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112
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'13 • PAC-DB-194
Security instructions
CAUTION
WARNING
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Do not mingle solid cord and stranded cord on power source and signal side
terminal block.
In addition, do not mingle difference capacity solid or stranded cord.
Inappropriate cord setting could cause loosing screw on terminal block, bad electrical
contact, smoke and fire.
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PGAO12D405
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Electrical wiring work must be performed by an electrician qualified by a local power provider according to
the electrical installation technical standards and interior wiring regulations applicable to the installation site.
Be sure to have the electrical wiring work done by qualified electrical installer,
and use exclusive circuit.
Power source with insufficient capacity and improper work can cause electric shock and fire.
Use specified wire for electrical wiring, fasten the wiring to the terminal securely,
and hold the cable securely in order not to apply unexpected stress on the terminal.
Loose connections or hold could result in abnormal heat generation or fire.
Arrange the electrical wires in the control box properly to prevent them from
rising. Fit the lid of the services panel property.
Improper fitting may cause abnormal heat and fire.
Use the genuine optional parts. And installation should be performed by a
specialist.
If you install the unit by yourself, it could cause water leakage, electric shock and fire.
Turn off the power source during servicing or inspection work.
If the power is supplied during servicing or inspection work, it could cause electric
shock and injury by the operating fan.
Perform earth wiring surely.
Do not connect the earth wiring to the gas pipe, water pipe, lightning rod and telephone earth
wiring. Improper earth could cause unit failure and electric shock due to a short circuit.
Make sure to install earth leakage breaker on power source line.
(countermeasure thing to high harmonics.)
Absence of breaker could cause electric shock.
Do not use any materials other than a fuse of correct capacity where a fuse
should be used.
Connecting the circuit by wire or copper wire could cause unit failure and fire.
Do not turn off the power source immediately after stopping the operation.
Be sure to wait for more than 5 minutes. Otherwise it could cause water leakage or
breakdown.
Do not control the operation with the circuit breaker.
It could cause fire or water leakage. In addition, the fan may start operation
unexpectedly and it may cause injury.
Do not repair by yourself. And consult with the dealer about repair.
Improper repair may cause water leakage, electric shock or fire.
Consult the dealer or a specialist about removal of the air conditioner.
Improper installation may cause water leakage, electric shock or fire.
Shut off the power before electrical wiring work.
It could cause electric shock, unit failure and improper running.
Use the circuit breaker of correct capacity. Circuit breaker should be the one
that disconnect all poles under over current.
Using the incorrect one could cause the system failure and fire.
Earth leakage breaker must be installed.
If the earth leakage breaker is not installed, it can cause electric shocks.
Use power source line of correct capacity.
Using incorrect capacity one could cause electric leak, abnormal heat generation and fire.
Read the “SAFETY PRECAUTIONS” carefully first of all and then strictly follow it during the
installation work in order to protect yourself.
The precautionary items mentioned below are distinguished into two levels,
and .
: Wrong installation would cause serious consequences such as injuries or death.
: Wrong installation might cause serious consequences depending on circumstances.
Both mentions the important items to protect your health and safety so strictly follow
them by any means.
The meanings of “Marks” used here are as shown on the right:
Accord with following items. Otherwise, there will be the risks of electric shock and
fire caused by overheating or short circuit.
Never do it under any circumstances.
CAUTION
CAUTION
Always do it according to the instruction.
Electrical Wiring Connection
②
Wiring for the remote control (Continued)
②
Wiring for the remote control
③
Function Setting by Remote Control
③
Function Setting by Remote Control (Continued)
Power source
Cable connection for single unit installation
Cable connection for a V multi configuration installation
Three-phase model
Single-phase model
Method of setting Master/Slave of indoor unit
Switch and wiring specification
(Factory setting: “Master”)
Refer to the installation manual attached to the outdoor unit.
PCB
SW
SW5-1
OFF
OFF
OFF
ON
ON
ON
ON
OFF
SW5-2
①②③
①②③
①②③
①②③
L N
Remote control
Remote control
Remote control
control line
Power source line
Indoor-Outdoor
Power source
Circuit breaker
Indoor Unit
Indoor Unit
Master
Slave 1
Slave 2
Slave 3
①②③
①②③
L1 L2 L3 N
Master
Slave 1
Twin type
①②③
Remote control line (no polarity)
AIR CON NO.
Outdoor Unit
Indoor Unit
Indoor Unit
Outdoor Unit
Indoor Unit
Outdoor Unit
Earth
Earth
Earth
Earth
Earth
Earth
Earth
Earth leakage
breaker
Power source
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Use three-core cable as wiring between indoor and outdoor unit. As for detail, refer to "INSTALLATION MANUAL" of
outdoor Unit.
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Set earth of D-type.
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Keep "remote control line" and "power source line" away from each other on constructing of unit outside.
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Run the lines (power source, remote control and "between indoor and outdoor unit") upper ceiling through iron
pipe or other tube protection to avoid the damage by mouse and so on.
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Do not add cord in the middle of line route (of power source, remote control and "between indoor and outdoor
unit") on outside of unit. If connecting point is flooded, it could cause problem as for electric or communication. (In
the case that it is necessary to set connecting point on the way, perform thorough waterproof measurement.)
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Do not connect the power source line [220V/240V/380V/415V] to signal side terminal block. Otherwise, it could
cause failure.
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Screw the line to terminal block without any looseness, certainly.
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Do not turn on the switch of power source, before all of line work is done.
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Connection of the line ("Between indoor and outdoor unit", Earth and Remote control)
①
Remove lid of control box before connect the above lines, and connect the lines to terminal block according to
number pointed on label of terminal block.
In addition, pay enough attention to confirm the number to lines, because there is electrical polarity except earth
line. Furthermore, connect earth line to earth position of terminal block of power source.
②
Install earth leakage breaker on power source line. In addition, select the type of breaker for inverter circuit as
earth leakage breaker.
③
If the function of selected earth leakage breaker is only for earth-fault protection, hand switch (switch itself and
type "B" fuse) or circuit breaker is required in series with the earth leakage breaker.
④
Install the local switch near the unit.
①
Open the remote control cover and remove the screw without fail.
②
Remove the upper case of remote control. Attach a flat head screwdriver at the upper part of remote control and pry
lightly. It will come off easily.
Use some cushion to protect the center panel.
①
As for connecting method of power source, select from following connecting patterns. In principle, do not directly connect
power souce line to inside unit.
As for exceptional connecting method of power souce, discuss with the power provider of the country with referring to
technical documents, and follow its instruction.
②
For cable size and circuit breaker selection, refer to the outdoor unit installation manual.
①
Connect the same pairs number of terminal block "
①
,
②
,
and
③
"and " X and Y " between master and slave
indoor units.
②
Do the same address setting of all inside units belong to same refrigerant system by rotary switch SW2 on indoor
unit's PCB (Printed circuit board).
③
Set slave indoor unit as "slave 1" through "slave 3" by address switch SW5-1, 5-2 on PCB.
④
When the button on the remote control unit is pressed after turning on the power, an indoor unit's address
number will be displayed. Do not fail to confirm that the connected indoor unit's numbers are displayed on the remote
control unit by pressing the or button.
Circuit breaker
r
k
Circuit breaker
Earth leakage breaker
Connecting line
Remote
control line
Power source line
Indoor-Outdoor
Connecting line
Remote
Installation and wiring of remote control
①
Wiring of remote control should use 0.3mm
2
× 2 core wires or cables. (on-site configuration)
②
Maximum prolongation of remote control wiring is 600 m.
If the prolongation is over 100m, change to the size below.
But, wiring in the remote control case should be under 0.5mm
2
. Change the wire size outside of the case according
to wire connecting. Waterproof treatment is necessary at the wire connecting section. Be careful about contact
failure.
The indication when power source is supplied
How to set function
When power source is turned on, the following is displayed on the remote control until the
communication between the remote control and indoor unit settled.
At the same time, a mark or a number will be displayed for two seconds first.
This is the software's administration number of the remote control, not an error cord.
When remote control cannot communicate with the indoor unit for half an hour, the below indication willappear.
Check wiring of the indoor unit and the outdoor unit etc.
100 - 200m.........................0.5mm
2
s
2 cores
Under 300m .......................0.75mm
2
s
2 cores
Under 400m .......................1.25mm
2
s
2 cores
Under 600m .......................2.0mm
2
s
2 cores
Master remote control : " "
Slave remote control : " "
The left mark is only an
example. Other marks may
appear.
Screw
(View after removing the cover)
Terminal setting SW
Press or button.
Make sure which do you want to set, " FUNCTION " (remote
control function) or "I/U FUNCTION " (indoor unit function).
2.
1.
3.
4.
5.
Stop air-conditioner and press (SET) (MODE) buttons at
the same time for over three seconds, and the "FUNCTION SET "
will be displayed.
Press (SET) button.
Selecct " FUNCTION " (remote control function) or "I/U FUNCTION " (indoor unit function).
Press (SET) button.
6.
"DATA LOADING" (Indication with blinking)
Display is changed to "01 GRILLE SET".
"DATA LOADING" (Blinking for 2 to 23 seconds to read the data)
(1)
Press (SET) button.
On the occasion of remote control function selection
On the occasion of indoor unit function selection
Press or button.
"No. and function"are indicated by turns on the remote control function table, then you can select from them.
(For example)
Press or button.
Select the setting.
The current setting of selected function is indicated.
(for example) "AUTO RUN ON" If "02 AUTO RUN SET" is selected
Press (SET) button.
"SET COMPLETE" will be indicated, and the setting will be completed.
Then after "No. and function" indication returns, Set as the same procedure if you want to set continuously ,and if to finish, go to 7.
Indication is changed to "02 FAN SPEED SET". Go to .
[Note]
If plural indoor units are connected to a remote control,
the indication is "I/U 000" (blinking) The lowest number of the indoor unit connected is indicated.
Setting
Function No.
Function
Operation message
Function description: ,
setting description:
Function No.
Fixing button
Finishing button
7
2
1
6
Starting button
Previous screen button
Indoor unit selection button
Earth leakage breaker
Earth leakage breaker
The initial function setting for typical using is performed automatically by the indoor unit connected, when remote
control and indoor unit are connected.
As long as they are used in a typical manner, there wiil be no need to change the initial settings.
If you would like to change the initial setting marked “ ”, set your desired setting as for the selected item.
The procedure of functional setting is shown as the following diagram.
Sequence of the function setting is as follows.
When shipped, the range of set temperature differs depending on the operation mode as below.
Heating : 16~30ûC (55~86ûF)
Except heating (cooling, fan, dry, automatic) : 18~30ûC (62~86ûF)
Upper limit and lower limit of set temperature can be changed with remote control.
Upper limit setting: valid during heating operation. Possible to set in the range of 20 to 30ûC (68 to 86ûF).
Lower limit setting: valid except heating (automatic, cooling, fan, dry) Possible to set in the range of 18 to 26ûC (62 to
79ûF).
When you set upper and lower limit by this function, control as below.
1. When TEMP RANGE SET, remote control function of function setting mode is "INDN CHANGE" (factory setting),
During heating, you cannot set the value exceeding the upper limit.
During operation mode except heating, you cannot set the value below the lower limit.
2. When TEMP RANGE SET, remote control function of function setting mode is "NO INDN CHANGE"
During heating, even if the value exceeding the upper limit is set, upper limit value will be sent to the indoor unit.
But, the indication is the same as the temperature set.
During except heating, even if the value lower than the lower limit is set, lower limit value will be sent to the indoor unit.
But, the indication is the same as the temperature set.
How to set upper and lower limit value
1. Stop the air-conditioner, and press (SET) and (MODE) button at the same time for over three
seconds .
The indication changes to "FUNCTION SET ".
2. Press button once, and change to the "TEMP RANGE " indication.
3. Press (SET) button, and enter the temperature range setting mode.
4. Select "UPPER LIMIT " or "LOWER LIMIT " by using button.
5. Press (SET) button to fix.
6. When "UPPER LIMIT " is selected (valid during heating)
Press (SET) button to fix. Indication example: "UPPER 26ûC" (Displayed for two seconds)
After the fixed upper limit value displayed for two seconds, the indication will return to "UPPER LIMIT ".
7. When "LOWER LIMIT " is selected (valid during cooling, dry, fan, automatic)
Indication: " SET UP" "LOWER 18ûC "
8. Press ON/OFF button to finish.
Previous button
If upper limit value is set
If upper limit value is set
If lower limit value is set
If lower limit value is set
Indication: " SET UP" "UPPER 30ûC "
Select the upper limit value with temperature setting button . Indication example: "UPPER 26ûC "
(blinking)
Select the lower limit value with temperature setting button . Indication example: "LOWER 24ûC "
(blinking)
Press (SET) button to fix. Indication for example: "LOWER 24ûC" (Displayed for two seconds)
After the fixed lower limit value displayed for two seconds, the indication will return to "LOWER LIMIT ".
It is possible to finish by pressing
ON/OFF button on the way, but
unfinished change of setting is
unavailable.
During setting, if you press
(RESET) button, you return to the
previous screen.
Note 2: As for plural indoor unit, set indoor functions to each master and slave indoor unit.
But only master indoor unit is received the setting change of indoor unit function “05 EXTERNAL
INPUT” and “06 PERMISSION / PROHIBISHION”.
Note 1: Fan setting of “HIGH SPEED”
Initial function setting of some indoor unit is “HIGH SPEED”
STANDARD
FAN SPEED SET
Fan tap
HIGH SPEED1, 2
UH - Hi
UH - Me
UH - Hi - Me
Hi - Lo
Hi - Me
Hi - Me - Lo
UH - UH - Hi - Me
UH - Hi - Me - Lo
Indoor unit air flow setting
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The functional setting
The range of temperature setting
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For each indoor unit, one more remote control can be connected in addition to the one which is built in the main unit.
Set SW1 to "Slave" for the slave remote control. It was factory set to "Master" for shipment.
Note: The setting "Remote control thermistor enabled" is only selectable with the master remote control in the position where you want
to check room temperature.
The air conditioner operation follows the last operation of the remote control regardless of the master/ slave setting of it.
Remote control cord (no polarity)
Remote control
SW1 "Master"
Switch
Setting
Contents
M
Master remote control
SW1
S
Slave remote control
Remote control
SW1 "Slave"
Lower
Master
Slave
Upper
Board
Indoor units
* When setting the remote control built in the main unit to the “Slave”:
Remove the cover and change the setting of switch as follows.
It is possible to finish by pressing ON/OFF button on the way, but unfinished change of setting is unavailable.
During setting, if you press (RESET) button, you return to the previous screen.
Setting is memorized in the controller and it is saved independently of power failure.
How to check the current setting
When you select from "No. and funcion" and press set button by the previous operation, the "Setting" displayed first is the current
setting.
(But, if you select "ALL UNIT ", the setting of the lowest number indoor unit is displayed.)
7.
Press or button.
Select the setting.
Press (SET) button.
Press ON/OFF button.
Setting is finished.
The current setting of selected function is indicated.
(For example) "STANDARD" If "02 FAN SPEED SET" is selected.
Press (SET) button.
"SET COMPLETE" will be indicated, and the setting will be completed.
Then after "No. and function" indication returns, set as the same procedure if you want to set continuously , and if to finish, go to 7.
When plural indoor units are connected to a remote control, press the AIRCON NO. button, which allows you to go back to the indoor
unit selection screen. (example "I/U 000 ")
Setting
(2)
(3) Press (SET) button.
Press or button.
Press or button.
Select the number of the indoor unit you are to set
If you select "ALL UNIT ", you can set the same setting with all unites.
"No. and function" are indicated by turns on the indoor unit function table, then you can select from them.
(For example)
Function No.
Function
①
⑤
④
③
②
①
②
③
④
⑤
(3) FDF series
PGA012D405
