drawn in and the pressure in the refrigeration
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N )DVWHQDÀDUHQXWZLWKDWRUTXHZUHQFKDVVSHFL¿HG
in this manual.
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N The unit shall be installed in accordance with national wiring regulations.
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N Perform the drainage/piping work securely accord- N Do not install the outdoor unit where small animals
ing to the installation manual.
may live.
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hold goods.
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unit clean.
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the outdoor unit.
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1-2. SELECTING THE INSTALLATION LOCATION
INDOOR UNIT
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• Rigid wall without vibration.
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REMOTE CONTROLLER
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• Where children cannot touch it.
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Note:
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received.
OUTDOOR UNIT
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possible.
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or hot air.
• Where rigid wall or support is available to prevent the
increase of operation sound or vibration.
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the unit legs.
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Note:
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Note:
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• Never install the outdoor unit in a place where its air
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with its air inlet side facing the wall.
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Avoid the following places for installation where air conditioner trouble is liable to occur.
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1-3. SPECIFICATIONS
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Indoor unit
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Outdoor unit
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Rated
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connecting wire
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Gas / Liquid
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When the piping is to be attached to a wall containing
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wall and the piping or wrap
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for new refrigerant.
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PARTS TO BE PROVIDED
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Indoor/outdoor unit connecting wire* ([WHQVLRQSLSH
Wall hole sleeve
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so that there is no gap.
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Be sure to use wall hole
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rodents in case the wall is
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1-4. INSTALLATION DIAGRAM
ACCESSORIES
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<Indoor unit>
Air outlet
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Drain piping for outdoor unit
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outdoor piping connection.
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shown in the illustration.
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fan stop.
IMPORTANT NOTES
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2. INDOOR UNIT INSTALLATION
2-1. FIXING OF INSTALLATION PLATE
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installed in other holes.
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Wall
2-2. WALL HOLE DRILLING
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Bind the line to the center hole.
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Outdoor
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Lead wire
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line with the
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Align the
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connecting wires.
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Indoor/outdoor
Note: Do not place the wires between the inunit
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2-3. CONNECTING WIRES FOR INDOOR UNIT
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2-4. PIPE FORMING AND DRAIN PIPING
Pipe Forming
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Liquid pipe
Gas pipe
Indoor/outdoor unit
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5HDUULJKWRUGRZQZDUGSLSLQJ
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downward piping.
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&KHFNLIWKHLQGRRUXQLWLVKRRNHGVHFXUHO\RQWKHLQVWDOODWLRQSODWHE\PRYLQJ
the unit to left and right.
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Drain Piping
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Drain hose
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hose
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slope
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drain water
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Tip of drain
hose dipped
in water
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Water
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Water
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Water
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At least
PP
gap
Ditch
Left or left-rear piping
Note:
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hose and the drain cap in case
of left or left-rear piping.
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drain hose.
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piping.
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Drain cap
Drain cap
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WKHQ¿UPO\DSSO\IHOWWDSHIURPWKHHQG
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drain cap.
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drain hose forward.
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hose is to be attached at the rear of the indoor unit.
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Drain cap
into the hole at the end of the cap and insert the cap
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Fig. 3
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Drain hose
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the unit easier.
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3. OUTDOOR UNIT INSTALLATION
3-1. CONNECTING WIRES FOR OUTDOOR UNIT
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length to the connecting wires.
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pipe
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burrs drop in the piping.
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again.
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around
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Indoor unit connection
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Outdoor unit connection
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WARNING
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pipes before starting the compressor.
3-4. INSULATION AND TAPING
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condensation.
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4-1. PURGING PROCEDURES AND LEAK TEST
4-2. TEST RUN
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RQ
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gas pipe side of the outdoor unit.
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details.
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for LIQUID
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GAS
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Service port
A
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then tighten part A. Do not tighten
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core is in open position.
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VLGHVRIJDVSLSHDQGOLTXLGSLSH2SHUDWLQJZLWKRXWIXOO\RSHQLQJORZHUVWKHSHUIRUPance and this causes trouble.
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operation switch
(26:
Checking the remote (infrared) signal reception
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off.
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4-3. AUTO RESTART FUNCTION
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Caution:
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To the user
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4-4. EXPLANATION TO THE USER
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5. RELOCATION AND MAINTENANCE
5-1. REMOVING AND INSTALLING THE PANEL ASSEMBLY
5-3. PUMPING DOWN
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side of the outdoor unit.
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procedure in reverse.
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to the unit.
5-2. REMOVING THE INDOOR UNIT
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plate.
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WARNING
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the refrigerant pipes. The compressor may burst if air etc. get into it.
If the above method cannot be used
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