COMFORT-AIRE InverterFlex B-VFH09MA-1, InverterFlex B-VFH12MA-1, InverterFlex B-VFH18MA-1 Installation, Operation & Maintenance Manual
INSTALLATION, OPERATION
& MAINTENANCE MANUAL
®
InverterFlex Series
Indoor Ductless Mini-Split
Heat Pumps
B-VFH09MA-1
B-VFH12MA-1
B-VFH18MA-1
AITONS EQUIPMENT • Guelph, ON N1H 6H9 • 1-888-744-2911 • www.aitons.com
VFH InverterFlex® - Ductless Mini-Split AITONS EQUIPMENT
TABLE OF CONTENTS
Warnings and Cautions .......................................................................................................3
Operation of Wireless Remote Control .............................................................................5-9
Special Features of Wireless Remote Control ...................................................................10
Battery Installation and Replacement ................................................................................10
Manual Operation .............................................................................................................. 11
Operation Tips ...................................................................................................................12
Care and Cleaning .............................................................................................................13
Troubleshooting ............................................................................................................14-16
Installation Notices ............................................................................................................17
Installation of Location and Clearances.............................................................................18
Indoor Unit Installation ..................................................................................................19-20
Indoor Wiring .....................................................................................................................21
Initial Start-up Checks .......................................................................................................23
...............................................................................................................4
Installation of Optional Filter ..............................................................................................23
!
Caution
• Contact an authorized service technician for repair or maintenance of this unit
• Contact an authorized installed for installation of this unit.
• Installation work must be performed in accordance with local and national electrical codes and
standards by authorized personnel only
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• Read the follow SAFETY PRECAUTIONS carefully before installation.
• Electrical work must be performed by a licensed electrician.
• Incorrect installation due to ignoring the instruction will cause harm or damage.
VFH InverterFlex® - Ductless Mini-Split
WARNING!
!
CAUTION!
!
1) Do not install without an authorized services/installer.
2) Install according t o this installation instruction. If installation is defective, it can cause water
4) Install the indoor unit on a wall strong enough t o hold t he unit’s weight.
5) For electrical work, follow local and national electric codes and t hese installation instructions.
An independent circuit and single outlet must be used. If electrical circuit capacity is not
enough or defects are found in electrical work, it may cause el
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to property.
This symbol denotes item that is PROHIBITED from doing.
WARNING!
!
tion.
stress the connections. Loose wiring may overheat at the connection points and create a
or electrical shock.
8) When c harging t he unit, take care not to let air/substances
go into refrigeration circuit. Otherwise it will cause lower capacity, abnormal high pressure
in the refrigeration c ircuit, explosion and injury.
CAUTION!
!
1) This equipment must be grounded it may cause electrical shock if grounding work
doesn’t comply with local/national electric codes.
. If gas
3) Condensate must properly drain away from the unit as mentioned in installation instructions.
If not done correctly, water may enter the room and damage personal belongings.
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VFH InverterFlex® - Ductless Mini-Split AITONS EQUIPMENT
Indoor Unit
Air Inlet
Air Outlet
The icons displayed:
Cool
Dry
Heat
Power
Set temp.
(1) Remote controller
(2) Front panel
(3) Filter
(4) Horizontal louver
(5) Wall pipe bushing
(6) Binding tape
(7) Connection pipes
(8) Condensate drain hose
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VFH InverterFlex® - Ductless Mini-Split VFH InverterFlex® - Ductless Mini-Split
Operation of wireless remote control
Features and functions of wireless remote control
NoTe: Be sure that there are no obstructions between the unit’s receiver and remote control. Be careful not to drop the
remote control; Don’t let any liquid get inside the remote control, don’t put the remote control directly in sunlight or any
other place where it is very hot.
Signal transmitter
Remote controller
NoTe: When
operating buttons
on the cover please
make sure the cover
is closed completely
on the remote.
ON/OFF
ON/OFF button
• Press this button, the unit will turn on, press
it once more, the unit will turn off. Sleep
function cancels while unit is off.
MODE
MODE button
• Press this button, Auto, Cool, Dry, Fan, Heat
mode can be selected sequentially. When
unit powers on, Auto mode is the default
mode. In Auto mode, the temperature is not
shown on the display. The unit will operate
in heating or cooling modes automatically
based on the room temperature. Under Heat
mode the initial set point is 28°C (82°F);
in other modes, the initial set point is 25°C
(77°F).
FAN
FAN button
• Press this button, Auto, Low, Medium-low, Medium,
Medium-high, High speed can be sequentially
selected. Auto mode is the default mode. In dry mode,
the only available fan speed is low.
AUTO
Low fan
Medium fan
High fan
TEMP
Medium-low fan
Medium-high fan
TEMP button
• Press this button, the following temperatures
can be set sequentially: the set temperature,
indoor ambient temperature and outdoor ambient
it will display the set temperature and this icon .
If the button is pressed again, this icon and the
indoor ambient temperature is shown. Pressing the
button a third time will display this icon and the
outdoor ambient temperature. 3 seconds later the
display will return to the set temperature or unless
there is another signal.
No Te: Outdoor ambient temperature display range
is 0~60°C (32~99°F). However, if the outdoor
ambient temperature is below 0°C, it still will display
0°C (32°F). The display can’t show temps below
0°C (32°F).
AUTO
COOL
DRY
FAN
HEAT
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VFH InverterFlex® - Ductless Mini-Split
Operation of wireless remote control
Features and functions of wireless remote control
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Remote controller
CLOCK
CLOCK button
• To set the time, press the clock button until
the clock symbol blinks. While blinking, the
time can be adjusted by pressing the (+)
or (-) buttons within 5 seconds. Once the
time is set, press the clock button again to
the time will display 12:00 as the default.
X-FAN
X-FAN button
• By pressing X-FAN button in COOL or DRY mode, the
icon is displayed and the indoor fan will operate for 2
minutes in order to dry the indoor unit after powering off
the unit. X-FAN OFF is the default setting. The X-FAN
feature is not available in AUTO, FAN or HEAT mode.
The X-FAN mode is used to dry the unit out when it won’t
be used for a long time. This helps prevent mold and
mildew from forming inside the unit.
+
+ button
• Using this button, the temperature can be
increased. The temperature can be set
to 61-86°F (16-30°C). The temperature
adjustment can not be made in Auto mode.
-
- button
• Using this button the temperature can be
decreased. The temperature can be set
to 61-86°F (16-30°C). The temperature
adjustment can not be made in Auto mode.
LIGHT
LIGHT button
• When powered on the light is defaulted on. Press the light
button to turn on/off the light.
TURBO
TURBO button
• Under Cool or Heat mode, the turbo button can turn on or
turn off the Turbo function. After the Turbo function turned
on, the Turbo symbol will display. The Turbo mode will
be automatically cancelled if the mode or fan speed is
changed. The Turbo mode can be used to quickly heat or
cool the room.
QUIET
QUIET button
When quiet mode is used, the fan operates at a low speed. Pressing
the Quiet button activates the mode and the icon “ “ is displayed.
To cancel Quiet mode, press the button again.
• When Quiet mode is selected during the cooling mode, the fan
speed operates at Medium-high speed for 10 minutes or until
the room temperature is < 82°F (28C), after that the fan speed
decreases to Medium-low.
• In heating mode, the indoor fan operates at Medium fan speed.
• During Auto mode, when Quiet mode is enabled, the Quiet icon
“ “ along with the “AUTO” icon is displayed. The fan will operate
as noted above, depending on the mode the unit selects based on
the room temperature (COOL, HEAT, or FAN ONLY).
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AITONS EQUIPMENT
VFH InverterFlex® - Ductless Mini-Split
Operation of wireless remote control
Features and functions of wireless remote control
Remote controller
SWING UP AND DOWN button
• Press this button to set swing angle of the louver, which cycles
through the options below.
• Adjust the swing
of the louver
to direct the air
comfortable
position.
OFF
TIMER OFF
• Press the Timer off button to create the timer off program. The
Timer off icon will blink, indicating it is in programming mode.
The set up process is the same as the timer on process - see
Timer On for instructions. The timer off program allows you to
determine when the unit should turn off based on how much
time has transpired.
TIMER ON
TIMER OFF button
TIMER ON button
• The Timer feature is a program that can be
used to turn the unit on/off after a certain
amount of time has transpired. To set the
Timer on, press the Timer on button. The “ON”
icon will blink indicating that the program can
be set. Press the (+) or (-) buttons to adjust
the time duration in minutes. After the time
duration is set, press the Timer on button
again to begin the Timer on operation. To
cancel the Timer on operation, press the
Timer on button again.
No Te: Be sure the clock is set to the actual
time before setting the timer. See clock
instructions to set the clock time.
AUTO LOUVER SWING button
• Press swing, + and - buttons continuously for more than
2s, the louver will swing back and forth when you release
the button, the louver will stop swinging and the present
position of the louver will be kept.
• This icon indicates that the
louver swings back and forth.
SWING LEFT AND RIGHT button
• Press this button to set left & right swing angle cycling as shown below.
OFF
comfortable position.
AUTO LOUVER SWING LEFT-RIGHT button
• Press swing left and right buttons continuously more than 2s
the lower will swing back and forth from the left to the right.
When you release the buttons the louver will stop swinging and
the present position of the louver will be kept.
I FEEL
I FEEL button
it is more comfortable if the unit senses the
temperature at the level the remote sits,
rather that at the indoor unit, which is up
high on the wall. To select the sensing at
the remote control room temperature rather
than at the unit, press the I-FEEL button.
The I-FEEL icon will be displayed and the
temperature signal will be sent from the
remote to the unit every 10 minutes as long
as the remote controller is in range of the
indoor unit. To cancel, press the I-FEEL
button again.
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VFH InverterFlex® - Ductless Mini-Split AITONS EQUIPMENT
Operation of wireless remote control
Features and functions of wireless remote control
Sleep Button:
The sleep program allows for the most comfortable
conditions while you sleep, as body temperatures change.
To activate the sleep mode, press the sleep mode button.
There are (3) different programmed settings to choose
from Sleep 1 ( 1), Sleep 2 ( 2), and Sleep 3 ( 3)
described below. To cancel the Sleep mode, press the
Sleep mode button and cycle through options 1, 2, and 3,
until the Sleep icon disappears from the display.
NoTe: The Sleep function can not be enabled when the
unit is in Fan or Auto mode. Sleep 1 can only be selected
when the unit is in Cool or Dry mode. When Sleep mode
is enabled, Quiet mode is also automatically enabled
in conjunction. However, Quiet mode can be turned off
manually.
SLEEP
SLEEP button
Sleep 1 ( 1):
When Sleep 1 is activated while the unit is in Cool or Dry
mode, the unit’s set temperature will increase 1-2 degrees
by 3-4 degrees more and then continue to run at this
temp. When Sleep mode is activated while the unit is in
Heat mode, the unit will operate by decreasing the set
3-4° degrees the next 2 hours. Then the unit will continue
to run at this temperature.
Sleep 2 ( 2):
Sleep 2 operates differently than Sleep 1, as it takes into
account the set temperature.
Cool Mode:
• When the initial set temperature is between 61°F-74°F
(16°C-23°C), the temperature will increase 1-2 degrees
every hour until it reaches a 5-6 degree difference. It will
operate at this setting for (7) hours. After 7 hours, the
temperature will decrease 1-2 degrees and continue to
operate under this condition.
• When the initial set temperature is between 75°F-81°F
(24°C-27°C), the temperature will increase 1-2 degrees
every hour until a 3-4 degree difference is achieved.
This will be maintained for (7) hours, after which another
1-2 degree decrease will take place. Then the unit will
continue to operate under this condition.
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