Mitsubishi Electric SLZ-KF09 User manual

SPLIT-SYSTEM HEAT PUMP
SLZ-KF09, KF12, KF15, KF18NA
English
OPERATION MANUAL
For safe and correct use, please read this operation manual thoroughly before operating the air-conditioner unit.
FOR USER
Español
MANUAL DE INSTRUCCIONES
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garantizar un uso seguro y correcto.
PARA EL USUARIO
Français
MANUEL D’UTILISATION
Pour une utilisation correcte sans risques, veuillez lire le manuel d’utilisation en entier avant de vous servir du
climatiseur.
POUR L’UTILISATEUR

2
1. Safety Precautions .................................................................2
2. Parts Names...........................................................................3
3. Operation ...............................................................................6
4. Timer.....................................................................................13
5. Care and Cleaning................................................................14
Contents
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6. Emergency Operation for Wireless Remote-controller.........15
7. Trouble Shooting ..................................................................15
8. Installation, relocation and inspection...................................16
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When you need to dispose of the unit, consult your dealer.
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SLZ-KF·NA
Fan steps 3 steps
Vane Auto with swing
Louver –
Filter Long-life
Filter cleaning indication 2,500 hr
Wireless remote controller model No. setting 002
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4-way Ceiling Cassette
Filter
Air intake
Vane
Air outlet
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Function buttons
432 1
5
6
789 0
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83
F
83
F
Fri
Room
Set temp.
Mode Temp. Fan
Cool Auto
Fan
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
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Press to turn ON/OFF the indoor unit.
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Press to save the setting.
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Press to return to the previous screen.
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Press to bring up the Main menu.
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Operation settings will appear.
When the backlight is off, pressing any button turns the backlight on
and it will stay lit for a certain period of time depending on the screen.
When the backlight is off, pressing any button turns the backlight on
and does not perform its function. (except for the [ON/OFF] button)
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This lamp lights up in green while the unit is in operation. It blinks while
the remote controller is starting up or when there is an error.
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Main display: Press to change the operation mode.
Main menu: Press to move the cursor down.
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Main display: Press to decrease temperature.
Main menu: Press to move the cursor up.
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Main display: Press to increase temperature.
Main menu: Press to go to the previous page.
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Main display: Press to change the fan speed.
Main menu: Press to go to the next page.
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The main display can be displayed in two different modes: “Full” and “Basic”. The factory setting is “Full”. To switch to the “Basic” mode, change the
setting on the Main display setting. (Refer to operation manual included with remote controller.)
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Indoor unit operation mode appears here.
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Preset temperature appears here.
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Current time appears here.
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Fan speed setting appears here.
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Functions of the corresponding buttons appear here.
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Appears when the ON/OFF operation is centrally controlled.
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Appears when the operation mode is centrally controlled.
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Appears when the preset temperature is centrally controlled.
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Current room temperature appears here.
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Appears when the buttons are locked.
<Full mode>
* All icons are displayed for explanation. <Basic mode>
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Appears when the On/Off timer, Night setback, or Auto-off timer func-
tion is enabled.
appears when the timer is disabled by the centralized control
system.
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Appears when the Weekly timer is enabled.
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Appears while the units are operated in the energy-save mode. (Will
not appear on some models of indoor units)
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Appears while the outdoor units are operated in the silent mode.
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Appears when the built-in thermistor on the remote controller is acti-
vated to monitor the room temperature (1).
appears when the thermistor on the indoor unit is activated to
monitor the room temperature.
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Appears when the units are operated in the energy-save mode with 3D
i-see Sensor.
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Indicates the vane setting.
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Indicates the louver setting.
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Indicates the ventilation setting.
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Appears when the preset temperature range is restricted.
Most settings (except ON/OFF, mode, fan speed, temperature) can be made from the Menu screen.
(Refer to operation manual included with remote controller.)
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Fri
Mode Temp. Fan
Room
Cool Set temp.
83
F
83
F
83
F
Fri
Cool
Mode Temp. Fan
Set temp.
4
3
2
1
5
6
7
8
90
1
3
)
4
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@
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1
5

5
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The units of temperature can be changed. For
details, refer to the Installation Manual.
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Appears when a non-supported func-
tion is selected.
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Appears when the remaining battery
power is low.
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Step 1 Step 2 Step 3 Step 4 Step 5 Swing Auto
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Default Direct Indirect When Direct or Indirect
is selected, the vane
setting is set to “Auto”.
Set Temperature buttons
Weekly timer ON/OFF button
Set Time button (Sets the time)
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Mode button (Changes operation mode)
Timer ON button
Timer OFF button
OFF/ON button
Fan Speed button (Changes fan speed)
SET/SEND button
CANCEL button
Up/Down buttons
Menu button
i-see button
Reset button
Remote controller display
Battery replacement indicator
Transmission area
Not available
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Cool Dry
Fan Auto
(single set point)
Heat Auto*
(dual set point)
* The initial setting is necessary.
Refer to Installation manual.

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1. Remove the top cover, insert two LR6AAbat-
teries, and then install the top cover.
2. Press the Reset button.
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Press the [ON/OFF] button.
The ON/OFF lamp will light up in
green, and the operation will start.
Press the [ON/OFF] button again.
The ON/OFF lamp will come off, and
the operation will stop.
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Power
Earth
Indoor-Outdoor
Connection wire
Ref. Pipes
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12
3
Press the Reset button with an
object that has a narrow end.
Top cover
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indoor unit, the indoor unit may beep twice as the unit is performing the initial automatic check.
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received. Signals can be received up to approximately 7 meters (23 feet) in a direct line from the
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lights and strong light can affect the ability of the indoor unit to receive signals.
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Consult your dealer for service.
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shocks. In addition, do not get the remote controller wet or leave it in a location with high humidity.
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a wall and be sure to always place the remote controller in the holder after use.
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mode setting to the AUTO (single set point) mode or AUTO (dual set point) mode.
For details, refer to the included Notice (A5 sheet) or the Installation Manual.
Two LR6 AA batteries
Insert the negative (–) end of each
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Remote controller setting
Operation mode Operation mode before the power was turned off
Preset temperature Preset temperature before the power was turned off
Fan speed Fan speed before the power was turned off
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Operation mode Preset temperature range
Cool/Dry 19 – 30 °C, 67 – 87 °F
Heat 17 – 28 °C, 63 – 83 °F
Auto 19 – 28 °C, 67 – 83 °F
Fan/Ventilation Not settable
0RGH6HOHFWLRQ Press the [F1] button to go through the
operation modes in the order of “Cool”,
“Dry”, “Fan”, “Auto”, and “Heat”. Select the
desired operation mode.
Operation modes that are not available to
the connected indoor unit models will not
appear on the display.
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simultaneously, one for the cooling and the other for heating, the
operation mode of the indoor unit that operates earlier is selected.
The other indoor units that will start the operation later cannot operate,
indicating an operation state in blinking.
In this case, please set all the indoor units to the same operation
mode.
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mode. Cannot change over to the operating mode “Cool”/“Heat” and
becomes a state of standby.
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unit is being done, it takes a few minutes (max. about 15 minutes) to
blow out the warm air.
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into it.
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ŶAccording to a set temperature, cooling operation starts if the room
temperature is too hot and heating operation starts if the room
temperature is too cold.
ŶDuring automatic operation, if the room temperature changes and
remains 2 °C (4 °F) or more above the set temperature for 15 minutes,
the air conditioner switches to cooling mode. In the same way, if
the room temperature remains 2 °C (4 °F) or more below the set
temperature for 15 minutes, the air conditioner switches to heating
mode.
Cooling mode 15 minutes (switches from
heating to cooling)
Set temperature +2 °C (+4 °F)
Set temperature
15 minutes (switches
from cooling to heating)
Set temperature -2 °C (-4 °F)
Cool Dry Fan
Auto Heat
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The mode icon will blink when other indoor units in the same refriger-
ant system (connected to the same outdoor unit) are already operated
in a different mode. In this case, the rest of the unit in the same group
can only be operated in the same mode.
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F1 F2 F3 F4
83
F
83
F
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
84
F
84
F
Example display
F1 F2 F3 F4
83
F
83
F
Cool Room AutoSet temp.
Mode Temp. Fan
Fri
Press the [F2] button to decrease the preset temperature, and press the
[F3] button to increase.
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different operation modes.
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1-degree increments, or in Fahrenheit, depending on the indoor unit
model and the display mode setting on the remote controller.

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F1 F2 F3 F4
83
F
83
F
Cool Room Set temp.
Mode Temp. Fan
Fri
Press the [F4] button to go through the fan speeds in the following order.
Auto
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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
Cursor
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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
page
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F1 F2 F3 F4
OU silent mode
Mon Tue Wed Thu Fri Sat Sun
Start Stop Silent
-
Setting display:
day
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F1 F2 F3 F4
83
F
83
F
Cool Room Set temp.
Mode Temp. Fan
Fri
If no buttons are touched for 10 minutes, the screen will automatically
return to the Main display. Any settings that have not been saved will
be lost.
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F1 F2 F3 F4
Title
Not available
Unsupported function
Return:
Press the [MENU] button.
The Main menu will appear.
Press [F1] to move the cursor
down.
Press [F2] to move the cursor up.
Press [F3] to go to the previous page.
Press [F4] to go to the next page.
Select the desired item, and press
the [SELECT] button.
The screen to set the selected item
will appear.
Press the [RETURN] button to exit
the Main menu and return to the
Main display.
The message at left will appear
if the user selects a function not
supported by the corresponding
indoor unit model.

9
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Reset 1
horizontal 2345
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Downward
Outlet No.4
Electric Component box
Outlet No.1
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Outlet No.3 Outlet No.2
Remote controller setting
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tion setting of remote controller.
Fixed
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in particular direction.
* When it is cold because of direct
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DOWN air direction setting of remote controller.)
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“Refrigerant address No.” and “Unit No.” are the numbers given to
each air conditioner.
“Outlet No.” is the number given to each outlet of air conditioner.
(Refer to the illustration below.)
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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
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F1 F2 F3 F4
Fri
Swing Off
LouverVent.Vane
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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Vane·Louver·Vent. (Lossnay)
High power
Timer
Weekly timer
OU silent mode
Select "Vane·Louver·Vent.
(Lossnay)" from the Main menu
(refer to page 8), and press the
[SELECT] button.
Press the [F1] or [F2] button to go
through the vane setting options:
"Step 1", "Step 2", "Step 3", "Step
4", "Step 5", "Swing" and "Auto".
Select the desired setting.
Swing
Auto
Select "Swing" to move the vanes
up and down automatically.
When set to "Step 1" through "Step
5", the vane will be fixed at the
selected angle.
Press the [RETURN] button to go
back to the Main menu.
Step 1
Step 4
Auto
Step 2
Step 5
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Step 3
Swing

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F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Maintenance
Initial setting
Service
F1 F2 F3 F4
Maintenance menu
Main menu:
Cursor
Auto descending panel
Manual vane angle
3D i-See sensor
F1 F2 F3 F4
Manual vane angle
Input display:
Cur. Address Check
Ref. address
Unit No.
Identify unit Check button
F1 F2 F3 F4
Manual vane angle
Manual vane angle
Select:
Setting
Outlet Angle
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1Select “Maintenance” from the
Main menu (refer to page 8), and
press the [SELECT] button.
2Select “Manual vane angle” with
the [F1] or [F2] button, and press
the [SELECT] button.
3Move the cursor to “Ref. address”
or “Unit No.” with the [F1] button to
select.
Select the refrigerant address and
the unit number for the units to
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the [F2] or [F3] button, and press
the [SELECT] button.
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unit.
The vane of only the target indoor
unit is pointing downward.
4The current vane setting will ap-
pear.
Select the desired outlets from 1
through 4 with the [F1] or [F2] but-
ton.
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4, (all outlets)”
Press the [F3] or [F4] button to go
through the option in the order of
“Nosetting (reset)”,“Step1”, “Step
2”, “Step 3”, “Step 4”, “Step 5” and
“Draft reduction*”.
Select the desired setting.
* Draft reduction
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direction for the “Step 1” setting in
order to reduce a drafty feeling.
The draft reduction can be set for
only 1 vane.
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Press the [SELECT] button to save the settings.
A screen will appear that indicates the setting information is being trans-
mitted.
The setting changes will be made to the selected outlet.
The screen will automatically return to the one shown above when the
transmission is completed.
Make the settings for other outlets, following the same procedures.
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Navigating through the screens
To go back to the Main menu................[MENU] button
To return to the previous screen ..........[RETURN] button
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)LJ
A
)LJ
B
)LJ
Step 1 Step 2
Step 3
No setting
Draft
reduction* All outlets
Step 5Step 4
1Going to the Manual vane setting
mode
Press the button.
(Startthis operation fromthestatus
of remote controller display turned
off.)
“FUNCTION” is lit and “1” blinks.
(Fig. 1)
Press the button to select “2”,
and then press the button.
2Selectingthe vanenumber(Fig. 2)
Press the buttons to select the
vane number A, and then press
the button.
3Setting the vane angle (Fig. 3)
Press the buttons to select the
vane angle B.
Pointthewireless remotecontroller
toward the receiver on the indoor
unit, and then press the
button.
Display
Setting Step 1 Step 2 Step 3 Step 4
Display No display
Setting Step 5 No setting Draft reduction*
* The draft reduction can be set for only 1 vane.
The setting is enabled only for the last vane that was set.