Comfortaire Century VMH09 SU Series User manual

Remote Controller Manual
VMH09/12/18/24 SU Series
Inverter Single Zone
Ductless Mini-Split
517.787.2100 • www.marsdelivers.com • www.heatcontroller.com

Remote Controller Manual - VMH 09/12/18/24 SU Series
1
CONTENTS
2
Model
Rated Voltage
8m
3.0V(Dry batteries R03/LR03 2)
RG57A6/BGEFU1
Remote Controller Specifications
Environment
Signal Receiving
Range
MODE
FAN
TEMP
SLEEP
SWING DIRECT
LED FOLLOW
ME
TURBO SELF
CLEAN
ON/OFF
SILENCE
FP
TIMER
ON
TIMER
OFF
NOTE:
Buttons design is based on typical model and might be slightly different from the
actual one you purchased the actual shape shall prevail.
All the functions described are accomplished by the unit. If the unit has no this
feature, there is no corresponding operation happened when press the relative
button on the remote controller.
When there are wide differences between Remote controller Illustration and
USER'S MANUAL on function description, the description of USER'S MANUAL
shall prevail.
,,
,, ,,
,, ,,
,,
2
3
6
7
7
7
8
9
13
Handling the remote controller ......................................................
Remote controller Specifications...................................................
Operation buttons .................. .........................................................
Indicators on LCD ..........................................................................
How to use the buttons .................................................................
Auto operation.................................................................................
Cooling/Heating/Fan operation......................................................
Dehumidifying operation ...............................................................
Timer operation...............................................................................
OO
23 F~140 F
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller
NOTE:
• Buttons design is based on typical model and might be slightly different from the
actual one you purchased, the actual shape shall prevail.
• All the functions described are accomplished by the unit. If the unit does not have
this feature, no corresponding operation will happen when pressing the relative
button on the remote controller.
• When there are wide differences between “Remote controller illustration” and
“USER’S MANUAL” on function description, the description of “USER’S MANUAL”
shall prevail.

Remote Controller Manual - VMH 09/12/18/24 SU Series
10
2
1
CONTENTS
2
Model
Rated Voltage
8m
3.0V(Dry batteries R03/LR03 2)
RG57A6/BGEFU1
Remote Controller Specifications
Environment
Signal Receiving
Range
MODE
FAN
TEMP
SLEEP
SWING DIRECT
LED FOLLOW
ME
TURBO SELF
CLEAN
ON/OFF
SILENCE
FP
TIMER
ON
TIMER
OFF
NOTE:
Buttons design is based on typical model and might be slightly different from the
actual one you purchased the actual shape shall prevail.
All the functions described are accomplished by the unit. If the unit has no this
feature, there is no corresponding operation happened when press the relative
button on the remote controller.
When there are wide differences between Remote controller Illustration and
USER'S MANUAL on function description, the description of USER'S MANUAL
shall prevail.
,,
,, ,,
,, ,,
,,
2
3
6
7
7
7
8
9
13
Handling the remote controller ......................................................
Remote controller Specifications...................................................
Operation buttons .................. .........................................................
Indicators on LCD ..........................................................................
How to use the buttons .................................................................
Auto operation.................................................................................
Cooling/Heating/Fan operation......................................................
Dehumidifying operation ...............................................................
Timer operation...............................................................................
OO
23 F~140 F
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller
23°F~140°F (-5°C~60°C)

Remote Controller Manual - VMH 09/12/18/24 SU Series
3
3
MODE
FAN
TEMP
SLEEP
ON/OFF
SILENCE
FP
TIMER
ON
TIMER
OFF
1
2
4
3
8
9
7
5
6
10
12
11
13
14
1
2
3
4
5
AUTO LOW MED HIGH
ON/OFF Button
This button turns the air conditioner ON
and OFF.
MODE Button
Press this button to modify the air conditioner
mode in a sequence of following:
AUTO
COOL
DRY
HEAT FAN
FAN Button
Used to select the fan speed in four steps:
SELF CLEAN Button
Active/Disable Self Clean function.
Under SELF CLEAN mode, the air
conditioner will automatically clean and dry
the Evaporator and keep it fresh for the
next operation.
Operation of buttons
6
TURBO Button
Active/Disable Turbo function. Turbo function
enables the unit to reach the preset temper-
ature at cooling or heating operation in the
shortest time(if the indoor unit does not
support this function, there is no
corresponding operation happened when
pressing this button.)
SWING DIRECT
LED FOLLOW
ME
TURBO SELF
CLEAN
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller
SLEEP Button
• Active/Disable sleep function. This will maintain the
most comfortable temperature and save energy. This
function is available on COOL, HEAT or AUTO mode
only.
• For details, see “sleep operation” in “USER’S
MANUAL.”
NOTE: While the unit is running under SLEEP mode,
it will be cancelled if MODE, FAN SPEED or ON/OFF
button is pressed.
NOTE: You can not switch the fan speed in AUTO
or DRY mode.

Remote Controller Manual - VMH 09/12/18/24 SU Series
4
4
MODE
FAN
TEMP
SLEEP
ON/OFF
SILENCE
FP
TIMER
ON
TIMER
OFF
1
2
4
3
8
9
7
5
6
10
12
11
13
14
7
9
8
Operation of buttons
tion
SWING DIRECT
TIMER ON Button
Press this button to initiate the auto-on
time sequence. Each press will increase
the auto-timed setting by 30 minutes
increments. When the setting time displays
10.0, each press will increase the auto-
timed setting 60 minutes increments.
To cancel the auto-timed program, simply
adjust the auto-on time to 0.0.
LED FOLLOW
ME
TURBO SELF
CLEAN
UP Button( )
Push this button to decrease the indoor
oo
temperature setting in 1 F increments to 62 F.
DOWN Button( )
Push this button to increase the indoor
oo
temperature setting in 1 F increments to 86 F.
NOTE Temperature contol is not available
in Fan mode.
NOTE: Press and hold UP and DOWN buttons
together for 3 seconds will alternate the temper-
OO
ature display between the C & F scale.
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller
SILENCE/FP Button
• Active/Disable SILENCE function. If pushing more
than 2 seconds, the ‘FP’ function will be activated,
push more than 2 seconds again to disable.
• When the SILENCE function is activated, the
compressor will operate at low frequency and the
indoor unit will bring faint breeze, which will reduce
the noise to the lowest level and create a quiet and
comfortable environment. Due to low frequency
operation of compressor, it may result in insufcient
cooling and heating capacity.
• The ‘FP” function can only be activated during the
heating operation mode. The unit will operate at a
setting temperature of 46°F. The display window of
indoor unit will display ‘FP’. Pressing the button of ON/
OFF, SLEEP, FP, MODE, FAN SPEED, UP or DOWN
while operating will cancel the ‘FP’ function.
NOTE: Press and hold UP and DOWN buttons
together for 3 seconds to alternate the temperature
display between the °C & °F scale.

Remote Controller Manual - VMH 09/12/18/24 SU Series
5
11
12
14
13
FOLLOW ME Button
Push this button to initiate the Follow Me
feature, the remote display is actual
temperature at its location. The remote
control will send this signal to the air
conditioner every 3 minutes interval until
press the Follow Me button again. The air
conditioner will cancel the Follow Me feature
automatically if it does not receive the signal
during any 7 minutes interval.
Operation of buttons
LED Button
Disable/Active indoor screen Display. When
pushing the button, the indoor screen display
is cleared, press it again to light the display.
5
MODE
FAN
TEMP
SLEEP
ON/OFF
SILENCE
FP
TIMER
ON
TIMER
OFF
1
2
4
3
8
9
7
5
6
10
12
11
13
14
SWING DIRECT
LED FOLLOW
ME
TURBO SELF
CLEAN
TIMER OFF Button
10
Press this button to initiate the auto-off time
sequence. Each press will increase the auto -
timed setting in 30 minute increments. When
the setting time displays 10.0, each press will
increase the auto-timed setting
60 minutes increments. To cancel the auto-
timed program, simply adjust the auto-off
time to 0.0
SWING Button
Used to stop or start horizontal louver auto
swing feature.
DIRECT Button
Used to change the louver movement and set
the desired up/down air flow direction.
The louver changes 6O in angle for each press.
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
6
Indicators on LCD
Fan speed indication
Mode display
Information are displayed when
the remote controller is powered
up.
Displayed when data transmitted.
Displayed when remote controller is ON.
Battery display(low battery detection)
Not available for this unit
Low speed
Medium speed
High speed
Auto fan speed
Note:
All indicators shown in the figure are for the purpose
of clear presentation. But during the actual operation
only the relative functional signs are shown on the
display window.
Displayed in Sleep Mode operation.
Indicates that the air conditioner is
operating in Follow me mode
Not available for this unit
Not available for this unit
Displayed when TIMER ON time is set.
Displayed when TIMER OFF time is set.
Shows set temperature or room
temperature, or time under TIMER
setting.
AUTO
HEAT FAN
COOL DRY
6
in angle for each press.
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
7
7
How to use the buttons
Cooling /Heating/Fan operation
Ensure the unit is turned on and power is
available.
1. Press the MODE button to select COOL,
HEAT or FAN mode.
2. Press the UP/DOWN buttons to set the
desired temperature.
3. Press the FAN button to select the fan speed
in four steps- Auto, Low, Med,or High.
4. Press the ON/OFF button to start the air
conditioner.
The temperature can
O OO
be set within a range of 62 F~ 86 F in 1 F
increments.
In the FAN mode, the setting temperature is not
displayed in the remote controller and you are not
able to control the room temperature either. In this
case, only step 1, 3 and 4 may be performed.
NOTE
Auto operation
Ensure the unit is plugged in and power is
available. The OPERATION indicator on the
display panel of the indoor unit starts flashing.
1. Press the MODE button to select Auto.
2. Press the UP/DOWN button to set the
desired temperature. The temperature can be
set within a range of 62 F~ 86
O OF in 1 F O
increments.
3. Press the ON/OFF button to start the air
conditioner.
1. In the Auto mode, the air conditioner will logically
choose Cooling, Fan, or Heating
by sensing the difference between the actual
ambient room temperature and the set temperature
on the remote controller.
2. In the Auto mode, you can not switch the fan speed.
It is automatically controlled.
3. If the Auto mode is not comfortable for you , the
desired mode can be selected manually.
NOTE
MODE
FAN
TEMP
ON/OFF
TIMER
ON
TIMER
OFF
4
1
3
2
MODE
FAN
TEMP
ON/OFF
SILENCE
FP
SILENCE
FP
TIMER
ON
TIMER
OFF
3
1
2
LED FOLLOW
ME
LED FOLLOW
ME
TURBO SELF
CLEAN
TURBO SELF
CLEAN
SWING DIRECT
SWING DIRECT
SLEEP
SLEEP
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
8
SILENCE
FP
Dehumidifying operation
Ensure the unit is plugged in and power is
available. The OPERATION indicator on the
display panel of the indoor unit will start flashing.
1. Press the MODE button to select DRY mode.
2. Press the UP/DOWN buttons to set the
desired temperature. The temperature
can be set within a range of 62 F~ 86
O OF in 1OF
increments.
3. Press the ON/OFF button to start the air
conditioner.
NOTE
In the Dehumidifying mode, you can not switch the
fan speed. It is automatically controlled.
MODE
FAN
TEMP
ON/OFF
TIMER
ON
TIMER
OFF
3
1
2
How to use the buttons
8
LED FOLLOW
ME
TURBO SELF
CLEAN
SWING DIRECT
SLEEP
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
9
2
1
Timer operation
1. Press the TIMER ON button. The remote
controller shows TIMER ON, the last Auto-on
setting time and the signal "H" will be shown on
the LCD display area. Now it is ready to reset
the Auto-on time to START the operation.
2. Push the TIMER ON button again to set desired
Auto-on time. Each time you press the button,
the time increases by half an hour between 0
and 10 hours and by one hour between 10 and
24 hours.
3. After setting the TIMER ON ,there will be a one
second delay before the remote controller
transmits the signal to the air conditioner. Then,
after approximately another 2 seconds, the
signal "h" will disappear and the set temperature
will re-appear on the LCD display window.
Pressing the TIMER ON button will set the auto-
on time of the unit. Press the TIMER OFF
button to set the auto-off time of the unit.
To set the Auto-on time.
To set the Auto-off time.
1. Press the TIMER OFF button. The remote
controller shows TIMER OFF, the last Auto-off
setting time and the signal "H" will be shown on
the LCD display area. Now it is ready to reset
the Auto-off time to stop the operation.
2. Push the TIMER OFF button again to set
desired Auto-off time. Each time you press the
button, the time increases by half an hour
between 0 and 10 hours and by one hour
between 10 and 24 hours.
3. After setting the TIMER OFF ,there will be a
one second delay before the remote controller
transmits the signal to the air conditioner. Then,
after approximately another 2 seconds, the
signal "H " will disappear and the set temperature
will re-appear on the LCD display window.
MODE
FAN
TEMP
ON/OFF
TIMER
ON
TIMER
OFF
9
SILENCE
FP
LED FOLLOW
ME
TURBO SELF
CLEAN
SWING DIRECT
SLEEP
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
10
When you select the timer operation, the remote controller automatically transmits the
timer signal to the indoor unit for the specified time. Therefore, keep the remote
controller in a location where it can transmit the signal to the indoor unit properly.
The effective operation time set by the remote controller for the timer function
is limited to the following settings: 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0,
5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5, 10, 11, 12, 13, 14, 15,16,17, 18, 19, 20,
21, 22, 23 and 24.
CAUTION
!
Example of timer setting
Start
Off
6 hours later
(Auto-on Operation)
The TIMER ON feature is useful when you want
the unit to turn on automatically before you return
home. The air conditioner will automatically start
operating at the set time.
To start the air conditioner in 6 hours.
1. Press the TIMER ON button, the last setting
of starting operation time and the signal "H"
will show on the display area.
2. Press the TIMER ON button to display "6.0H "
on the TIMER ON display of the remote
controller.
3. Wait for 3 seconds and the digital display
area will show the temperature again. The
"TIMER ON" indicator remains on and this
function is activated.
TIMER ON
Example:
Set
10
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
11
11
Stop
On
Set 10 hours later
(Auto-off Operation)
The TIMER OFF feature is useful when you want the
unit to turn off automatically after you go to bed. The
air conditioner will stop automatically at the set time.
To stop the air conditioner in 10 hours.
1. Press the TIMER OFF button, the last setting of
stopping operation time and the signal "H" will
show on the display area.
2. Press the TIMER OFF button to display "10H " on
the TIMER OFF display of the remote controller.
3. Wait for 3 seconds and the digital display area
will show the temperature again. The "TIMER
OFF" indicator remains on and this function is
activated.
TIMER OFF
Example:
On
Stop
2 hours later
after setting
Set
To stop the air conditioner 2 hours after setting and
start it again 10 hours after setting.
1. Press the TIMER OFF button.
2. Press the TIMER OFF button again to display
2.0H on the TIMER OFF display.
3. Press the TIMER ON button.
4. Press the TIMER ON button again to display 10H
on the TIMER ON display .
5. Wait for 3 seconds and the digital display area
will show the temperature again. The "TIMER
ON OFF" indicator remains on and this function is
activated.
TIMER OFF TIMER ON
(On Stop Start operation)
This feature is useful when you want to stop the air
conditioner after you go to bed, and start it again in
the morning when you wake up or when you return
home.
Example:
COMBINED TIMER
(Setting both ON and OFF timers simultaneously)
Start
10 hours later
after setting
11
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
12
12
Example:
TIMER ON TIMER OFF
(Off Start Stop operation)
This feature is useful when you want to start
the air conditioner before you wake up and
stop it after you leave the house.
To start the air conditioner 2 hours after setting,
and stop it 5 hours after setting.
1. Press the TIMER ON button.
2. Press the TIMER ON button again to display
2.0H on the TIMER ON display.
3. Press the TIMER OFF button.
4. Press the TIMER OFF button again to display
5.0H on the TIMER OFF display .
5. Wait for 3 seconds and the digital display area
will show the temperature again. The "TIMER
ON & TIMER OFF" indicator remains on and
this function is activated.
Off Stop
Start
2 hours later
after setting
5 hours later
after setting
Set
12
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
13
8m
Use the remote controller within a distance of 25 ft.
from the appliance, pointing it towards the
receiver. Reception is confirmed by a beep.
The remote controller can be attached to a wall or pillar
by using a remote controller holder(not supplied,
purchased separately).
Before installing the remote controller, check that the
air conditioner receives the signals properly.
Install the remote controller with two screws.
For installing or removing the remote controller, move
it up or down in the holder.
Location of the remote controller.
Using the remote controller holder(optional)
CAUTIONS
The air conditioner will not operate if curtains,
doors or other materials block the signals from
the remote controller to the indoor unit.
Prevent any liquid from falling into the remote
controller. Do not expose the remote controller
to direct sunlight or heat.
If the infrared signal receiver on the indoor unit
is exposed to direct sunlight, the air conditioner
may not function properly. Use curtains to
prevent the sunlight from falling on the receiver.
If other electrical appliances react to the remote
controller, either move these appliances or
consult your local dealer.
Do not drop the remote controller. Handle with care.
Do not place heavy objects on the remote controller,
or step on it.
Handling the remote controller
13
VMH 09/12/18/24 SU/30 SD Remote Controller Heat Controller

Remote Controller Manual - VMH 09/12/18/24 SU Series
14
The following cases signify exhausted batteries.
Replace old batteries with new ones.
Receiving beep is not emitted when a signal
is transmitted.
Indicator fades away.
The remote controller is powered by two AAA
batteries housed in the lower rear and
protected by a cover.
(1) Remove the cover on the rear part of the
remote controller.
(2) Remove the old batteries and insert the new
batteries,placing the(+) and (-) ends correctly.
(3) Reinstall the cover.
NOTE: When the batteries are removed, the
remote controller erases all programming. After
inserting new batteries, the remote controller
must be reprogrammed.
Replacing batteries
CAUTIONS
Do not mix old and new batteries or batteries
of different types.
Do not leave the batteries in the remote
controller if they are not going to be used for
2 or 3 months.
Do not dispose of batteries as unsorted
municipal waste. Collection of such waste
separately for special treatment is
advised
.
14
VMH 09/12/18/24 SU/30 SD Remote Controller
Heat Controller

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1/2016
www.marsdelivers.com • www.heatcontroller.com
1900 Wellworth Ave., Jackson, MI 49203 • Ph. 517-787-2100 • www.comfort-aire.com • www.century-hvac.com

User Manual
VMH09/12/18/24 SU Series
Inverter Single Zone
Ductless Mini-Split
517.787.2100 • www.marsdelivers.com • www.heatcontroller.com

User Manual - VMH 09/12/18/24 SU Series
1 2
DISPOSAL: Do not dispose of this product as unsorted municipal waste. Collection of such waste
separately for special treatment is necessary.
It is prohibited to dispose of this appliance in domestic household waste. For disposal, there are
several possibilities:
A) The municipality has established collection systems, where electronic waste can
be disposed of at least free of charge to the user.
B) When buying a new product, the retailer will take back the old product at least
free of charge.
C) The manufacturer will take back the old appliance for disposal at least free of
charge to the user.
D) As old products contain valuable resources, they can be sold to scrap metal
dealers.
Wild disposal of waste in forests and landscapes endangers your health when hazardous
substances leak into the ground-water and find their way into the food chain.
When using this air conditioner in the European countries, please read the following
information:
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. Children shall not play with the appliance. Cleaning and user
maintenance shall not be made by children without supervision.
CONTENTS
SAFETY PRECAUTIONS
NAMES OF PARTS
OPERATING INSTRUCTIONS
CARE AND MAINTENANCE
TROUBLESHOOTING TIPS
Warning .....................................................................................................................................3
Caution ......................................................................................................................................4
.
Indoor unit ........... .....................................................................................................................5
outdoor unit ...............................................................................................................................5
Indication lamp...........................................................................................................................5
Special functions .......................................................................................................................6
Operating temperature................................................................................................................7
Manual operation ......................................................................................................................7
Airflow direction control ............................................................................................................8
How the air conditioner works ..................................................................................................9
Before maintenance...... ...........................................................................................................10
Cleaning the unit.......................................................................................................................10
Cleaning the air filter and air freshening filter ..........................................................................10
Replacement of the air filter and air freshening filter ...............................................................11
Preparation for extended non-operation....................................................................................11
Pre-season inspection...............................................................................................................11
Normal function of the air conditioner.......................................................................................12
Troubleshooting guide .............................................................................................................14

User Manual - VMH 09/12/18/24 SU Series
3
34
SAFETY PRECAUTIONS
SAFETY PRECAUTIONS
To prevent injury to the user or other people and property damage, the following instructions
must be followed. Incorrect operation due to ignoring of instructions may cause harm or damage.
The seriousness is classified by the following indications.
This symbol indicates the possibility of death or serious injury.
Meanings of symbols used in this manual are as shown below.
WARNING
Be sure to follow the instructions.
Strictly prohibited.
CAUTION This symbol indicates the possibility of injury or damage to property.
A poor electrical connection, poor insulation
or voltage which is higher than permitted can
cause fire.
Do not expose your body directly to the cool
air for prolonged periods.
Never poke fingers, sticks or other objects
in the air inlet and outlet vents.
Never attempt to repair, relocate, modify the
air conditioner yourself. Always contact your
service partner if required.
Do not operate your air conditioner in a wet
room such as a bathroom or laundry room.
Never actuate any switches with a wet
hand. It may cause an electric shock.
Never use the device for any other
purpose than the intended use. Never
place food, precision instruments, plants,
animals, paint, etc. on the unit.
Do not expose plants or animals directly
to the air flow.
Never clean the air conditioner with water.
Never use combustible cleaning agents
as these could cause a fire or deformation.
Never place any burning objects close to
the device if they could be directly affected
by the emitted air.
Never step onto the outdoor device and
never place anything on it.
Never use an unsteady or rusty base.
Never install the air conditioner in places
where combustible gas can be emitted.
Emmitted gas may collect and cause an
explosion.
Never allow the air conditioner to run for
too long with the doors or windows open,
or if the humidity is very high.
In the event of any abnormalities such
as smell of burning, immediately switch
off the device and shut off breaker.
Contact your service partner.
Always switch off the device and remove
power before you start to clean it.
Use specified power cord.
Contact the authorized installer for
installation of this unit.
Contact an authorized service technician
for repair or maintenance of this unit.
This appliance is not intended for use by
persons (including children) with reduced
physical, sensory or mental capabilities,
or lack of experience and knowledge,
unless they have been given supervision
or instruction concerning use of the
appliance by a person responsible for
their safety.
Children should be supervised to ensure
that they do not play with the air
conditioner.
If the air conditioner is to be used in
conjunction with other heaters, the air
should be refreshed periodically, otherwise
there is a risk of lack of oxygen.
Always remove power if the unit is not
going to be used for any lengthy
period of time. Collections of dust can
cause fire.
Always switch off the air conditioner and
remove power during a storm. Electrical
parts may get damaged. Check that the
drainage line is correctly connected. If
not, water will escape. Check that the
condensation water can run off
unhindered. It may cause water damage if
the condensation water cannot run off
properly.
The air conditioner must be earthed in
accordance with the local codes.
For electrical safety purposes we
recommend that you install an earth-
leakage circuit-breaker.
If the power cord is damaged, it must be
replaced by the manufacturer, its service
agent or similary qualified persons in order
to avoid a hazard.
WARNING
CAUTION

User Manual - VMH 09/12/18/24 SU Series
4
34
SAFETY PRECAUTIONS
SAFETY PRECAUTIONS
To prevent injury to the user or other people and property damage, the following instructions
must be followed. Incorrect operation due to ignoring of instructions may cause harm or damage.
The seriousness is classified by the following indications.
This symbol indicates the possibility of death or serious injury.
Meanings of symbols used in this manual are as shown below.
WARNING
Be sure to follow the instructions.
Strictly prohibited.
CAUTION This symbol indicates the possibility of injury or damage to property.
A poor electrical connection, poor insulation
or voltage which is higher than permitted can
cause fire.
Do not expose your body directly to the cool
air for prolonged periods.
Never poke fingers, sticks or other objects
in the air inlet and outlet vents.
Never attempt to repair, relocate, modify the
air conditioner yourself. Always contact your
service partner if required.
Do not operate your air conditioner in a wet
room such as a bathroom or laundry room.
Never actuate any switches with a wet
hand. It may cause an electric shock.
Never use the device for any other
purpose than the intended use. Never
place food, precision instruments, plants,
animals, paint, etc. on the unit.
Do not expose plants or animals directly
to the air flow.
Never clean the air conditioner with water.
Never use combustible cleaning agents
as these could cause a fire or deformation.
Never place any burning objects close to
the device if they could be directly affected
by the emitted air.
Never step onto the outdoor device and
never place anything on it.
Never use an unsteady or rusty base.
Never install the air conditioner in places
where combustible gas can be emitted.
Emmitted gas may collect and cause an
explosion.
Never allow the air conditioner to run for
too long with the doors or windows open,
or if the humidity is very high.
In the event of any abnormalities such
as smell of burning, immediately switch
off the device and shut off breaker.
Contact your service partner.
Always switch off the device and remove
power before you start to clean it.
Use specified power cord.
Contact the authorized installer for
installation of this unit.
Contact an authorized service technician
for repair or maintenance of this unit.
This appliance is not intended for use by
persons (including children) with reduced
physical, sensory or mental capabilities,
or lack of experience and knowledge,
unless they have been given supervision
or instruction concerning use of the
appliance by a person responsible for
their safety.
Children should be supervised to ensure
that they do not play with the air
conditioner.
If the air conditioner is to be used in
conjunction with other heaters, the air
should be refreshed periodically, otherwise
there is a risk of lack of oxygen.
Always remove power if the unit is not
going to be used for any lengthy
period of time. Collections of dust can
cause fire.
Always switch off the air conditioner and
remove power during a storm. Electrical
parts may get damaged. Check that the
drainage line is correctly connected. If
not, water will escape. Check that the
condensation water can run off
unhindered. It may cause water damage if
the condensation water cannot run off
properly.
The air conditioner must be earthed in
accordance with the local codes.
For electrical safety purposes we
recommend that you install an earth-
leakage circuit-breaker.
If the power cord is damaged, it must be
replaced by the manufacturer, its service
agent or similary qualified persons in order
to avoid a hazard.
WARNING
CAUTION