WoongJin AP-1004AH User manual

Service Manual
Woongjin [CAIRS] Air Cleaner AP-1004AH
Woongjin Coway Co., Ltd.

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Technology Laboratory
CAIRS Air Cleaner AP-1004AH
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Table of Contents
1. Product Description
1-1 Product Specification .………….………………………P2
1-2 Part Name ...…………………………………………….P3
1-3 Display and Operation …..……………………………..P4
1-4 Internal Filter Structure ..…………………………………P6
1-5 Product Features …………………………………………P7
1-6 Filter Description …………………………………………P9
2. Installation and Instruction
2-1 Caution for Safety ………..…………………………..P11
2-2 Instruction and Cleansing …………………………..P14
2-3 Filter Change and the Time ……………………….P23
3. System Operation Fundamental
3-1 Product Operation Specification ……………………P26
3-2 Electric Charge Calculation ………………………………P34
4. Product Assembly and Disassembly (A/S)
4-1 Inside of Product ………………………………….P35
4-2 Disassembly Method …………………………………P39
4-3 Part Change …………………………………………P42
5. Defect Diagnosis and Repair ………………………………..P51
6. Electric Wiring Diagram ………………………………………..P59
7. Circuit Diagram …………………………………………………P60
8. AP-1004AH PART LIST FOR REPAIR……………………………...P63
9. Development Figure ………………………………………………..P65

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1-1. Product Specification
1. Product Description
Proper Voltage AC 220V / 60Hz
Voltage Consumption
Impinge Method
Pre Filter Chloridation Resin / PP (382X400X3)
Medium Filter Antibiosis POLYESTER
(375*393*t10)
HEPA Filter POLYESTER + POLYOLEFIN + POLYPROPYLENE
(366*383.5*t25,EPDM제외)
For
New
House
Black, nonwoven + POLYESTER (356*373*t10)
For
Kids
For
Pets
Custom
ized
Filter Yellow, nonwoven + POLYESTER (356*373*t10)
Blue, nonwoven + POLYESTER (356*373*t10)
AC Deodorization
Filter
Granular Deodorization Filter
(363*380*t8)
Noise (dB) 1 Level(21), 2 Level(25), 3 Level(32), 4 Level(39), Turbo(46)
Filter
Negative Ion Negative Ion Generator
Pollution Detection Pollution Detecting Sensor
1 Level(8W), 2 Level(10W), 3 Level(14W), 4 Level(25W),
Turbo (47W)
HEP filter type
Weight
Area 33 m2(living room of 1 or 2 bedroom apartment, bedroom)
Maximum Wind Volume 5.2㎥/min
Product Size 544(W) x 181(D) x 510(H)
8.8kg
CAIRSName AP-1004AH Model

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1-2. Part Information
Front /Back
Mood Light
Control/Dis
play Panel
Air Quality
Sensor
Sensor
Air Quality
Display
Back Remote Control
Handle
Power cord
Unit Hanger
Air blower
Speed
Mode
Power
Light
Battery (AAA size)

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1-3. Display Panel and Control Panel
Display Panel
Speed Light Illumination Light
In the auto/child mode the
speed is automatically adjusted
according to indoor air quality
from Step 1 to Step 4 and at
the manual mode from Step 1
to Turbo. The speed light
indicates the volume of air
being circulated.
If sleep mode and illumination is chosen,
the mood Light is turned off. When not
chosen, the brightness of the mood light
is reduced by half. The Illumination light
is always turned off when the other
mode is chosen but you can manually
control the mood light.
Rhythmic Cleaning Light
This mode efficiently removes
indoor pollutants, controlling
the volume of air effectively.
The mood light switches
Blue->Light Purple->Purple-
>Red.
The mood light is turned on automatically
when the unit starts to operate, and the
light changes as follows.
Auto/Manual: Blue
Child: Purple
Rhythm: Blue->Light purple-> Purple->Red
Sleep Light
This light indicates that the unit
is operating in the quiet night
mode.
Child Mode Light
When this mode is chosen, the
air speed is automatically
controlled. The volume of air is
less than at normal times and
the light becomes purple.
Air Quality Light
This indicates the present indoor air
quality as follows.
Very clean: Blue Clean: Light purple
Normal: Purple Not clean: Red
This indicates that the unit is
operating in auto mode and the light
becomes blue.
Auto Mode Light
Mood Light

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Display Panel
Power
You can operate the unit manually by pressing the
on/off button. However, the unit operates in automatic
mode initially. After being manually turned off and on,
it operates at the previous mode that you chose.
Speed
You can select Step 1->Step 2->Step 3-
> Step 4->Turbo (Then the unit shifts
to the manual mode). Auto/Child mode
is available from Step 1 to Step 4.
Mode
You can select Auto->Child->Rhythm Mode.
Mood Light
You can manually control the mood light.
When the sleep mode is selected, the mood
light and illumination are automatically
adjusted (Refer to page 25).

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1-4. Filters
AC Deodorization Filter
Customized Filter
Free Electrostatic Filter
Filter Case
Negative Ion
Medium Filter
HEPA Filter
[1] Negative Ion
The negative ion generator produces a great amount of negative ions, allowing users to enjoy forest-
like air.
[2] Filter Case
Free/Medium/HEPA/Customized/AC Deodorization filters are installed.
[3] Free Electrostatic Filter
This anti-bacterial filter traps relatively larger particles such as dust, mold, hair, pet hair, and so on.
[4] Medium Filter
This anti-bacterial filter traps particles, mold, and bacteria larger than 1㎛ and protects the HEPA filter.
[5] HEPA Filter
The high-function HEPA filter significantly removes fine particles and cigarette smoke while the anti-
bacteria and anti-mold nano-silver and catechin eliminate germs and mold.
[6] Customized Filter
Users can choose from one of the three included customized filters designed for a new house, a
house with a child or one with a pet. The filter for a new house eliminates toxic formaldehyde, germs
and mold, while the child-health filter removes Legionella, germs, and mold. The pet-health filter traps
allergy-causing substances and influenza viruses.
[7] AC Deodorization Filter
The granular activated carbon filter, efficient in removing odor and toxic gases, eliminates food odors
and unpleasant smells.
Filter
Case

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1-5. Product Features
◆Cairs Air Purifier AP-1004AH
4. Turbo Operation
The turbo operation purifies the indoor air in a short time when there’s
an excessive amount of dust or odors.
1. Excellent Air Purification
A HEPA filter coupled with nano-silver and catechin, anti-
bacteria/mold substances, removes dust and germs in
the air and this optimized filter system eliminates
pollutants.
2. Strong Deodorization
The deodorization filter removes harmful gases such as VOCs,
formaldehyde, and food/cigarette odor.
* Toxic gas removal experiment : Eliminates VOC-type gases (toluene,
benzene, xylene, styrene), formaldehyde, ammonia, acetaldehyde, acetic
acid {carbon dioxide and carbon monoxide are not removed}.
3. Negative Ion Generation
The negative ion generator produces a great amount of
negative ions, allowing users to enjoy forest-like air.
The remote control maximizes the user’s
convenience when the unit is hung on the wall.
6. Remote Control
5. Customized Filter System
Users can choose one of the three filters especially
designed for a new house, a child, or a pet.

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Child Mode
Customer-oriented
safety design
Auto
Power-off
7. Wall-Hanging Slim Design (Option)
The slim design unit can be hung on the wall and
produces a strong decoration effect.
8. Rhythmic Cleaning System
The rhythmic cleaning system is designed for optimal
indoor air circulation and the rapid removal of
pollutants.
9. Quiet Night Operation
The unit automatically operates in quiet mode to
create a noiseless and pleasant atmosphere at night.
10. Customer-Oriented Safety Design
All operations automatically stop if the front cover is
opened. The air intake/outlet is designed to ensure
the user’s safety and prevent accidents.
11. Mood Light
Users can select a color for mood lighting on the front
of the unit.
12. Child Mode
The wind speed is lowered to prevent children from
feeling cold.

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1-6. Filter Description
【1】Pre Filter
- SIZE : 382X400X3
- Material : Chloridation Resin /PP
- CASE : Exterior Shooting Molding
- Cleansing : 2 ~ 4 weeks
- Features : Antibiosis material is used. Relatively large size dust, mold, hair,
and pet hair are filterer.
【2】Medium Filter
- SIZE : 375*393*t10
- Material : POLYESTER + Antibiosis coating
- Change : 4 months
- Features : special antibiosis material (monovalence 99.9%, FITI Laboratory) to
filter particles and mold larger than 1㎛ and locates front side of HEPA filter to
protect HEPA filter performance and lifecycle and improve impinge effectiveness.
【3】HEPA Filter
- SIZE : 366*383.5*t25,Except EPDM
- Material : Polyester + Polyolefin + Polypropylene
-Change : 12 months
- Features : HEPA filter with silver nano and catechin to block propagation of
bacteria and mold for always fresh air supply. Excellent performance for fine dust ,
bacteria, and smoke.

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【4】Customized Filter
- SIZE : 360×380×t10
- Material : Nonwoven Fabric + Polyester Fabric
- Change : 6 months
- Features : User can choose one type among 3 customized filter types such as
For New House, For Kids, and For Pets. All customized filter contains antibiosis and
antimold functions and below special features.
① Customized filter for new house
Using white gold catalyst, filter removes effectively
HCHO (formaldehyde) which causes New House Syndrome.
② Customized filter for kids
Legionella which can be easily generated at air conditioner’s
cooling tower or a large size water tank.
③ Customized filter for pets
This filter removes allergy substances caused by pets or pollen. It also
removes influenza virus by filtering.
【5】AC Deodorization Filter
- SIZE : 363*380*t8, 505g(Shooting Case applied)
- Material : Stand activated carbon
-Change : 12 months
- Features : Using high performance stand activated carbon, the filter removes
indoor bad and food smell as well as harmful gas very fast.

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2. Installation and Instruction
2-1 Caution for Safety
◆Electricity Safety
●This unit must be plugged into a
220 volt outlet. Do not handle the
plug with wet hands.
An electric shock or fire could result
●Unplug the unit before cleaning it.
An electric shock or fire could result
●If the cord or plug is wet, unplug
the unit and let it completely dry
before subsequent use.
An electric shock or fire could result
●Remove any dust or water if it’s on
the plug.
* Never use Benzene or gasoline to
clean the plug.
An electric shock or fire could result
Dry
Completely
Benzene, lacquer,
alcohol)
●Do not use if the cord appears to
be damaged. Please ask Customer
Service to replace the cord.
An electric shock or fire could result
●Unplug the unit before repair,
inspection, or replacement.
An electric shock could result
Unplug

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◆Installation Safety
●Do not install the unit in areas
where moisture, water (rainwater), or
vapors may be present.
An electric shock, fire, or capacity
degradation to the unit could result
●Do not install the unit near heaters
or put a candle, cigarette or any
other flammable object on it.
A fire could result
●Do not use the unit in areas where
it will be subjected to heavy smoke,
odors, or oil.
Capacity degradation could result
●Place the unit 20cm away from
the wall and 30~60cm from the
ceiling.
An object near the wall or the ceiling could
become contaminated
Set a distance
●Do not place the unit on electrical
appliances such as a heater or TV.
An electric shock, fire, or capacity
degradation to the unit could result
●Place the unit on a level area and do
not apply force to the unit.
Injury to the user or damage to the unit
could result

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◆Operation Safety
●Immediately unplug if the unit
makes a strange noise or odd smell.
Call the customer service center.
A fire could result
●Do not place on top of the unit
any containers holding water,
medicine, or food, any metallic
objects, or any heavy objects.
An electric shock, fire, or injury could
result if such objects are placed on
top of the unit
●Do not put sharp metal objects
such as chopsticks or any foreign
objects into the intake area or outlet.
Do not block the openings with
paper or cloth.
An electric shock, fire, or injury could
result
●Do not put any sharp objects into
the air quality sensor.
An electric shock or malfunction could
result
●Do not attempt to open or repair
the unit.
An electric shock or malfunction could
result
●Do not drop the unit into water.
An electric shock or function degradation
could result

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▶Preparations
2-2. Preparations and Cleaning
♠This unit is designed for residential use only.
♠Medium/HEPA/Customized/AC Deodorization Filters are packed for
transport, so remove all packing materials before use.
♠Lock the case in place first at the bottom of the unit and then at the top.
♠Attach the free filter to the filter case by aligning the filter with the hooks
of the case.
♠The nonwoven fabric of the customized filter should come toward the front
of the unit.
① Pull the bottom of the front cover and lift up. Remove
the filter case.
②Remove the packing material of the filters (except
the free filter) and load the filters on the filter case
in this order: Free->Medium->HEPA->Customized-
>AC Deodorization.
③Lock the filter case in place first to the
bottom of the unit and then the top. Replace
the front cover back onto the unit.
You MUST lock the case to the bottom of the
unit first.

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▶Operation
♠This unit is designed for residential use only.
♠The customized filter is provided when installed.
◆ Operating At AUTO Mode -
Press the power button, then the auto mode light goes on while the mood light
becomes blue.
① Plug the unit into an outlet.
This appliance only operates at 220v~240V
AC
② Press the power button.
③ According to the indoor air quality, the
speed shifts from Step 1 to Step 4
automatically. AIR QUALITY
The auto mode light goes on while the mood
light becomes blue. The unit operates in
automatic mode at first and, later, in the
previous mode that you chose

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◆Operating At Manual Mode -
Press the power button and speed button (the mood light is blue).
① Plug the unit into an outlet.
This appliance operates only at
220v~240V AC
② Press the power button, then the unit
operates in the auto mode.
And later, in the previous mode
that you chose
AUTO
CHILD
RHYTHM
SPEED
③ Press the speed button.
This operates the unit in the manual mode
④ Select the speed you want by pressing the speed
button. TURBO
AUTO
CHILD
RHYTHM
SPEED
Step 1 -> Step 2 ->
Step 3 -> Step 4 ->
Turbo

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◆ Selecting the Mode -
Press the power button and then the mode button
① Plug the unit into outlet.
This appliance operates at 220v~240V AC
only
② Press the power button, then the unit
operates in auto mode.
And later, in the previous mode that you
chose
AUTO
CHILD
MODE
③ Select the mode you want by pressing the
mode button.
(Auto -> Child -> Rhythm)
AUTO
CHILD
RHYTHM
MODE
AUTO
CHILD
RHYTHM
MODE
BRIGHT

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◆ What is Quiet Night Operation? (When the Auto/Child mode
is chosen)
The unit initiates Quiet Night Operation if the surroundings aredark
for more than 3 minutes, thereby lowering the speed and minimizing
the amount of electricity consumed. The unit resumes the normal
operation if the surroundings are brightened.
Tip
① The digital sensor detects the brightness of
the surrounding area, automatically starting
Quiet Night Operation.
AUTO
CHILD
RHYTHM
MODE
BRIGHT
② The Quiet Night Operation is set when the
auto/child mode is chosen (not the manual
mode).
SLEEP
③ The sleep light goes on when the Quiet
Night Operation starts. If the illumination is
turned off, the brightness of the mood light is
reduced by half. The mood light goes off if you
turn on the illumination.

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◆ Air Quality Sensor
The air quality sensor is set at the standard sensitivity. You may need
to adjust the sensitivity of the sensor if the air quality sensor
indicates ‘not clean’ even after 2 hours of operation or ‘very clean’
even though the air does not seem good
Tip
LAMP
MODE
SPEED
Bright
① Press both the speed and mode buttons for
more than 2 seconds.
② The air quality light goes off. Then it goes
on for a second and off for a second.
AIR QUALITY
③ Press the speed button to choose the
sensitivity. The mode light goes on for a
second, indicating the sensitivity that you can
choose.
Auto
Rhythm
Child
High
Low
Standard
AUTO
CHILD
RHYTHM
SPEED
MODE
Rhythm: Low
Child: Standard
Auto: High
④ Press both the speed and mode buttons for
more than 2 seconds to save the sensitivity. SPEED
MODE
LAMP
If no button is pressed for 10 seconds, the
sensitivity is automatically saved.