INVENTOR B2VI-09 User manual

Wall Mounted Unit
Owner’s Manual
Models
Thank you for choosing INVENTOR air
conditioning system. For correct use of this unit,
please read this manual carefully and keep it for
future reference.
B2VI-09/B2VO-09
B2VI-12/B2VO-12
66129912898

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Do not dispose this product as unsorted municipal waste.
Collection of such waste separately for special treatment
is necessary.
CONTENTS
Operation and maintenance
Notices for operation ............................................................
Notices for use ...................................................................
Names and functions of each part ..........................................
Operation of Remote Controller .............................................
Care and Cleaning .............................................................
Troubleshooting ................................................................
Installation service
Notices for Installation ........................................................
Installation Drawing ...........................................................
Installation of Indoor Unit ....................................................
Installation of Outdoor Unit ..................................................
Check after Installation and Operation Test ............................
This symbol stands for the items
should be forbidden
This symbol stands for the items
should be followed
Emergency operation .........................................................
The figures in this manual may be different with the material objects, please refer
to the material objects for reference.
■24
Installation and Maintenance of Healthy Filter(Optional) ............
■25
Configuration of connection pipe and additional volume of refrigerant ...........

1
★
★
★
★
★ The power supply
must adopt the
special circuit that with air
switch protection and assure
★
★Keep combustilble
spray away from the
units more than 1m.
★
Don't block the air
intake or outlet vents
of both the outdoor and indoor
units.
It can decrease the air conditioning
capacity or cause a malfunction.
Don’ t leave windows
and doors open for
a long time while operating
the air conditioner.
It can decrease the air
conditioning capacity.
It can cause a fire or explosion
Don’t attempt to
repair the air
conditioner by yourself.
The wrong repair will lead to
an electric shock or fire, so
you should contact the service
center to repair.
Be sure to pull out
the power plug as
the air conditioner not in use
for a long time.
Otherwise, the accumulated
dusts that may cause over
heating or fire.
Never splice the
power cord or use
an extended cord.
It can cause overheating or
fire.
When having a
burning smell or
smoke, please turn off the
power supply and contact
with the service center.
If the abnormity still exists,
the unit may be damaged,
and may cause electric
shock or fire.
Please read the following carefully before operating
Notices for operation
components would be easily
damaged, when the voltage
is very low, the compressor
vibrates terribly and that the
refrigerant system will be
damaged, the compressor
and electric components
cannot work, the voltage
should be stable; there
shouldn’t be big fluctuation.
When the voltage
is very high, the
it has enough capacity.
The unit will be turned
on or off according to your
requirement automatically,
please do not turn on or turn
off the unit frequently, other-
wise disadvantage effect may
be caused to the unit.

2
★ ★
★★
★
★
★
★
Don’t apply the cold wind to
the body for a long time.
It can cause the health problems.
Splashing water on the air
conditioner can cause an electric
shock and malfunction.
Don’t place a space heater
near the air conditioner.
Don’t blow the wind to animals
and plants directly. It can cause
a bad influence to them.
Don’t insert your hands or stick into
the air intake or outlet vents.
Don’t use the air conditioner
for other purposes, such as
drying clothes, preserving foods, etc.
To adjust the airflow direction
appropriately. When operating
the unit, to adjust the vertical and lateral air
flow direction by use of remote controller.
Swing louver Guide louver
Please don't cut off or damage the
power cords and control cords.
If they are damaged, please ask the qualified
personnel to change them.
Notices for operation

3
Working principle and special functions for cooling
Working principleand special functions for heating
Defrosting:
*When outdoor temperature is low but high humidity, after a long while running, frost will
form on outdoor unit, that will effect the heating effect, at this time, the auto defrosting
function will act, the heat running will stop for 8-10mins.
*During the auto defrosting, the fan motors of indoor unit and outdoor unit will stop.
*During the defrosting, the indoor indicator flashes, the outdoor unit may emit vapor.
This is due to the defrosting, it isn't malfunction.
*After defrosting finished,the heating will recover automatically.
Notices for use
Air conditioner absorbs heat in the room and transmit to outdoor and discharged, so that
indoor ambient temperature decreased, its cooling capacity will increase or decrease by
outdoor ambient temperature.
If the unit is running in COOL mode and in low temperature, there will be frost formed on
the heat exchanger, when indoor heat exchanger temperature decreased below 0 , the
indoor unit microcomputer will stop compressor running and protect the unit.
℃
Principle:
*Air conditioner absorbs heat from outdoor and transmits to indoor, in this way to increase
room temperature. This is the heat pump heating principle, its heating capacity will be
reduced due to outdoor temperature decrease.
*If outdoor temperature becomes very low, please operate with other heating equipments.
Principle:
Anti-freezing function:
Anti-cool wind function:
In "Heat" mode, under the following three kinds of state, if indoor heat exchanger doesn't
arrive at certain temp., indoor fan will not act, in order to prevent cool wind blowing(within
2 mins):
1. Heating starts. 2.After Auto Defrost finished. 3.Heating under the low temperature.
The operating temperature range (outdoor temperature) for cooling unit is -7℃~ 43℃；
for cooling and heating unit is -7~43℃.
Working temperature range
Maximum cooling
Minimum cooling
Maximum heating
Minimum heating
Indoor sideDB/WB(oC) Outdoor sideDB/WB(oC)
32/23
21/15
27/---
20/---
43/26
21/
24/18
-5/-6

4
⑴
⑹
⑶
⑵
⑸
⑷
⑺
⑼
⑹
⑵
⑻
⑼
⑷
⑺
⑶
⑻
Names and functions of each part
Indoor unit
Air in
Air out
Front panel
Filter
Guide louver
Bind tape
Connection wire
Drainage pipe
Remote control
Outdoor unit
Air in
Air out
⑴
⑸
Power cable
Wall pipe

Remote Controller Description
2
8
9
10
3
4
11
12
7
6
13 14
5
1
Press it to start or stop operation
ON/OFF
MODE
Press it to select operation mode
(AUTO/COOL/DRY/FAN/HEAT)
+ :Press it to increase temperature
setting
-
: Press it to decrease temperature
setting
FAN
Press it to set swing angle
TIMER ON
TIMER OFF
CLOCK
X-FAN (page 8)
TEMP (page 8)
TURBO(page 8)
SLEEP(page 8)
Press it to turn on/off the light.
LIGHT
Press it to set fan speed
Press it to set auto-on timer
Press it to set auto-off timer
Press it to set clock
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Operation of Remote Controller
5
(NOTE:X-FAN is the alternative expression
of BLOW for the purpose of understanding.)

Operation of Remote Controller
6
This area will show the set tempe-
rature. In SAVE mode,"SE" will be
displayed. During defrosting opera-
tion, “H1” will be displayed.
DIGITAL display:
23
Press FAN button to select the
desired fan speed setting(AUTO-
Low-Med-High).Your selection will
be displayed in the LCD windows,
except the AUTO fan speed.
FAN SPEED display:
25
LOCK icon:
is displayed by pressing "+"
and “-” buttons simultaneously.Press
them again to clear the display.
20
LIGHT icon:
is displayed by pressing the
LIGHT button.Press LIGHT button
again to clear the display.
19
MODE icon:
If MODE button is pressed,
current operation mode icon
(AUTO), ( COOL),
(DRY), (FAN) or (HEAT
is only for heat pump models)
will show.
15
is displayed when pressing
the up & down swing button.
Press this button again to clear the
display.
18
Up & down swing icon:
After pressing TIMER button, ON
or OFF will blink.This area will
show the set time.
SET TIME display:
21
Pressing TEMP button,
(set temperature),
ambient temperature)
(outdoor ambient temperature)
and blank is displayed circularly.
(indoor
TEMP icon:
17
SLEEP icon :
is displayed by pressing
the SLEEP button. Press this
button again to clear the display.
16
is displayed when pressing the
nottubsihtsserP.nottubOBRUT
again to clear the display.
TURBO icon:
22
is displayed when pressing the
X-FAN button. Press this button
again to clear the display.
X-FAN icon:
24
15
16 20
23
24
22
25
17 18 19
21

Remote Controller Description
Press this button to turn on the unit. Press this button again to turn off the unit.
ON/OFF :
MODE :
Each time you press this button,a mode is selected in a sequence that goes from AUTO,
COOL,DRY, FAN, and HEAT *, as the following:
AUTO COOL DRY FAN HEAT *
*Note: Only for modelswith heating function.
+ :
Press this button to increase set temperature. Hold it down for above 2 seconds to
Press this button to decrease set temperature. Hold it down for above 2 seconds to rapidly
.
FAN :
This button is used for setting fan speed in the sequence that goes from AUTO,
to then back to Auto.
,
,,
Auto
Low speed Medium speed High speed
:
Press this button to set up & down swing angle, which circularly changes as below:
OFF
1
2
3
4
5
6
Operation of Remote Controller
7
After energization, AUTO mode is defaulted. In AUTO mode, the set temperature will not
be displayed on the LCD, and the unit will automatically select the suitable operation
mode in accordance with the room temperature to make indoor room comfortable.
rapidly increase set temperature. In AUTO mode, set temperature is not adjustable.
decrease set temperature. In AUTO mode, set temperature is not adjustable.
This remote controller is universal. If any command , or is sent out,
the unit will carry out the command as
indicates the guide louver swings as: