Lifa Air LAF200 User manual

LAF200 Smart Purifying Fresh Air Unit
Please read this user manual carefully before using, and keep for future reference.
Warning: Product installation and initial setup must be performed by professionals; user installation is strictly prohibited.
IB-200-LAF200-00 V1.0
Oy Ltd.
Vellamonkatu 30 B 00550 Helsinki Finland
Manufactured by Dongguan LIFAair Technology Limited
Address: No. 2, East Industry Road, Songshan Lake Science &
Technology Industrial Park, Dongguan, 523808, CHINA
www.lifaair.com Designed in Finland
Designed in Finland

main unit x 1
monitoring controller x 1
USB adapter cable (for the monitoring controller) x 1
power adapter (for the monitoring controller) x 1
air intake and exhaust outlet duct x 1
accessories bag x 1
front filter x 2
bottom and rear filter x 2
instruction manual / certificate x 1
main unit air intake and exhaust
outlet duct
2
USB adapter cable
(for the monitoring controller)
monitoring controller
power adapter
(for the monitoring controller)
spare bottom and rear filter
size: 240 x 106 x 10mm
(Please keep securely for
future replacement)
spare front filter
size: 261 x 101 x 5mm
(Please keep securely for future
replacement)
accessories bag
yUnder normal conditions, the power supply may get hot. Please keep good
ventilation in the area and exercise caution.
y Safety warning labels on the housing or bottom of the product or power adaptor.
Power warning:
yPlace the product near the power outlet for easy use.
y Before use, make sure that the operating voltage is the same as your local
power supply. Correct operating voltage can be found on the product plate.
yFor safety purpose, unplug the product during lightning storms or when
unused for extended periods of time.
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EN · Preface
Thank you for choosing LIFAair! You are about to enjoy superior Finnish technology and innovation.
Important safety information
This symbol is to alert the user to the presence of un-insulated
dangerous voltage within the product's enclosure that may be of
sufficient magnitude to constitute a risk of electric shock to persons.
This symbol is to warn the user not to disassemble the enclosure of
the product and there is no user-replaceable part inside. Take the
product to an authorized service center for repair.
This symbol indicates that the product is for indoor use only.
WARNING!
Danger of explosion if the battery is incorrectly replaced. Replace only with
the same or equivalent type.
For products with removable battery, the battery must be properly recycled
or disposed. For products with built-in battery, disassembling is prohibited.
Never disassemble, hit with force, squeeze batteries or dispose of batteries
in fire. Do not expose batteries in conductive materials, liquid, fire or heat.
Do not let metal object contact two battery poles. If the battery looks
swollen, leaking, discolored, having odor or any abnormal appearance,
stop using it. Do not use the battery after immersed in water.
Improper use of battery may lead to explosion or leakage, causing skin
burn or other injuries; in the event of battery leakage, handle it with care
and immediately dispose of the battery in the manner in compliance with
applicable laws and regulations in your locality.
For wireless product:
1. Wireless product may generate shortwave radio frequencies and interfere
with the normal use of other electronic devices or medical equipment.
2. Turn off the product when it’s disallowed. Do not use the product in
medical facilities, on airplane, at gas stations, near automatic gates,
automatic fire alarm system or other automated devices.
3. Do not use the product in the vicinity of a pacemaker within a 20cm range.
The radio waves may affect the normal operation of the pacemaker or
other medical devices.
yOnly use attachments/accessories provided by the manufacturer.
yKeep the machine away from children to avoid accidents.
yDo not block any ventilation openings. Install the machine in
accordance with the manufacturer’s instructions.
yMake sure the machine stands in the upright position, never operate
the machine when in other orientations.
yUnplug the machine when it will not be used for a long period of time.
yDo not use this machine in rooms with large temperature differences
to avoid vapor condensation inside.
yProtect the power cord from being walked on or pinched.
yPlease switch off and unplug the machine before moving it or cleaning
and/or replacing the filters.
yDo not use this machine in high temperature and/or humidity
environments, such as bathrooms.
yNever open the power adapter to avoid electric shock and affecting
the warranty.
y
For user safety and product protection, do not sit or lean on the machine.
y Do not put any objects into the movable portion, the air inlet and/or outlet.
yDo not place the product directly under air conditioning units to
prevent condensed water droplets.
yPlease do not attempt to disassemble and repair of the product
without the presence of professionals to avoid fire, electric shock,
and being injured.
yTo prevent electric shocks, be sure to follow this manual carefully for
cleaning and maintaining. Please do not try to maintain the product
otherwise.
y Please ensure to use the power supply unit provided with the appliance only.
Correct disposal of this product. This marking indicates that this
product should not be disposed with other household wastes
throughout the EU. To prevent possible harm to the environment
or human health from uncontrolled waste disposal, recycle it
responsibly to promote the sustainable reuse of material
resources. To return your used device, please use the return
and collection systems or contact the retailer where the product
was purchased. They can take this product for environmental
safe recycling.
Use only with the cart, stand, tripod, bracket, or table specified
by the manufacturer, or sold with the apparatus. When a cart is
used, use caution when moving the cart/apparatus
combination to avoid injury from tip-over
Safety marking label of main unit is on the bottom plate of the product.
Packing List
instruction manual /
certificate
English
yThis 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.
yChildren being supervised not to play with the appliance.
yThe appliance is only to be used with the unit provided.
y Cleaning and user maintenance shall not be made by children without supervision.
WARNING! The unit is of Class l construction and must be connected to a mains
socket outlet with a protective earthing connection. Where the mains plug is
used as the disconnect device, the disconnect device shall remain readily operable.

Function Description Function Description
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Main unit
Note: Do not block the intake and exhaust opening.
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Additional instructions for main unit
Photosensitive sensor
Photosensitive sensor can adjust LED indicator brightness automatically according to the ambient environment.
Inner circulation / Outer circulation
1. Press the inner circulation button or the outer circulation button to enter the corresponding mode, the corresponding LED will
flash slowly;
2. Wait until the corresponding LED is lit constantly. Then it successfully enters this mode.
3. Under inner circulation mode, outer ventilation door will close, inner ventilation door will open, exhaust fan will cease to operate, and
only intake fan will operate.
4. Under outer circulation mode, outer ventilation door will open, inner ventilation door will close, and intake fan and exhaust fan will
operate simultaneously.
UV light disinfection mode
1. If the main unit has operated for 7 days accumulatively, it will enable UV light mode automatically at night.
2. Once UV light mode is enabled, all ventilation doors will close and all fans will cease to operate; then the UV light will be lit to perform
disinfection for 10 minutes, and restore to previous mode for working after disinfection finished in 10 minutes.
Ventilation door warning
1. If outer ventilation door is closed or malfunctioning, LED light of the outer circulation will flash rapidly;
2. If inner ventilation door is closed or malfunctioning, LED light of the inner circulation will flash rapidly;
3. If either ventilation door is malfunctioning, please unplug power cable and check if ventilation door is blocked by foreign objects. After removing
foreign objects, connect the power cable and turn on the machine again.
(If any faults, please contact customer service and let professionals to solve them.)
PTC heater function
1. PTC heater function will be enabled when fresh air outlet temperature is too low;
2. PTC heater function will be off when fan speed is 0;
3. PTC heater function is automatically controlled by outlet temperature level (Please see“Heater Power”function description on P11 for details);
4. When PTC heater function is enabled, the“PTC”icon will appear underneath the secondary display screen of the monitoring controller.
①Working status/power indicator light
In case the monitoring controller is not connected
In case the monitoring controller is not connected
Green light flashing slowly: powering on
Green light flashing slowly to off: standby mode
Green light flashing rapidly: pairing with controller
Green light flashing in a breathing pattern: stopping to operate
In case the monitoring controller is connected
In case the monitoring controller is connected
White light remains steady: operating mode
White light flashing slowly: powering on
White light flashing slowly to off: standby mode
White light flashing in a breathing pattern: stopping to operate
② Power ON/standby
③Pair with the monitoring controller
④Fan speed decrease
⑤Photosensitive sensor window
⑥Fan speed increase
⑦Inner circulation
(indoor purification mode)
⑧Outer circulation (fresh air mode)
⑨Fresh air outlet
⑩Left intake opening for outer
circulation exhaust
Right intake opening for outer
circulation exhaust
Exhaust exit for outer circulation
Intake exit for outer circulation
Intake opening for inner circulation
Wall mount steel plate
Exhaust opening for outer circulation
Intake opening for outer circulation
Power cable

Function Description
Connect the power supply
1. After the installation is complete, connect power
plug of the main unit to the power source. The
main unit will be on and green LED light will flash
slowly.
2. Connect the monitoring controller to the provided
power source, and it has been automatically
paired with the main unit when power indicator on
the main unit turns from green to white.
3. If not pairing automatically (the power indicator is
constantly green), please refer to the“The
Monitoring Controller Pairing with the Main Unit”
part on Page 7 and 8. Once pairing is successful,
the monitoring controller and the main unit will pair
automatically in the future.
Warning: Ensure initial installation is performed by professionals; User installation is strictly prohibited.
Initial installation will be free of charge.
Initial Installation 6
5
Monitoring controller
①Main display screen
②Secondary display screen
③Touch button
Setting: press and hold: enter into setting interface
press: return to previous menu
Test: press and hold to check air quality for 5 minutes
Confirm: click to confirm
Filter: click to enter into filter use and filter reset interface
Main unit speed control: click to select purifier's fan
speed mode (Note 1)
④Turn ON/OFF / Black screen/light up screen
Turn ON/OFF: press and hold
Black screen/light up screen: press
⑤5V DC microUSB power connector
⑥PM2.5 sensor air inlet (Note 2)
⑦PM2.5 sensor air outlet (Note 2)
⑧Model identifications
S/N code: serial number of the monitoring controller
(required for warranty)
CODE code: password for APP remote control.
Not case-sensitive.
To move selection box or alter the value
Note 1: It is only enabled when connected with main unit.
Note 2: To avoid effecting sensor accuracy, avoid blocking the intake and opening. Using plush fabric cushioning may clog exhaust.
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④
⑤
⑦
⑧
⑥
CODE:XXXXXX
S/N:XXXXXXXXXXXX
①② ③
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In the main interface press and to switch
to“TVOC”interface.
According to current standards, AQI (air quality index)
measurement doesn’t account for TVOC. Thus, when the
monitoring controller displays“good”, it doesn’t indicate
TVOC is under national standard level. It takes about 40
seconds for the value to stabilize.
4. Press and hold button on the main unit until the green light
continues to flash rapidly, the main unit will enter pairing mode.
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The Monitoring Controller Pairing with the Main Unit The Monitoring Controller Pairing with the Main Unit
Pairing
The monitoring controller works collaboratively with the main unit through a Bluetooth wireless connection, can be paired with LAF200 smart purifying
fresh air unit within certain distance.
1. Press and hold the monitoring controller ON/OFF button to
turn it on.
2. Press and hold on the controller, press to
select“Unit Paring”, then press to confirm.
3. Press to move selection box to“Yes”and press
to confirm, the monitoring controller and main
unit will enter auto-pairing process.
The Monitoring Controller Testing Items
5. After the pairing is successful, the main unit indicator light
will turn white, the icon will appear at the top of the
secondary display. If pairing is unsuccessful, please repeat
the above steps.
Your smart air purifier the monitoring controller can monitor TVOC, PM2.5 and CO2concentration.
When paired with LAF200 smart purifying fresh air unit, it can automatically control purifier main unit and maintain PM2.5 concentration in a healthy range.
It can also monitor humidity, outlet temperature, and outdoor temperature.
The monitoring controller will monitor air quality. There are six levels: good, moderate, unhealthy for sensitive groups, unhealthy, very unhealthy, and
hazardous.
TVOC measurement
Good: Moderate: Unhealthy: Very unhealthy: Hazardous:
Note: The monitoring controller uses a semiconductor sensor to measure TVOC, it cannot replace professional instruments.
TVOC is divided into five levels:
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English
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Heater Power
PM2.5 Priority
Unit Pairing
Fresh Air Only
No Yes
Unit Pairing
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In the main interface press and to switch
to“HUM”interface.
It displays the relative humidity at which the smart purifying
fresh air unit main unit is located.
In the main interface press and to switch
to“CO2”interface.
CO2concentration will display on the monitoring controller,
≤1000ppm is good.
It takes about 40 seconds for the value to stabilize.
The average CO2concentration in outdoor air is about 400ppm.
In the main interface press and to switch
to“PM2.5”interface.
The American standard requires PM2.5 level to be below 12μg/m3.
And the EU standard requires PM2.5 level to be below 25μg/m3.
It takes about 40 seconds for the value to stabilize.
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Outlet temperature measurement
The Monitoring Controller Testing Items The Monitoring Controller Testing Items
PM2.5 measurement
CO2measurement
Humidity measurement
Note: To enable this function, please ensure the monitoring
controller is connected with LIFAair smart purifying
fresh air unit main unit.
1. Control the main unit: Press to enter speed mode selection interface (paired with the main unit),
press to move selection box and press to select different purification mode.
Unit Off: Power on/off smart purifying fresh air unit.
Smart Mode: According to real-time indoor air quality,
the monitor will auto-adjust the main
unit’s fan speed (recommended mode).
Manual Mode: Manually adjust the fan speed of the main
unit; the fan speed will be held at set
value.
Night Mode: Fan will run at ultra-low noise level, to
ensure a comfortable sleeping
environment (Fan speed will remain at
constant speed).
Turbo Mode: Maximum fan speed, rapid purification.
How to Operate the Monitoring Controller To enable full autonomous operation, please ensure the monitoring
controller is connected to the main unit.
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English
Outdoor temperature measurement
In the main interface press and to switch
to“Outlet Temp”interface.
It displays the outlet temperature (temperature generated after
the outdoor airflow completing heat exchange with the indoor
airflow via heat exchanger) at which the smart purifying fresh
air unit main unit is located.
Note: To enable this function, please ensure the monitoring
controller is connected with LIFAair smart purifying fresh air unit main unit.
In the main interface press and to switch
to“Outdoor Temp”interface.
It displays the outdoor temperature at which the smart
purifying fresh air unit main unit is located.
Note: To enable this function, please ensure the monitoring
controller is connected with LIFAair smart purifying
fresh air unit main unit.
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Outlet
Temp
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Outdoor
Temp
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Unit Off
Manual
Smart
Night
Manual
Smart
Turbo
Night

After replacing 3G filter, please press to enter filter
replacing interface. Select“Yes”to reset, the monitor will then
restart the monitoring process.
After cleaning filter, please press to enter the
corresponding filter cleaning interface. Select“Yes”to
reset, the monitor will then restart the monitoring process.
Language: 中→Chinese mandarin;
EN →English.
Loop Control: Press to select outdoor/indoor circulation.
“Out”is default.
Silent Running: If this function is enabled, fan will automatically
run at low noise level at night.“Yes”is default.
PM2.5 Priority: “No”is default. If“Yes”is selected, the main
unit will auto-run until PM2.5 value reaches
“good”.
Heater Power: “Low”is default. If“High”is selected,
PTC heating will turn on automatically when air
temperature at Fresh air outlet is too cold. Do
note this will increase energy consumption of
the main unit.
Fresh Air Only: “No”is default. If“Yes”is selected, the main
unit will turn off exhaust fan and unidirectionally
provide fresh air to room only; the total heat
exchanger will be off and the main unit aims
to control PM2.5 in the standard of 12μg/m3.
Unit Pairing: Can be paired with LIFAair smart purifying
fresh air unit.“No”is default.
WiFi Login: Download LIFAair mobile APP to facilitate
process.“No”is default. Refer to P14-P16
for details.
Time Setting: Select“Yes”and manually press
buttons to adjust
time.“No”is default. (Note 1)
Display Brightness: Adjust the screen brightness. Default is“Low”.
Auto Brightness: If this function is enabled, the main unit indicator
and the controller display screen will all be off
when the surrounding is dark.“On”is
default. (Note 2)
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How to Operate the Monitoring Controller To enable full autonomous operation, please ensure the monitoring
controller is connected to the main unit. How to Operate the Monitoring Controller To enable full autonomous operation, please ensure the monitoring controller is connected to the main unit.
2. Press and hold to enter settings interface, press to select and press to
confirm modification, then press again to return to main interface.
Note 1: The controller will automatically sync to local time zone once connected to Wi-Fi via cloud server. Please note this function may be not applicable in
certain areas, please set time manually if so.
Note 2: If the monitor is paired with non-default air purifier, it will not be able to minimize light pollution; the indicator light on the main unit will not turn off.
English
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APP Control: Permit or forbid mobile phone APP to control the main unit. If“Off”is selected, APP can only view the machine status, and the monitoring
values detected by the monitoring controller. It will not be able to control the monitoring controller through the APP.“On”is default.
CO2Calibration: Please follow the screen prompt to calibrate CO2value to zero, so as to ensure its accuracy. Generally, it is unnecessary to calibrate.
“No”is default and see P13 for details.
Advanced Settings:
Manual adjustment of“Target CO2”“Standby CO2”“Target PM2.5” and “Bed Time”can be done using the or key.
Factory Settings: Select confirm, the monitoring controller will be restored to factory settings.“No”is default.
LIFAair series smart purifying fresh air unit have all implemented
advanced filter life-span calculation algorithm, it accurately
calculates filter usage. Press to enter filter monitoring
interface, press to separately view each filter’s
cleanness and life statues.
The filter should be cleaned or replaced when the monitor
indicates the filter’s capacity is less than 5%.
3. Prefilter and filter checking
Loop Control
Language
PM2.5 Priority
Silent Running
Display Brightness
Time Setting
APP Control
Auto Brightness
Fresh Air Only
Heater Power
WiFi Login
Unit Pairing
CO2Calibration
APP Control
Factory Settings
Advanced Settings
3G Filter
Intake Pre Filter
Exhaust Pre Filter
Indoor Pre Filter
No Yes
Intake
Pre Filter
Cleaned
No Yes
3G Filter
Changed

Note:
* When the monitoring controller is disconnected from its power supply, after each monitoring cycle the monitor will automatically enter standby mode.
The main and secondary display will be off, until the main power supply is connected.
* In standby mode, if the monitor is paired with the main unit, the monitor will still control and operate the main unit, despite the display being off.
CO2sensors have been pre-calibrated. If there appears to be
a systematic error, proceed to recalibrate.
Calibration method:
Restore the monitoring controller to factory settings and place it
outdoors, ensure sufficient ventilation. After 15 minutes, turn
on the monitoring controller and perform three“Continuous
measurement”procedures. After the third“Continuous
measurement”, wait for 3 minutes. Press and hold to
enter main interface, press to move selection
box to“CO2calibration”and press to enter selection
interface, then press to select“Yes”and
press again to calibrate CO2value to 400ppm.
CO2Calibration 13
Note: If maloperation occurs, please select“Factory Settings”in the main menu to restore to default factory settings.
14
Wi-Fi Network Connection
How to calibrate CO2:
English
English
Open the LIFAair App, press
the“+”on the phone screen
Scan the above QR code using smart
phone to be re-directed.
The same QR code can also be found at
the bottom of the monitoring controller. Download and install APP
Make sure your phone is connected to
the Wi-Fi network you would like your
monitoring controller to connect to.
Press and hold on the monitoring controller to enter the main menu,
press to select“WiFi Login”and press to confirm.
No Yes
CO2Calibration
CO2Calibration
APP Control
Factory Settings
Advanced Settings
Fresh Air Only
Heater Powe
WiFi Login
Unit Pairing

Wi-Fi Network Connection 15 Wi-Fi Network Connection 16
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English
After successfully connecting, the main unit can
be controlled via phone through the monitoring
controller, and the on-screen display data will
sync with that of the monitor’s.
When the monitoring controller is connected successfully and returns to the
main interface, will constantly show on the top of the secondary
display, indicating it is connected.
Note: Due to product and software upgrades, operation interfaces shown on this manual may be slightly different from actual product. If any
difference is found, the actual product prevails.
Note: To control main unit via phone and to read data such as temperature, humidity, filter life-span etc. the monitoring controller must be connected
to the main unit.
Press“Done”on your Smartphone.
Press to select“Login”and press to confirm.
Network connected
After successfully connecting to the internet, select
the“Fresh-air Unit”tab. Then enter the monitoring
controller password to connect (password is the 6
digit“CODE”, located on the back of the monitoring
controller; Not case-sensitive).
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After cleaned with cleaning solution, place filters back
into the main unit; in the corresponding filter cleaning
interface select“Yes”and press to complete
cleaning for each filter.
Prefilter Cleaning (Make sure the main unit is not operating, unplug the power cord and then proceed to clean filters) Prefilter Cleaning (Make sure the main unit is not operating, unplug the power cord and then proceed to clean filters)
English
English
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Maintenance (Prefilter Cleaning)
Please clean the prefilter regularly. When the prefilter lifespan
indicated by the monitoring controller reaches below 5%, please
follow the steps below to clean the prefilter.
Remove the front cover of the main unit.
Maintenance (Prefilter Cleaning)
Filter Cleaning Reset
Remove the front prefilter
located on the back of the
front cover.
Remove the bottom prefilter
located underneath the
main unit.
Remove the bottom cover of the main unit,
and then take out the rear prefilter from the
bottom.
Note: If filter is damaged, please follow the above steps to remove and replace. Please pay attention to filter sizes, as there are 2 sets of
prefilters attached in the package. Keep it in a secure location.
3G Filter
Intake Pre Filter
Exhaust Pre Filter
Indoor Pre Filter
No Yes
Intake
Pre Filter
Cleaned

Enter the“Filter Replacement”interface on the monitoring controller, select“Yes”
and press to complete filter replacement.
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Filter replacement (Make sure the main unit is not operating, unplug the power cord and then proceed to replace filters) Filter replacement (Make sure the main unit is not operating, unplug the power cord and then proceed to replace filters)
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English
Remove the front cover of the main unit.
Unscrew the screws used to secure
the seal plate.
Remove the seal plate to take
out the 3G-filter.
After replacing the 3G-filter, reinstall
the main unit in reverse order as above.
When“3G Filter”capacity indicated by the monitoring controller
reaches below 5%, please follow the instructions below for filter
replacement.
Maintenance (Filter replacement) Maintenance (Filter replacement)
3G Filter
Intake Pre Filter
Exhaust Pre Filter
Indoor Pre Filter
No Yes
3G Filter
Changed

Note: Specifications above are in accordance with GB/T18801-2015 tested by the third-party laboratories by using particular soot particles or gaseous
pollutants as targeted pollutants.
Product Name: Smart Purifying Fresh Air Unit
Model number: LAF200
Fresh Air Mode
Rated air flow: 180m³/h
Effective ventilation rate: ≥90%
PM2.5 purification efficiency: 99.4%
Noise: 50dB (A)
Purification Mode
Particle Clean Air Delivery Rate (CADR particulate matter): 200m³/h
Particle Cumulate Clean Mass (CCM particulate matter): P4 level
Rated input: 220-240V ~ 50/60Hz
360W (purification power: 60W)
PM2.5 sensor: Laser type
TVOC sensor: Semiconductor type
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Specifications Troubleshooting
Unable to connect the monitoring controller to the main unit?
Please follow the step-by-step instructions on page 7- page 8“Pairing”to connect.
Smart purifying fresh air unit not working?
Please check whether the power cord is correctly connected.
Please check whether the purifier is at minimum wind speed.
Running noise?
Please check whether the filter is installed.
Customer Service – International
If you have any questions, please contact us at [e-mail] or visit us at www.lifaair.com
Please note: All right to change or modify the product without prior notice are reserved.
Frequency Band (Wi-Fi): 2.412GHz-2.484GHz
Frequency Band (Bluetooth): 2.402GHz-2.480GHz
RF Power output: ≤20 dBm (EIRP)
There is no restriction of use.
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