Before operating the unit, read these operating instructions thoroughly and keep them for future
reference.
Panasonic Corporation
1006 Kadoma, Kadoma City, Osaka, Japan
Panasonic Corporation
http://www.panasonic.com
CV6233312187
Page 2
Thank you for purchasing the
Panasonic timer remote controller.
Read the Operating Instructions
carefully for safe use. This
manual describes the Operating
Instructions of the timer remote
controller. Read this manual as
well as operating instructions
supplied with indoor units and
outdoor units.
Be sure to read the “Safety
Precautions” (P.3, 4) before
using.
Keep this manual with operating
instructions supplied with indoor
units and outdoor units in a safe
place.
Be sure to keep this manual in a
place easily accessible by users.
In the case of user change, be
sure to give this manual to the
new user.
NOTICE
The English text is the original
instructions. Other languages
are translation of the original
instructions.
This symbol refers to a hazard or unsafe
practice which can result in severe personal
injury or death.
Matters to be observedProhibited matters
This symbol refers to a hazard or unsafe
practice which can result in personal injury or
product or property damage.
WARNING
Do not use this appliance in a potentially explosive
atmosphere.
In case of malfunction of this appliance, do not repair by
yourself. Contact the sales or service dealer for repair.
In case of emergency, remove the power plug
from the socket or switch off the circuit breaker
or the means by which the system is isolated
from the mains power.
CAUTION
CAUTIONS
This appliance is intended to be used by expert or
trained users in shops, in light industry and on farms, or
for commercial use by lay persons.
This appliance can be used by children aged from 8
years and above and persons with reduced physical,
sensory or mental capabilities or lack of experience
and knowledge if they have been given supervision or
instruction concerning use of the appliance in a safe
way and understand the hazards involved.
• Do not operate with wet hands.
• Do not wash with water.
(EN)
3
Page 4
Safety Precautions
Note:
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this
device must accept any interference received, including
interference that may cause undesired operation.
This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to Part 15
of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause
harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more
of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician
for help.
FCC Caution: To assure continued compliance, follow
the attached installation instructions. Any changes
or modifi cations not expressly approved by the party
responsible for compliance could void the user’s authority
to operate this equipment.
(EN)
4
Page 5
Part Names
Control panel
°
°
1
13
12
A
11
10
987
1 Operation indicator
Illuminates during operation. Blinks during alarm.
2 Start/Stop button
Starts/Stops operation.
3 Fan speed
Changing the fan speed.
4 Swing/Air direction
Use this button to set the auto swing or air direction to a specifi c angle.
5 Unit select
When more than one indoor unit is operated by one remote control unit, this button is used to
select a unit when adjusting the air direction.
6 Sleeping
7 Ventilation
Use this button when you installed a fan available in the market. Pressing this button turns on
and off the fan. When turning off the air conditioner, the fan will be also turned off.
8 Filter reset
Use this button to reset the fi lter sign. When is displayed, press this button after cleaning the
fi lter.
9 Timer setting buttons
10 Remote control sensor
Normally, the temperature sensor of the indoor unit is used to detect the temperature.
However, it is also possible to detect the temperature around the remote control unit.
11 Mode select
Pushing this button selects an operation mode.
12 ECONAVI
Use this button to turn on/off the ECONAVI Function.
13 Temperature setting buttons
Changing the temperature setting.
2
3
4
5
6
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5
Page 6
Part Names
Screen display
28123
2726
25
°
24
23
22
21
20
191817 16 15 14131211 10
1 Displayed if the selected feature was disabled during installation.
2 Displayed when a mistake is made during timer setting.
3 Appears when the timer program is being set.
4 Indicates today’s day of the week.
5 Displayed when the timer has been turned OFF.
6 Timer program indication
: The indoor unit starts operation at the programmed time.
: The indoor unit stops operation at the programmed time.
7 Displays the present time on a 24-hour clock. Also, displays settings in the various setting
modes.
8 Appears when the time program is being set.
9 Indicates the unit No. of the selected indoor unit.
10 Appears during the peak cut mode (Demand) if an electric heat pump (EHP) air conditioner is
used or during standby if a gas heat pump (GHP) air conditioner is used.
11 Appears when the fan of the indoor unit is stopped or in low fan speed.
12 The engine oil needs to be replaced. (Only when using a gas heat pump air conditioner.)
13 Appears when the maintenance function (monitoring sensor temperatures) is activated.
14 The indoor unit fi lter needs to be cleaned.
15 Appears during the sleeping function.
16 Appears when a fan available in the market is installed and is operating.
17 Switching operation modes is prohibited. (Switching to Auto mode is also prohibited.)
18 Remote control operation is restricted by a central control device.
19 Appears when the remote control sensor is used.
20 The selected fan mode is displayed.
21 Appears while in test operation.
22 Indicates the fl ap position.
23 Indicates the set temperature.
24 Appears during the outing function.
25 Displays the selected operation mode.
(AUTO
26 Appears when ECONAVI is being set to ON.
27 When inspection is required.
28 Appears with displaying 27 if there is a problem on ECONAVI.
/HEAT /DRY /COOL /FAN )
°
4
5
6
7
8
9
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6
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Basic Operations
How to Operate
Turn on the indoor unit before operation. See operating instructions of the indoor unit.
Start/Stop operation / Operation mode
1. Press [Start/Stop] to start operation.
2. Press the mode select button to select
the mode among AUTO
DRY
, COOL and FAN .
* Auto: The mode is automatically switched to
Cool or Heat to achieve the set temperature.
, HEAT ,
Set temperature
Press [ / ] to set the desired
temperature.
Cannot be set in Fan mode.
Temperature
Fan speed
Press the fan speed button to set the fan
speed.
: Automatically switches the fan speed.
: Low
: Medium
: High
Fan speed
A
A
A
1
2
Flap
Press the fl ap button to adjust the fl ap
position.
Flap
A
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7
Page 8
Note
If the heating performance is insuffi cient in Low fan speed, change the fan
speed to Medium
The temperature range that can be set varies depending on the model. Temperature sensor detects temperature in the vicinity of the air inlet of the
indoor unit. The detected temperature slightly differs from the room temperature
depending on the installation condition. The set temperature is a guideline of
room temperature.
or High .
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8
Page 9
Basic Operations
Setting the Present Time
Press and hold [SET] for more than
1
2 seconds to enter the present day
and time setting mode.
Once you enter the setting mode,
“SETTING”, “▼”(day) and “time” fl ash.
Set “▼” to today’s day of the week.
2
Press [▲] to move “▼” (fl ashing on the
display) in the order of: Su → Mo → Tu → ....
Press [▼] to move it in the order of: Su →
Sa → Fr → ....
Press [SET] to store.
Press [▼/▲] to change the present
3
“hour” in the range of 0 to 23*
Set the present hour and press [SET].
The “hour” digits light up, and the “minute”
digits start fl ashing.
*1 If the clock uses the 12 hours AM/PM
setting, the hour is displayed in the range of
AM 1 to 12 / PM 1 to 12.
Press [▼/▲] to change the present
4
“minute” in the range of 0 to 59.
Set the present minute and press [SET]. The
day and time are set and the unit fi nishes
the setting mode.
1
.
A
2 / 3 / 4 1 / 3 / 4
Note
If the present time is invalid, “– – : – –” is displayed. If the power failure occurs,
check if the set data of day and time are valid.
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9
Page 10
Weekly Program Function
Checking the Weekly Timer
• Set the weekly program assigning a given timer to each day of the week.
Maximum of 6 programs a day and 42 programs a week can be set.
Select the day and the TIMER number you want to program.
Press [PROGRAM] to enter the
1
program confi rmation mode
“
” and start setting.
Once you enter the program confi rmation
mode, the present day is indicated as
TIMER No. “1”.
Select the day.
2
Press [▼/▲] to move the “ ” horizontally on
the day to select.
Press [▲] to move “ ” (fl ashing on the
display) in the order of: Su → Mo → Tu....
Press [▼] to move it in the order of : Su →
Sa → Fr....
“– – : – –” is displayed when the program is
not set.
Press [SET] to fi x the day.
A
2 / 31
10
Select a Timer number.
3
Press [▼/▲] to select a TIMER No. from 1
to 6.
Press [▲] to move up from 1.
Press [▼] to move down from 6.
(EN)
TIMER No. 1-6
2
program CHeck
Page 11
SET
SET
SET
SET
CANCEL,DEL
normal remote controller
program check
PROGRAMCANCEL
CANCEL,DEL
CANCEL
PROGRAM
SET,CANCEL,DEL
SET,CANCEL
Weekly Program Function
Changing the Program Timer
To set the weekly program, follow the steps.
Select the program you want to
1
set in the program confi rmation
mode, and press [SET]. This enters
the setting mode of the program
currently displayed.
* In the program setting mode, [SETTING],
“hour”, “minute”and “item” fl ash on the
display.
A
2
3
Set the “hour”. (Program step 1)
Press [▼/▲] to set the “hour”.
Confi rm the “hour” and press [SET]. This
enters the program changing mode
(setting of the “minute”).
Set the “minute”. (Program step 2)
Press [▼/▲] to set the “minute”.
Confi rm the “minute” and press [SET].
The unit enters (the program pattern
selection mode).
Program
2 / 3 / 441 / 2 / 3 / 4
Program step1
Program step2
Changing hour digits
Changing minute digits
Changing patterns
Selecting copy source
Selecting copy destination
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11
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Set the program pattern. (Program step 3)
4
There are 4 program patterns.
Pressing [▼/▲] repeats the following display patterns.
Pattern 1 (Default display)
The indoor unit starts operation at the
programmed time.
[▼][▼]
Pattern 4
The indoor unit starts operation at the
programmed time and changes the
temperature settings.
For Pattern 3 and Pattern 4: Press [ / ] to change the temperature setting.
[▲][▲]
Pattern 2
[▼]
[▲]
The indoor unit stops operation at the
programmed time.
Pattern 3
[▲]
°°
[▼]
The indoor unit changes the
temperature setting at the
programmed time.
12
Select the program pattern and press [SET].
5
The program timer setting is confi rmed and the unit enters the confi rmation mode
.
Note
If you press [CANCEL] during the setting, it returns to the program confi rmation
mode.
If there is no operation made for 10 minutes during the setting, it returns to the
normal mode.
In this case, all the settings in progress will be invalid.
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Page 13
Weekly Program Function
Deleting the Program Timer
To delete the program timer setting, follow the steps below.
Press [PROGRAM] to enter the
1
program confi rmation mode.
Press [▼/▲] to select the day of the
2
program you want to delete.
Press [SET] to fi x the day.
Press [▼/▲] to select a TIMER No.
3
(from 1 to 6).
Press [SET] to display the program
4
setting mode
Press [DELETE] to delete the
5
program.
.
A
415 2 / 3
Note
After deleting, the unit returns to the program confi rmation mode . If you press [CANCEL] during the setting, the unit returns to the program
comfi rmation mode.
If there is no operation made for 10 minutes during the setting, the unit returns to
the normal mode.
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13
Page 14
Weekly Program Function
Invalidating the Program Timer
If you want to stopping the program operation for more than 1 week, you can invalidate
all the timer settings.
Once the timer settings are invalidated, the program will not be operated until the
invalidation is cancelled.
How to invalidate the program timer
1. Press and hold [CANCEL]([TIMER
OFF]) for more than 2 seconds.
[TIMER OFF] is displayed and the programs will
be invalidated from the next one.
How to cancel the program timer invalidation
1. Press and hold [CANCEL]([TIMER
OFF]) for more than 2 seconds.
[TIMER OFF] disappears and the programs will
be validated from the next one.
A
1
A
1
If Power Failure Occurred
If the power recovers in a short time period, the program after the recovered time will
be valid.
If more than one hour has passed for power return after power failure, the present time
information will be lost. In this case, the program will not be operated.
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Weekly Program Function
Duplicating the Program Timer
You can duplicate the preset program by day.
Select the copy source.
If [PROGRAM]([COPY]) is pressed
1
in program checking mode
enters the copy mode (Selecting
the copy source
timer.
While in the copy mode of the program
timer, [SETTING] and (day) of the copy
source fl ash on the display.
Press [▼/▲] to select the day of the
2
copy source.
Select the copy destination.
If [SET] is pressed in the mode of
3
selecting the copy source
enters the copy mode (Selecting the
copy destination
timer.
Press [▼/▲] to select the day of the
4
copy destination. Then, press [SET]
to complete copying and return to
the program checking mode.
) of the program
) of the program
, it
A
12 / 43 / 4
, it
Note
The program will be overwritten if the preprogrammed day is selected as a copy
source.
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15
Page 16
Weekly Program Function
Before Asking Repair Work
Before asking repair work, please check the following.
TroublePossible Cause/Remedy
“ERROR” is displayed
when the minute digits are
entered.
The set data is not stored.
Program does not
function.
If there is another TIMER No. which has the program of the same
time and same day, you cannot overlap the setting.
The stored programs are automatically sorted by the time. Check if
the data is stored in the other TIMER No.
Check if the time indication is not “– – : – –”.
When the time is invalid, the program is also invalid.
Check the remote controller prohibition inside.
In that case, the program is invalid.
16
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Page 17
Outing Function
Outing function is a function that prevents the room temperature from
increasing too much (or decreasing too much) when no one is in the room.
An air conditioner works automatically if this function is set effective.
•
•
•
•
•
A remote controller may lose outing function operation information when it is cut for
more than 24 hours during the outing function operation by electricity. It reverts from
the blackout, and an air conditioner does not drive in outing function when operation
is started. At this time, an air conditioner does not stop at outing function.
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Page 18
Outing Function
Setting the Outing Function
Press and hold [Ventilation] for more
1
than 2 seconds to display
the upper limit temperature setting
screen.
[SETTING], , and the upper limit
temperature start fl ashing.
(The default value of the upper limit
temperature is 38 °C.)
Press [ / ] to select the upper
2
limit temperature, and press [SET]
to fi x the value. The lower limit
temperature setting screen is
displayed.
A
12 / 32 / 3
Press [ / ] to select the lower limit
3
temperature, and press [SET] to
fi x the value. The outing function
setting is completed.
(The default value of the lower limit
temperature is 10 °C.)
* The unit returns to the normal mode if [CANCEL] is pressed or there is no operation
made for 3 minutes during the setting. In this case, all the settings in progress will be
lost.
2
°
3
°
Canceling the outing function
1. Press and hold [Ventilation] for more
than 2 seconds while the outing
function is set.
A
1
18
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Page 19
Sleeping Function
This function leads you to a comfortable sleep and changes the room temperature
during your sleep.
• You can set the off timer every one hour from 1 to 10 hours.
Display of remote control unit (during the time setting)
Off time
In case the present time is 23:00.
Sleeping function
indication
Display of remote control unit (during sleeping function setting)
°
Sleeping function
indication
* If no operation is made for 3 minutes, the time setting mode will be automatically
fi nished.
Operating time
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19
Page 20
Ex. In case of 7 hours timer
Press [Sleeping].
1
• Each time the button is pressed, the
indication changes in the following order.
A
(every one hour)
(Press [CANCEL] to stop the time setting.)
Press [SET].
2
• The sleeping operation starts.
211
When the off time comes:
• The indoor unit stops.
* The temperature returns to the setting at the time when sleeping function
operation started.
To cancel the sleeping function operation
1. Press [Sleeping].
* The temperature setting remains at the time
cancelled.
A
• The following buttons also cancel the sleeping function operation.
[Start/Stop] button
Stops the indoor unit after the sleeping function operation is cancelled.
[Mode select] button
Changes the operation mode after the sleeping function operation is cancelled.
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20
1
Page 21
If [Sleeping] button does not work.
Or, in the case of operation not being started even if [SET] is pressed.
Check the following table.
Item
Display of the remote control unit
(Lighting/fl ashing indication)
1
2
3
The Error indication fl ashes
(for several seconds).
“This function is not available” indication
lights up (for several seconds).
Centralized control indication fl ashes
(for several seconds).
The sleeping function operation will be cancelled in the following cases:
1: When the unit is operated to stop or change the temperature setting by the other remote
control unit or centralized control device.
2: When the unit is operated to stop or change the temperature setting with the weekly program
function / outing function.
3: When the centralized control unit is prohibited from stopping the unit or changing the
temperature setting.
Contents
The clock is not set.
When the operation mode is set to AUTO or
FAN, this function is not available.
The centralized control device is prohibited
from starting/stopping the unit or changing the
temperature setting.
Note
TroublePossible Cause/Remedy
The temperature setting does not
decrease (increase).
Operation under the sleeping function
does not fi nish.
The temperature over the upper or lower limit or each operation
mode cannot be set.
Note if you change the time after the sleeping function started. The
operation does not fi nish until it reaches to the set starting time.
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21
Page 22
ECONAVI Function
This function is available by attaching an optional ECONAVI sensor.
The ECONAVI sensor detects human activity and conserves energy based on the
activity level.
Overview of the ECONAVI function
High activity
Low activity
No one in the roomNo one in the room for 20 minutes
* When the sensor
detects movements in
the room which have
been empty, it will
resume operation to
match with the activity
level.
• Cooling: Target temperature is the same as the set temperature.
• Heating: Target temperature is 1 °C lower than the set
temperature.
• Cooling: Target temperature is 1 °C higher than the set
temperature.
• Heating: Target temperature is the same as the set temperature.
• Cooling: Target temperature is 2 °C higher than the set
temperature.
• Heating: Target temperature is 2 °C lower than the set
temperature.
No one in the room for 3 hours
• Cooling: Cooling will stop and the unit will be in fan only mode.
• Heating: Heating will stop and the unit will be in fan only mode.
Note
Even when target temperature is changed through the ECONAVI function, the set
temperature shown in the remote controller does not change.
Even when Cooling/Heating is changed to Fan through the ECONAVI function,
the operation mode shown in the remote controller will still be Cooling/Heating.
It is possible to choose from the following options for the operation to be
performed after a lapse of 3 hours since the room has been empty.
• Operates in the Fan mode only.
• Stops and resumes operations after human movements are detected.
•
Stops and will not resume operations even after human movements are detected.
• Continues to operate in the current mode.
If you need to do so, please contact the dealer.
22
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Page 23
ECONAVI Function
ON/OFF setting of ECONAVI function
Using the remote controller, you can switch the ECONAVI function ON/OFF.
Press [ECONAVI] to ON the
1
ECONAVI function.
* When ECONAVI is enabled,
will appear.
Press [ECONAVI] to OFF.
2
* When the indoor unit is stopped,
will disappear.
Note
Turn the ECONAVI function OFF if:
- You want to maintain the room temperature at a set temperature.
- You want to keep air conditioner running while nobody is in a room.
- The sensor fails.
- Only infants, babies, or people only with disabilities are in the room.
A
1 / 2
WARNING
Do not use the ECONAVI function in a room with disabled persons or infants only.
Due to their limited motions, the ECONAVI sensor may judge no person is present,
causing the indoor unit to stop the operation.
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Page 24
Troubleshooting
If operation does not start by pressing [Start/Stop] button ...
Check the following before asking for repair.
After recovery from blackout, press
[Start/Stop] again.
Blackout?
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
Is the circuit breaker
turned off?
Is blinking?
Is displayed?
Cannot stop the
operation.
Or the unit starts to
run automatically
even if [Start/Stop]
(Off) is pressed.
Turn it on and press [Start/Stop] again.
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
After blinking stops, press [Start/Stop]
again.
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
If any of the following alarm indications
appears, stop operation once and restart
approx. 1 minute later.
(Alarm indication, off)
[•E04 •E06 •P10 •P20 •H06]
→If the indication does not reappear, use the unit.→If the indication reappears or an alarm
indication other than the above (combination of
numbers and characters such as E, F, H, L and
P) appears, stop operation, turn off the circuit
breaker and consult the dealer of purchase
about alarm indication, Model No. and indoor
unit No.
Check if the outing function is activated or not.
(
)
Check control by central control device.
24
(EN)
Page 25
The remote
controller screen
displays a fl ashing
“
”.
The remote
controller screen
does not display the
.
• If you need to contact for servicing, check the back cover of the operating instructions for indoor
units or outdoor units.
Faulty sensor or incorrect installation.
Turn OFF the ECONAVI function with the
remote controller and contact the retailer or
point of purchase with the Model No. and
problem.
The indoor unit has stopped. Turn on the
indoor unit.
The unit is in Fan mode. The ECONAVI
function does not operate in Fan mode.
The ECONAVI function is set to OFF. Turn
the ECONAVI function ON with the remote
controller.
The indoor unit may not support the
ECONAVI function. If you turn the
ECONAVI function ON with the remote
control but there is no change, the indoor
unit does not support the ECONAVI
function.
Please contact the dealer.
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25
Page 26
Specifi cations
Model No.CZ-RTC4
Dimensions(H) 120 mm x (W) 120 mm x (D) 20 + 4.75 mm
Weight160 g
Temperature/
Humidity range
Power SourceDC16 V (supplied with indoor unit)
Precision
Clock
Number of
connected indoor
units
Holding
time
0 ˚C to 40 ˚C / 20 % to 80 % (no condensation)
*Indoor use only.
± 30 seconds/month (at normal temperature 25 ˚C)
*Adjust periodically.
24 hours (when fully charged)
*Approx. 8 hours are required for full charge.
Illuminates during operation.
Blinks during alarm.
Start/Stop button
Starts/Stops operation.
Enter button
Fixes the selected content.
Note
Press centreNo gloveNo pen
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Page 29
Safety Precautions
WARNING
This symbol refers to a hazard or unsafe
practice which can result in severe personal
injury or death.
Matters to be observedProhibited matters
This symbol refers to a hazard or unsafe
practice which can result in personal injury or
product or property damage.
WARNING
Do not use this appliance in a potentially explosive
atmosphere.
In case of malfunction of this appliance, do not repair by
yourself. Contact the sales or service dealer for repair.
In case of emergency, remove the power plug
from the socket or switch off the circuit breaker
or the means by which the system is isolated
from the mains power.
CAUTION
CAUTIONS
This appliance is intended to be used by expert or
trained users in shops, in light industry and on farms, or
for commercial use by lay persons.
This appliance can be used by children aged from 8
years and above and persons with reduced physical,
sensory or mental capabilities or lack of experience
and knowledge if they have been given supervision or
instruction concerning use of the appliance in a safe
way and understand the hazards involved.
• Do not operate with wet hands.
• Do not wash with water.
(EN)
3
Page 30
Safety Precautions
Note:
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this
device must accept any interference received, including
interference that may cause undesired operation.
This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to Part 15
of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause
harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more
of the following measures:
• Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
•
• Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician
for help.
FCC Caution: To assure continued compliance, follow
the attached installation instructions. Any changes
or modifi cations not expressly approved by the party
responsible for compliance could void the user’s authority
to operate this equipment.
(EN)
4
Page 31
Thank you for purchasing the
Panasonic high-spec wired remote
controller.
Read the Operating Instructions
carefully for safe use. This
manual describes the Operating
Instructions of the wired remote
controller. Read this manual as
well as operating instructions
supplied with indoor units and
outdoor units.
Be sure to read the “Safety
Precautions” (P.3, 4) before
using.
Keep this manual with operating
instructions supplied with indoor
units and outdoor units in a safe
place.
Be sure to keep this manual in a
place easily accessible by users.
In the case of user change, be
sure to give this manual to the
new user.
NOTICE
The English text is the original
instructions. Other languages
are translation of the original
instructions.
CONTENTS
Part Names ..........................................2
• Control panel .......................................2
The indoor unit is stopped or slight blow operation is in process.
Setting
information
icon
When
checking the
meanings
of all icons
(P.39)
Item selection
screen
(EN)
6
Operation stop
screen
Operation guide (P.7)Cursor
Lock screen display
[Operation lock] is functioning.
(P.33)
To cancel lock
Press button for
4 seconds.
Page 33
Setting information icons displayed on the top screen
IconDescriptionPage
The indoor unit fi lter needs to be cleaned.P.20
The engine oil needs to be replaced.
(Only when using a gas heat pump air conditioner.)
Switching operation modes is prohibited.
(Switching to Auto mode is also prohibited.)
Remote control operation is restricted by a central control device.-
[ON/OFF timer] is set.P.14
[Weekly timer] is set.P.15
Energy saving operation is in process.P.8
Fresh air is used for ventilation.
(Only when connecting a heat exchange ventilation unit or
connecting a commercially sold fan.)
Prevents the room temperature from increasing too much (or
decreasing too much) when no one is in the room.
-
-
P.38
P.31
Menu screen (P.10)
Screen namePresent time & day
Operation guide
The currently operable content is simply
displayed.
• ▲▼◄►: Cross key buttons
•
: Enter button
(EN)
7
Page 34
Basic Operations
Start operation.
1
Press
(The operation indicator illuminates.)
Select the item to set.
2
Press ◄►.
Change the setting.
3
Press ▲▼→ .
.
To change the setting
(P.10)
To turn the energy saving
operation ON/OFF
Press during operation.
(Only for models equipped with the
energy saving function.)
To stop
(The operation indicator turns off.)
(The cursor disappears.)
Operation indicator
Energy saving operation
is in process.
Note
Operation modes that cannot be set are not displayed. The fl ap display differs from the actual fl ap angle. Pressing
the contents before mains power failure has occurred.
If no operation is performed for a certain period of time, the backlight turns off to
save electricity. (Press any button for illumination.)
The energy saving operation restricts the maximum current value, resulting in
decreased cooling/heating performance.
(If the current of outdoor units does not reach the peak due to low load operation,
the current value is not restricted.)
The temperature range that can be set varies depending on the model. The set temperature range can be changed using the remote controller. (P.24) Some models do not display the fl ap.
(EN)
8
after recovery from mains power failure will resume operation with
Page 35
Perform the following operations in step 2 on page 8.
Operation mode (e.g. Cool, Heat, etc.)
Press ◄.
Set temperature
Press .(When the cursor is not
visible)
Cursor
Fan speed
↓
* Auto:
Heat
Cool
Auto
Dry
Fan
The mode is
automatically
switched to
Cool or Heat to
achieve the set
temperature.
• Cool/Dry : 18 °C to 30 °C
• Heat: 16 °C to 30 °C
• Auto: 17 °C to 27 °C
Press ►.
Flap
Press ► 2 times.
Flap Setting for Each Indoor
(P.12)
Unit
High
Medium
Low
Auto
↓
* Auto:
Cannot be
selected in
Fan mode.
• : Swing
• Pressing ▲▼
during swing can
stop the fl ap at your
preferred position.
• 5-level adjustment
is possible
during Heat,
Fan and Auto
(Heat) modes.
(EN)
9
Page 36
Menu List
Display the menu screen.
1
To return to the previous screen
Press .
When no operation is performed
in each setting screen for several
minutes
The display returns to the top screen.
Select the menu item.
2
▲ ▼ →
To turn the page
Press ◄►.
Selectable menus (1 to 13)
For details of screen examples,
see the next page.
10
(EN)
Page 37
Menu items (1 to 13)
Basic
1
instructions
2
FLAP
Lock indiv.
3
fl ap
*
ON/OFF
4
timer
Weekly timer
5
6
Filter info
Outing
7
function
Quiet
8
operation
Power
consumption
9
monitor
Energy
10
saving
Initial
11
settings
12
Ventilation
Setting list
13
* Depending on the model, some menus cannot
be used. The following display appears.
The administrator password is required for
setting. (P.36)
Explains the basic
operations.
• Press ◄ ► to turn the
page.
Sets fl aps for each indoor
*
unit.
Fixes the fl ap of a specifi c
air outlet.
Sets the ON/OFF timerP.14
Sets the operation
schedule on a daily basis.
Confi rms and resets the
*
time to fi lter cleaning.
Prevents the room
temperature from
increasing to much (or
decreasing too much)
when no one is the room.
Performs quiet operation
for outdoor units.
*
Confi rms the power
consumptions on a daily,
weekly or yearly basis.
*
The energy saving
functions shown on the
right can be set individually
aside from the
saving) button.
Sets ventilation operation
including the heat
*
exchange ventilation unit.
Confi rms the meanings of
setting information icons.
P. 8
P.12
P.13
P.15
P.20
P.31
P.22
P.23
(Energy
P.38
P.39
No. 10 [Energy saving] details
Temp auto
return
Temp range
Auto shutoff
Schedule
peak cut
Repeat off
timer
Restores the temperature
after the set time has
elapsed even if the
temperature is changed.
Restricts the temperature
range that can be set.
Sets the auto shutoff
timer.
Determines the time zone
for the energy saving
operation.
Stops operation after a
certain period of time
each time operation is
performed.
No. 11 [Initial settings] details
Clock
Clock type
Controller
name
Operation
lock
Touch
sound
ContrastSets the screen contrast.
Backlight
Language
Password
change
Temp
sensor
Main/sub
Vent
output
Contact
address
Sets the present date and
time.
Sets the type of clock
display.
Names the remote
controller.
Locks the button
operations.
Turns the operation sound
ON/OFF.
Sets the backlight
brightness of the screen.
Sets the display language
for the top screen.
Sets the administrator
password.
Sets whether to use the
temperature sensor of the
remote controller or the
indoor units.
Set this when 2 remote
controllers are connected.
Interlocks the ON/OFF
of the air conditioner and
ON/OFF of the fan.
Confi rms the contact
address and telephone
number for servicing.
P.24
P.25
P.26
P.28
P.30
P.33
P.33
P.34
P.33
P.35
P.36
P.37
P.37
P.37
P.37
(EN)
11
Page 38
Flap Setting for Each Indoor Unit
e.g. unit 1-1e.g. unit 1-3
When setting fl aps for each indoor unit
• Flaps of all air outlets of 1 indoor unit face the same
direction.
Display the menu screen.
FLAP
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [FLAP].
2
▲ ▼ →
Select the indoor unit to set.
3
▲▼→►
• ALL: All units connected to the remote
controller
e.g. (unit) ALL → 1-1 → 1-2 to 1-8
12
Select the fl ap direction.
4
▲▼→
• Pressing ▲ or ▼ during swing
• Pressing ▲ or ▼ while swing is stopped
• 3-level adjustment is possible for Cool
(EN)
(Press 2 times to fi nish.)
can stop the fl ap at your
preferred position.
sets the fl ap at the specifi ed position.
When ▲ is pressed
When ▼ is pressed
and Dry mode.
Swing
Page 39
Flap Setting for Each Air Outlet
When setting the fl ap for each air outlet individually according to the
room condition
• Even if the fl ap setting of all indoor units (P.9) or each indoor unit (P. 12) is
changed, the fl ap directions set here are not changed.
Display the menu screen.
Lock indiv. fl ap
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Lock indiv. fl ap]
2
▲ ▼ →
Select the indoor unit to set.
3
▲▼→►
e.g. 1-1 → 1-2 to 1-8
Select the air outlet.
4
▲▼→►
• The air outlet No. changes according to
the installation direction. Check by actual
operation.
Select the fl ap direction.
5
▲▼→
• Although is also displayed in
* For types other than the 4-way cassette
(Press 2 times to fi nish.)
Cool and Dry mode, the actual direction
is .
type, the following display appears and
this function cannot be used.
1
2
3
Swing
Unlock
(EN)
4
13
Page 40
Timer Reservation
This turns ON/OFF at the specifi ed time. (e.g. Turning ON/OFF after 3 hours)
ON
OFF
ON/OFF timer
OFF
ON
3 hours
Set
• Use OFF timer for example when: Reducing electric consumption while sleeping
• Use ON timer for example when: Operating the air conditioner according to the
meeting start timing
Display the menu screen.
Operation
stop
Set
Set
3 hours
Operation
stop
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [ON/OFF timer].
2
▲ ▼ →
Select the timer type
3
▲▼→
• Select [OFF timer] or [ON timer].
Select [Set].
4
▲▼→
• To set the timer to OFF, select [Unset].
Set the time.
5
hour minute
▲ ▼ → ► → ▲ ▼ →
→
→
(Press 2 times to fi nish.)
Note
• If ON timer and OFF timer are set to the same time, priority is given to OFF
timer, and ON timer cannot be used.
(EN)
14
• Upper limit: Stops in 72 h.
(by the 30 minutes)
Page 41
Timer Reservation
Weekly timer overview
You can set a weekly operation schedule.
• The operation ON/OFF schedule or temperature setting schedule can be set by
setting the day and time (e.g. Setting the operation start time to 8:00 a.m. from every
Monday to Friday.).
How to set (Overview)
• Select “Day”
• Select “Time”
* Select “Operation”
• Select “Temperature”
(Only for operations other than
ON/OFF)
(See P.16 for setting procedure)
*Operation • ON: Starts operation with the temperature set last.
• OFF: Stops operation.
• ON & TEMP: Starts operation with the specifi ed temperature.
• TEMP: Sets the temperature to the specifi ed temperature during
operation.
Combination examples
1. Stop operation earlier on “No-overtime work
day”
8:0022:00
Weekday
No-overtime
work day
• The setting registered for 1 day can be copied to other days.
(P.19)
2. Set the temperature higher after the fi xed time.
3. Stop operation during lunch break.
ON
ON
ON
8:0017:00
8:0022:0017:00
ON (26 °C)
ON &
TEMP
8:0022:0012:4512:00
ONONOFF
ONON
OFFOFF
OFF
(28 °C)
OFFTEMP
4. This Thursday is a holiday.
The timer can be disabled only for the specifi ed days with the
registered schedules kept. (P.16)
• Disable ( ) the timer of the specifi c Thursday which falls on
a holiday.
• Enable (
) the timer after the holiday is over.
(EN)
15
Page 42
Timer Reservation
New registration
Display the menu screen.
• e.g. Start operation with 26 °C at 10:00 a.m. on every
Sunday.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Weekly timer].
2
▲ ▼ →
Enable the Weekly timer.
3
▲▼→◄►→
• Select the item with ▲▼ and select [ ]
(enable)/[ ](disable) with ◄►.
Select [ ] for all days when the
4
timer is used.
◄► →▲▼→
(Repeat)
• Select the days with ◄► and select [ ]
(enable)/[ ] (disable) with ▲▼.
Weekly timer
16
Select the day for the timer setting.
5
◄ ►
Select the fi eld to register the timer
6
setting.
▲▼→
• Up to 8 settings are available for each
day.
• After registration, the items are arranged
in time series automatically.
(EN)
Page 43
Set the start time for the timer
7
operation.
hour minute
▲▼→►→▲▼→
Select the timer operation.
8
▲▼→
• Types of timer operation
ON: Starts operation with the
temperature set last.
OFF: Stops operation. ON & TEMP.: Starts operation with the
specifi ed temperature.
TEMP.: Sets the temperature to the
specifi ed temperature during
operation.
Set the temperature.
9
▲▼→
(Only for operations other than ON/OFF)
Confi rm the setting content.
10
Confirm and press
To register additionally
Repeat from step 6 without pressing .
To copy the setting content to other
days (P.19)
.
(Press 2 times to
fi nish.)
• 0:00 to 23:59
To set the timer to OFF
Starting with step 1, select [-] in step 3 and
press 2 times.
To set the timer to OFF for
specifi ed days after registration
(national holidays, etc.)
Starting with step 1, set [-] for OFF days in
step 4 and press 2 times.
(EN)
17
Page 44
Timer Reservation
Change/Delete
After steps 1 to 4 on page 16,
1
select the day to change or delete.
◄ ►
Select the schedule to change or
2
delete.
▲ ▼ →
Select [Change] or [Delete].
3
▲ ▼ →
Perform [Change] or [Delete] as
4
follows.
• To change the setting, following
steps 7 to 10 on page 17, set
the time, timer operation and
temperature and confi rm the
content.
• To delete the setting, select [YES].
◄►→
→
(Press 2 times to fi nish.)
Weekly timer continued
18
To change or delete settings repeatedly: Repeat from step 1 without pressing .
Note
To delete all schedules of selected days
Select the day in step 1 above and
1
press
Select [Delete all: ] with ▲▼ and
2
press
Select [YES] with ◄► and press
3
(EN)
.
.
.
Page 45
Timer Reservation
Timer copy
Display the menu screen.
The registered schedule can be copied to other days.
This is convenient to apply the same schedule to multiple days.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Weekly timer].
2
▲ ▼ →
Select [Timer copy].
3
▲ ▼ →
Select the copy source day.
4
◄►→
Weekly timer continued
Select [ ] for all copy target days.
5
◄►→▲▼→
• Select the days with ◄ ► and select [ ]
with ▲▼.
• [ ]: Copy source
Select [YES].
6
◄►→
→
(Press 2 times to fi nish.)
(EN)
19
Page 46
Filter Information
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select the item to set.
2
▲ ▼ →
Filter information
Select [Next fi lter cleaning time].
3
▲ ▼ →
Confi rm the operation time to the
4
next cleaning.
20
(Press 2 times to fi nish.)
When cleaning is immediately
necessary
The screen shown on the right is
displayed. Clean the fi lter.
(See operating instructions of the
indoor unit.)
After the fi lter is cleaned
Select [Filter sign reset] in step 3
above and select [YES].
◄►→
(The fi lter cleaning time count is
reset.)
(EN)
→
(Press 2 times to
fi nish.)
Page 47
Note
• Depending on the model, [Filter
info] cannot be used. In this case, a
message is displayed as shown on
the right.
• When the cleaning time comes, the
icon shown on the right appears on
the top screen.
(EN)
21
Page 48
Quiet Operation/Power Consumption Monitor
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select the item to set.
2
▲ ▼ →
Quiet operation
Enter the password.
3
▲▼ →►→
(Repeat)
Set [Select enable/disable] to [ ].
4
▲▼→◄►
• Select the item with ▲▼ and select [ ]/
[ ] with ◄►.
22
Select [Quiet time].
5
▲ ▼ →
Set the time to perform quiet
6
operation.
▲▼ →►→
(Repeat)
(EN)
→
(Press 2 times
to fi nish.)
Page 49
Power consumption monitor
Select the period to display.
3
▲ ▼ →
Confi rm the information.
4
(Press 2 times to fi nish.)
• 1 day
Power consumption
(approx.)
• 1 week
Power consumption
(approx.)
• 1 year
Power consumption
(approx.)
• Pressing ◄► can switch
data of 1-week total and
data of each day.
• Pressing ◄► can switch
data of 1-year total and
data of each month.
Note
• Depending on the model, [Quiet operation] and
[Power consumption monitor] cannot be used. In this case, a
message is displayed as shown on the right.
• Using the quiet operation function may deteriorate the performance to reduce the operation
sound.
• The power consumption shows an approximate calculation result, which may differ from the
measurement result calculated by a power meter.
(EN)
23
Page 50
Energy Saving
Temp auto return
Restoring the changed temperature to the originally set temperature
automatically after a specifi ed time elapses. (e.g. Only when a guest comes)
Temp range
Restricting the temperature range that can be set. (Temperatures outside the
range cannot be set.)
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Energy saving].
2
▲ ▼ →
Select the item to set.
3
▲ ▼ →
Temp auto return
Select the item and set to [ ].
4
▲ ▼ → ◄ ► →
To operate only when energy can
be saved
Select [Return type] with ▲▼ and
select [Saving] with ◄►.
Set the time to return to the set
5
temperature.
▲▼→
(10 to 240 min: by the 10 min)
Set the temperature.
6
▲ ▼ →
To set in series Repeat from step 4 without pressing .
(EN)
24
→
(Press 2 times to finish.)
Page 51
Temp range
Select the item and set to [ ].
4
▲ ▼ → ◄ ► →
Set the temperature range.
5
▲▼→►→▲▼→
(Press 2 times to fi nish.)
Setting range
• Cool/Dry: 18 °C to 30 °C
• Heat: 16 °C to 30 °C
• Auto: 17 °C to 27 °C
To set in series Repeat from step 4 without pressing .
Note
• Temp auto return
When [Return type] is set to [Saving], this functions only when the temperature set in step
5 saves more energy than the changed temperature.
e.g. When Cool 26 °C is set and the temperature is changed to 28 °C
• [Saving]: Keeps 28 °C
• [Normal]: Returns to 26 °C
• The temperature range that can be set varies depending on the model.
→
(EN)
25
Page 52
Energy Saving
Auto shutoff
When the operation is stopped at a specifi ed time (e.g. closing time) and
resumed afterwards, this function detects the operation status at regular
time intervals and stops operation automatically.
Detect the operation status at regular time intervals and stop the operation automatically.
(e.g. 60 min)
Auto shutoff in effect
Detect
60 min60 min60 min
Closing time
21:0022:08
Auto stop
Returns to get
something left
behind and
turns on A/C
Display the menu screen.
DetectDetect
If operation is
23:00
detected...
automatically
stops.
Leaves the
shop without
turning off
A/C.
Opening time
9:00
ON
OFF
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Energy saving].
2
▲▼→
26
Select [Auto shutoff] and set to [ ].
3
▲ ▼ → ◄ ► →
Select the item to set.
4
▲▼→
(EN)
Page 53
Stop time
Time to stop operation (Time when Auto shutoff is activated)
Set.
5
hour minute
▲▼→►→▲▼→
(Press 2 times to fi nish.)
→
End time
Time when Auto shutoff stops
Set.
5
hour minute
▲▼→►→▲▼→
(Press 2 times to fi nish.)
→
Timer
Time interval to detect operation status after
[Stop time]
Set.
5
▲▼→
→
(Press 2 times to fi nish.)
• 10 min to 180 min
(by the 10 min)
(EN)
27
Page 54
Energy Saving
Schedule peak cut
This reduces the operation capacity for
the specifi ed time period.
Display the menu screen.
1
To return to the last screen
Press .
To return to the top screen
Press 2 times.
Select [Energy saving].
2
▲ ▼ →
Select [Schedule peak cut].
3
▲▼→
Operation
capacity
Time zone to reduce the operation
capacity
Large
Small
11:00 13:00 16:0019:00
28
Enter the password.
4
▲▼ →►→
(Repeat)
Set [Select enable/disable] to [ ].
5
▲ ▼ → ◄ ►
Select [Set schedule].
6
▲ ▼ →
Change the setting.
7
Select the fi eld to register.
▲▼→
(EN)
Page 55
Set the start time and end time.
8
▲▼ →►→▲▼→
(Repeat)
Select the operation capacity.
9
▲ ▼ →
To set in series
Repeat from step 4 without pressing .
To change
• Select the fi eld to change in step 7
above.
• Select [Change].
▲ ▼ →
• Following the above steps 8 to 9,
select the start time, end time and
operation capacity.
To delete
• Select the fi eld to delete in step 7
above.
→
(Press 2 times to fi nish.)
• Select [Delete].
▲ ▼ →
• Select [YES].
◄►→→
(Press 2 times to fi nish.)
(EN)
29
Page 56
Energy Saving
Repeat off timer
This stops operation after a certain
period of time each time operation
is performed.
(e.g. When forgetting turning off)
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Energy saving].
2
▲ ▼ →
Select [Repeat off timer] and set to
3
[
].
▲▼→◄►→
(e.g. Setting to stop operation after 60 minutes)
Turns on
A/C. Starts
working.
60 min
Finishes
working without
turning off A/C.
Auto stop
ON
OFF
30
Set the timer to stop.
4
▲▼→
(EN)
→
(Press 2 times to fi nish.)
• 10 min to 180 min
(by the 10 min)
Page 57
Outing Function
This function prevents the room temperature from rising too high
(or dropping too low) when no one is in the room due to outing, etc.
•
•
•
•
•
(EN)
31
Page 58
Outing Function
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Outing function]
2
▲ ▼ →
Select [Select enable/disable]
3
and set to [
▲ ▼ → ◄ ► →
Select [Set lower/upper limit temp.].
4
▲ ▼ →
].
32
Set the temperature range.
5
▲▼→►→▲▼→
(Press 2 times to fi nish.)
(EN)
→
Page 59
Initial Settings
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Initial settings].
2
▲ ▼ →
Select the item to set.
3
▲ ▼ →
Clock
Set the date and time.
4
▲▼→►→
(Repeat)
Clock type
Select the type to display.
4
▲▼→
→
(Press 2 times
to fi nish.)
→
(Press 2 times to fi nish.)
Clock Clock type Operation lock
AM/PM
24 h
Operation lock
Select the type of lock and set to
4
[
].
▲ ▼ → ◄ ► →
To cancel lock
Select [-] in step 4.
Only for [Lock all keys]
Select [YES].
◄►→
(Press 2 times to
fi nish.)
(EN)
33
Page 60
Initial Settings
The room to which the remote controller belongs can
be easily identifi ed.
Display the menu screen.
Controller name
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Initial settings].
2
▲ ▼ →
Select [Controller name].
3
▲ ▼ →
Enter the name. (Repeat the same
4
procedure for all characters.)
▲▼→◄►→
• Up to 16 characters.
(Space is included in the number of
characters.)
To change the character type
Select the character type with ▲ ▼
◄ ► and press
.
Character
type
34
To enter space
Select [Space] with ▲▼◄► and
press
To delete 1 character
Select [BS] with ▲▼◄► and
press
Select [Conf].
5
▲▼◄►→
(EN)
.
.
→
(Press 2 times to
fi nish.)
Page 61
Initial Settings
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Initial settings].
2
▲ ▼ →
Select the item to set.
3
▲ ▼ →
Touch sound
▲ ▼ → →
4
(Press 2 times to fi nish.)
Touch sound Contrast
Backlight Language
ON
OFF
Contrast
◄ ► → →
4
Backlight
◄ ► → →
4
Language
▲ ▼ → →
4
(Press 2 times to fi nish.)
(Press 2 times to fi nish.)
(Press 2 times to fi nish.)
(EN)
35
Page 62
Initial Settings
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Initial settings].
2
▲ ▼ →
Select the item to set.
3
▲ ▼ →
Enter the password as necessary.
4
▲▼ →►→
(Repeat)
• Select the number with ▲▼ and move to
the next fi eld with ▶.
*To display each item, see steps 1 to 4 on the previous page.
Temp sensor
• Select the temperature sensor to
control the room temperature.
Main/sub
• When 2 remote controllers are
connected to the same indoor unit,
this registers one remote controller
as [Main] and the other as [Sub].
(There is no difference in function
between Main and Sub, however,
when the remote controller sensor is
selected for the temperature sensor
setting, the [Main] sensor controls
the operation.)
Vent output
• [Set]: When the air conditioner is
turned ON/OFF, the connected
ventilation fan is turned ON/OFF,
too.
• To interlock the air conditioner and
the fan, another installation work is
required.
Remote
controller
Temp
sensor
Indoor unit
Contact address
• If you need to contact for servicing,
check the back cover of the
operating instructions for indoor units
or outdoor units.
(EN)
37
Page 64
Ventilation Setting
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Ventilation].
2
▲ ▼ →
Select [Ventilation ON/OFF].
3
Select [ON] or [OFF]
4
▲▼→
→
(Press 2 times to fi nish.)
38
(EN)
Page 65
Setting List
This provides the meanings of setting information icons.
Display the menu screen.
1
To return to the previous screen
Press .
To return to the top screen
Press 2 times.
Select [Setting list].
2
▲ ▼ →
Select the item.
3
▲▼◄►→
• Only icons currently being displayed on
the screen are displayed here.
Confi rm.
4
Confirm, then
→
(Press 2 times to
fi nish.)
(EN)
39
Page 66
Setting information icon list
IconDescriptionPage
[Lock indiv. fl ap] is set.P.13
Switching between Heat and Cool/Dry mode is prohibited (Switching to Auto
mode is also prohibited.).
Remote control operation is restricted by a central control device.–
The indoor unit fi lter needs to be cleaned.P.20
The engine oil needs to be replaced (only when the gas heat pump air
conditioner is used).
[ON/OFF timer] is set.P.14
[Weekly timer] is set.P.15
Energy saving operation is in process.P.8
The operation capacity of the outdoor unit is restricted.–
[Schedule peak cut] is set.P.28
[Temp auto return] is set.P.24
[Temp range] is set.P.25
[Auto shutoff] is set.P.26
–
–
40
(EN)
[Repeat off timer] is set.P.30
[Quiet operation] is set.P.22
The temperature sensor of the remote controller is detecting the room
temperature.
[Operation lock] is set.P.33
Fresh air is used for ventilation.
(Only when connecting a heat exchange ventilation unit or connecting a
commercially sold fan)
[Outing function] is set.P.31
P.37
P.38
Page 67
Troubleshooting
If operation does not start by pressing ...
Check the following before asking for repair.
When the [Centrally
controlled] message
is displayed
Blackout?
Is the circuit breaker
turned off?
Is [Assigning]
blinking?
Is [] displayed?
Alarm indication (e.g.)
Defective indoor unit No.
Being centrally controlled, operation is not
possible.
After recovery from blackout, press
again.
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
Turn it on and press again.
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
After blinking stops, press again.
→If operation does not start, turn off the circuit
breaker and consult the dealer of purchase
about the symptom and Model No.
If any of the following alarm indications
appears, stop operation once and restart
approx. 1 minute later.
(Alarm indication, off)
[•E04 •E06 •P10 •P20 •H06]
→If the indication does not reappear, use the unit.→If the indication reappears or an alarm
indication other than the above (combination of
numbers and characters such as E, F, H, L and
P) appears, stop operation, turn off the circuit
breaker and consult the dealer of purchase
about alarm indication, Model No. and indoor
unit No.
Cannot stop the
operation.
Or the unit starts to
run automatically
even if
(Off) button
Check if the outing function is activated or not.
(
)
Check control by central control device.
is pressed.
• If you need to contact for servicing, check the back cover of the operating instructions for indoor
units or outdoor units.
(EN)
41
Page 68
Specifi cations
Model No.CZ-RTC3
Dimensions(H) 120 mm x (W) 120 mm x (D) 16 mm
Weight180 g
Temperature/
Humidity range
Power SourceDC16 V (supplied from indoor unit)
Precision
Clock
Number of
connected indoor
units
Holding
time
0 ˚C to 40 ˚C / 20 % to 80 % (No condensation)
*Indoor use only.
± 30 seconds/month (at normal temperature 25 ˚C)
*Adjust periodically.
72 hours (When fully charged)
*Approx. 8 hours are required for full charge.