Wilfa Cool 7 User manual

Cool 7 , Cool 12
Wilfa
Air Conditioner
Bruksanvisning
Bruksanvisning
Betjeningsvejledning
Käyttöohje
Operating Instructions

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Operation Environment ........................................................... 4
Parts·description ...................................................................... 5
Use for air conditioner ............................................................. 6
Operation Introduction for Control Panel ............................... 7
Buttons on Remote Controller ................................................. 8
Introduction for Icons on Display Screen ................................ 9
Introduction for Buttons on Remote Controller ...................... 9
Function Introduction for Combination Buttons ..................... 11
Operation Guide ...................................................................... 11
Replacement of Batteries in Remote Controller ..................... 11
Clean and Maintenance ........................................................... 12
Malfunction Analysis ................................................................ 14
Installation Precaution ............................................................. 17
Preparation before Installation ................................................ 19
Install Wire Hook ...................................................................... 20
Removing Collected Water ...................................................... 21
Installation and Disassembly of Heat Discharge Pipe ............. 24
Electric Schematic Diagram ..................................................... 27

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SAFETY INSTRUCTIONS
•Aside from cleaning, all service should be carried
out by an authorised service centre. Only authorised
service personnel should carry out repair work.
• 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 if they understand the hazards
involved. Children shall not play with the appliance.
Cleaning and user maintenance shall not be made
by children without supervision.
• If the supply cord is damaged, it must be replaced
by the manufacturer, its service agent or similarly
qualifi ed persons in order to avoid a hazard.
Explanation of Symbols
DANGER
Indicates a hazardous situation that, if not avoided,
willresult in death or serious injury.
WARNING
Indicates a hazardous situation that, if not avoided,
could result in death or serious injury.
CAUTION
Indicates a hazardous situation that, if not avoided,
mayresult in minor or moderate injury.
NOTICE
Indicates important but not hazard-related information,
used to indicate risk of property damage.
Indicates a hazard that would be assigned a signal word
WARNING or CAUTION.

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OPERATION ENVIRONMENT
•The air conditioner must be operated within the temperature range: 16°C ~ 35°C.
• The appliance is for indoor use only.
• The appliance must be positioned so that the plug is accessible.
• This air conditioner is for domestic, non-commercial use only.
• Reserved space around the air conditioner should be 30cm at least.
• Do not operate the air conditioner at humid environment.
• Please keep air inlet and air outlet clean, no obstacles.
• During operation, close doors and windows to improve cooling effect.
• Please put the air conditioner at smooth and flat ground for operation to avoid
noise and vibration.
• This air conditioner is equipped with castors. Castors should slide at smooth
and flat ground.
• Prohibit inclining or turning over the air conditioner. If there’s abnormity, please
disconnect power immediately and contact dealer.
• Avoid direct sunshine.
30cm 30cm
30cm

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PARTS·DESCRIPTION
➊
Controller panel
➋
Guide louver
➌
Swing louver
➍
Castor
➎
Wire-fixing hook
➏Plug of power cord
➐Filter
➑Air inlet
➒Joint A
➓Heat discharge pipe
Joint B+C
NOTICE:
Heat discharge pipe and other installation accessories can’t be discarded.
Remote controller
➊
➋
➌
➍
➎
➏
➐
➑
➒
➓

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USE FOR AIR CONDITIONER
To change air flow direction
1. Up/down air flow direction
• Hold the horizontal louvers as shown in the diagram and adjust the air flow
direnction.
• Do not adjust the horizontal louvers to the lowest or the highest position in the
COOL or DRY mode with the fan speed set to Low for an extended period of
time, Condensation may form on the louvers.
2. Left/right air flow direction. Hold the vertical louver as shown in the diagram and
adjust the air flow direction.
CAUTION:
• Do not adjust the vertical louvers to the extreme left or right in the COOL or DRY mode
with the fan speed set to Low for an extended period of time. Condensation may form on
the louvers.

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OPERATION INTRODUCTION FOR CONTROL PANEL
Name of control panel
ON/OFF button
Sleep button
Fan button
Fan speed indicator
Timer button
Mode button
Fan mode indicator
Dry mode indicator
Cool mode indicator
Dual-8 nixie tube
+ / - button
Health indicator(Optional)
Operation of control panel
NOTICE:
• After connecting the air conditioner to the power supply it will sound a beep. After that,
you can operate the air conditioner by the control panel.
• Under ON status, after each pressing of the button on control panel, the air conditioner
will give out a sound. Meanwhile, corresponding indicator on control panel will be bright.
• Under OFF status, dual-8 nixie tube on control panel won’t display.
Under ON status, dual-8 nixie tube on control panel will display set temperature. Under
another mode it won’t display.
1. ON/OFF button
Pressing this button will turn on or turn off the air conditioner.
2. + / - button
Under cooling mode, press “+” or “-” button to increase or decrease the
temperature by 1°C (°F). Set temperature range is 16°C~30°C Under drying or
fan mode, this button is invalid.
3. Mode button
Press this button and the mode will circulate according to below sequence:
COOL→DRY→FAN
– COOL: Under this mode, cooling mode indicator is bright. Dual-8 nixie tube
displays set temperature. Temperature setting range is 16°C~30°C.
– DRY: Under this mode, drying mode indicator is bright. Dual-8 nixie tube
won’t display.
– FAN: Under this mode, the air conditioner only blow fan. Fan indicator is
bright. Dual-8 nixie tube won’t display.

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4. Fan button
Press this button and the fan speed will circulate as “low speed→medium
speed → high speed →auto fan →low speed”.
5. Timer
Press timer button to enter into timer setting mode. Under this mode, press "+"
or "-" button to adjust the timer setting. Timer setting will increase or decrease
0.5hour by pressing "+" or "-" button within 10 hours, while timer setting will
increase or decrease 1 hour by pressing "+" or "-" button beyond 10 hours.
After timer setting is finished, the unit will display temperature if there’s no
operation for 5s. If timer function is started up, the upper indicator will keep
the display status. Others, it won’t be displayed. Under timer mode, press timer
button again to cancel timer mode.
6. Sleep
Press sleep button to enter into sleep mode. If the controller operates at
cooling mode, after sleep mode is started up, preset temperature will increase
by 1°C within 1 hour; preset temperature will increase by 2°C within 2 hours
and then the unit will operate at this temperature all the time; Sleep function
is not available for fan mode and drying mode. If sleep function is started up,
theupper indicator will keep the display status.
BUTTONS ON REMOTE CONTROLLER
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➊
➌
➍
➏
➋
➎
➐
➊
ON/OFF button
➋
MODE button
➌
+/- button
➍
FAN button
➎
X-FAN button
➏
SLEEP button
➐
TIMER button

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INTRODUCTION FOR ICONS ON DISPLAY SCREEN
X-
Timer on
Cool operation X-fan operation
Sending signal
Dry operation Sleep operation
Fan operation Lock
Set speed
Set temperature Set timer
Timer off
INTRODUCTION FOR BUTTONS ON REMOTE CONTROLLER
Note:
• This is a general use remote controller, it could be used for the air conditioners with
multifunction; For some function, which the model doesn’t have, if press the corresponding
button on the remote controller that the unit will keep the original running status.
• After connecting the air conditioner to the power supply the unit will give out a sound.
Operation indictor ” ” is ON (red indicator). After that, you can operate the air
conditioner by using remote controller.
• Under ON status,pressing the button on the remote controller,the signal icon ” ”
onthe display of remote controller will blink once and the air conditioner will give out
a“de”sound, which means the signal has been sent to the air conditioner.
• Under OFF status, set temperature and clock icon will be displayed on the display of
remote controller (If timer on, timer off and light functions are set, the corresponding icons
will be displayed on the display of remote controller at the same time); Under ON status,
the display will show the corresponding set function icons.
1. ON/OFF button
Press this button to turn unit ON/OFF.
2. MODE button
Pressing this button once will select your required mode circularly as below (the
corresponding icon ” ” will be lit up after the mode is selected):
COOL DRY FAN
• When selecting cool mode, air conditioner will operate under cool mode. Then
press + or - button to adjust set temperature. Press FAN button to adjust fan speed.

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• When selecting dry mode, air conditioner will operate at low fan speed. In dry
mode, fan speed can’t be adjusted.
• When selecting fan mode, air conditioner will operate in fan mode only. Then press
FAN button to adjust fan speed.
3. + / - button
• Pressing + or - button once will increase or decrease set temperature by 1°C (°F).
Holding + or - button for 2s, set temperature on remote controller will change
quickly. Release the button after your required set temperature is reached.
• When setting Timer On or Timer Off, press + or - button to adjust the time.
(SeeTIMER Button for setting details)
4. FAN button
Pressing this button can select fan speed circularly as: AUTO, SPEED 1 ( ),
SPEED 2 ( ), SPEED 3 ( ).
AUTO
Note:
• Under Auto speed, air conditioner will select proper fan speed automatically according to
ambient temperature.
• Fan speed can’t be adjusted under Dry mode.
5. X-FAN button
Press this button under cool and dry mode to start up x-fan function. Press this
button again to cancel x-fan function.
Note:
• When x-fan function is on, if the air conditioner is turned off, indoor fan will still operate at
low speed for a while to blow the residual water inside the air duct.
• During x-fan operation, press X-FAN button to turn off x-fan function. Indoor fan will stop
operation immediately.
6. SLEEP button
Under Cool and Dry mode, press this button to turn on Sleep function. Press this
button to cancel Sleep function. Under Fan mode, this function is unavailable.
7. TIMER button
• When unit is on, press this button to set Timer Off. T-OFF and H icon will be
blinking. Within 5s, press + or - button to adjust the time for Timer Off. Pressing
+ or - button once will increase or decrease the time by 0.5h. Holding + or -
button for 2s, time will change quickly. Release the button after your required
set time is reached. Then press TIMER button to confirm it. T-OFF and H icon
will stop blinking.

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• When unit is off, press this button to set Timer On. T-ON and H icon will be blinking.
Within 5s, press + or - button to adjust the time for Timer On. Pressing + or - button
once will increase or decrease the time by 0.5h. Holding + or - button for 2s, time
will change quickly. Release the button after your required set time is reached.
Thenpress TIMER button to confirm it. T-ON and H icon will stop blinking.
• Cancel Timer On/Off: If Timer function is set up, press TIMER button once to review
the remaining time. Within 5s, press TIMER button again to cancel this function.
Note:
• Timer setting range: 0.5~24h
• The interval between two motions can’t exceed 5s, otherwise the remote controller will exit
setting status.
FUNCTION INTRODUCTION FOR COMBINATION BUTTONS
Child lock function
Pressing “+” and “-” buttons simultaneously will turn "ON" or turn "OFF" child lock
function. When child lock function is started up, LOCK indicator on remote controller
is ON. Ifyou operate the remote controller, remote controller won’t send signal.
Temperature display switchover function
Under OFF status, pressing “-” button and “MODE” button simultaneously can
switch between °C and °F.
OPERATION GUIDE
1. After putting through the power, press ”ON/OFF” button on remote controller
to turn on the air conditioner.
2. Press ”MODE” button to select your required mode: COOL, DRY, FAN.
3. Press ”+” or ”-” button to set your required temperature.
4. Press ”FAN” button to set your required fan speed: auto, low, medium and high
speed.
REPLACEMENT OF BATTERIES IN REMOTE CONTROLLER
1. Press the back side of remote controller on the spot
marked with ” ”, and then push out the cover of
battery box along the arrow direction.
2. Replace two (AAA 1.5V) dry batteries and make sure
the positions of + and - polar are correct.
3. Reinstall the cover of battery box.
battery
reinstall
remove
cover of battery box

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NOTICE:
• During operation, point the remote control signal sender at the receiving window on unit.
• The distance between signal sender and receiving window should be no more than 8m,
and there should be no obstacles between them.
• Signal may be interfered easily in the room where there is fluorescent lamp or wireless
telephone; remote controller should be close to the unit during operation.
• Replace new batteries of the same model when replacement is required.
• When you don’t use remote controller for a long time, please take out the batteries.
• If the display on remote controller is fuzzy or there’s no display, please replace batteries.
CLEAN AND MAINTENANCE
WARNING:
• Before cleaning the air conditioner, please turn off the unit and disconnect power.
Otherwise, it may cause electric shock.
• Do not wash air conditioner with water. Otherwise, it may cause electric shock.
• Do not use volatile liquid (such as thinner or gas) to clean the air conditioner. Otherwise,
itmay damage the appearance of air conditioner.
Clean outer case and grille
Clean outer case: If there’s dust on the surface of outer case, please
use soft towel to wipe it. If the outer case is very dirty (such as grease),
please use neutral abluent to wipe it.
Clean grille: Use cleaner or soft brush to clean it.
Clean filter
①②
➊Remove the filter ➋Clean filter
➌Install filter
After the filter is cleaned and
dried, reinstall it well.
Use cleaner or water to clean the
filter. If the filter is very dirty (such
as grease), use warm water 40°C
(104°F) mixed with neutral detergent
to clean it and then put at shady
place to dry it.
NOTICE:
• The filter should be cleaned about once every three months. If there’s much dust in the
operation environment, you can increase clean frequency.

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• Do not dry the filter with fire or hair drier. Otherwise, it may be deformed or catch fire.
Clean heat discharge pipe
Remove the heat discharge pipe from air conditioner, clean and dry it, and
then reinstall it. (For the method of installation and removal, please refer to the
instruction for ”Installation and disassembly of heat discharge pipe” on page 25).
Checking before use-season
1. Check whether air inlets and air outlets are blocked.
2. Check whether plug and socket are in good condition.
3. Check whether filter is clean.
4. Check whether batteries are installed in remote controller.
5. Check whether joint, window bracket and heat discharge pipe are installed tightly.
6. Check whether heat discharge pipe is damaged.
Checking after use-season
1. Disconnect power supply.
2. Clean filter and outer case.
3. Remove dust and other impurities from the air conditioner.
4. Eliminate accumulated water in chassis (refer to the section of ”Drainage way”
for details).
5. Check whether window bracket is damaged or not. If yes, please contact dealer.
Long-time storage
If you don’t use the air conditioner for a long time, please maintain it by following
steps for good performance:
• Make sure there’s no accumulated water in chassis and that the heat discharge
pipe is disassembled.
• Pull out the plug and wrap the power cord.
• Clean the air conditioner and pack it well to prevent dust.
Notice for recovery
• Parts of gift packaging is recycled. Users are advised to follow local regulations
or take contact with personell at the local recycling center for further guidance.
• If you want to throw away the air conditioner, please contact local division or
consultant service center for the correct disposal method.

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MALFUNCTION ANALYSIS
Please check below items before asking for maintenance. If the malfunction still
can’t be eliminated, please contact local dealer or qualified professionals.

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Phenomenon Troubleshooting Solution
Air conditioner
can’t operate
• Power failure? • Wait after power recovery.
• Connected to power? • Reinsert the plug.
• Has the air switch tripped
off or has the fuse been
blown?
• Ask for professional help to
replace air switch or fuse.
• Is there’s malfunction for the
circuit?
• Ask for professional help to
replace circuit.
• Has the unit been restarted
immediately after a stopp?
• Wait for 3min, and then try
turning it on again.
Poor cooling
(heating)
• Is the power too low? • Make sure that the device
has been connected to a
proper power source
• Is the air filter filled with
dust/impurities?
• Clean the air filter.
• Has the temperature for the
unit been set properly?
• Adjust the temperature.
• Are doors and windows
closed?
• Close door and window.
Air conditioner
can’t receive
signal from
remote
controller
or remote
controller is
not sensible.
• Is normal operation
interrupted by events such
as static pressure, unstable
voltage?
• Please pull out the plug.
Insert the plug after about
3min, and then turn on the
unit.
• Is the remote controller
within the receiving range?
• The receiving range of
remote controller is 8m.
Donot exceed this range.
• Does any physical obstacles
block free sight bteween
remote and unit?
• Remove the obstacles.
• Is sensitivity of remote
controller low?
• Check the batteries of
remote controller. If the
power is low, please replace
the batteries.
• Is there a fluorescence lamp
in the room?
• Move the remote controller
close to air conditioner.
• Turn off the fluorescence
lamp and try it again.

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Phenomenon Troubleshooting Solution
No fan blowed
out from air
conditioner
• Is the air outlet or air inlet
blocked?
• Eiminate the obstacles.
• Is the air filter unclean? • Clean air filter
Set
temperature
can’t be
adjusted.
• Has the unit been set to
operate at auto mod or has
child lock been activated?
• Temperature can’t be
adjusted under auto
mode. Child lock can be
unlocked by pressing "+"
and "-"
• Is the room temperature
within the temperature
range for the unit?
• Temperature setting
range: 16°C-30°C.
There’s off
flavour
• There’s off-flavour source
in the room, such as
furniture, cigarette etc.
• Eliminate the off-flavour
source.
• Clean the filter.
There’s
abnormal
sound during
operation
• Whether the unit is
interfered by thunder,
radio, etc?
• Disconnect power, put
through the power again,
and then turn on the unit
again.
You can heard
water-flowing
sound
• Hearing a sound right after
turning on or off?
• There’s flowing sound of
refrigerant inside the air
conditioner, which is the
normal phenomenon.
You can heard
the sound of
”brekage”
• Hearing a sound right after
turning on or off?
• Heat expansion or
shrinkage for the panel
due to change of
temperature, which cause
friction sound.
Malfunction code
E5 Overcurrent protection. Disconnect power, and then turn on the unit
again after 10min. If ”E5” still exits, please
contact professional person to maintain the
unit.
H8 Chassis is full of water. 1. Pour out the water inside chassis.
2. If ”H8” still exits, please contact
professional person to maintain the unit.
F1 Malfunction of ambient
temperature sensor.
Please contact professional person to deal
with it.

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F2 Malfunction of evaporator
temperature sensor.
Please contact professional person to deal
with it.
F0 1. Refrigerant is leaking
2. System is blocked
1. Re-energize the unit after turning off and
pulling out the plug for 30min;
2. If there’s still malfunction, please contact
after-sales service.
H3 Overload protection for
compressor
1. Check if the unit is under high-
temperature and high-humidity
environment; if ambient temperature
is too high, power off the unit and
then energize it for operation after the
ambient temperature drops to 35˚C
below.
2. Check if the evaporator and condenser
are blocked by some objects; if yes, take
away the objects, power off the unit and
then energize it for operation.
3. If the malfunction still occur, please
contact our after-sales service center.
E8 Overload malfunction
F4 Outdoor tube temperature
sensor is open/short-
circuited.
Please contact after-sale service person to
deal with it.
WARNING:
• If there’re following phenomenon, please turn off the air conditioner and
disconnect the power immediately, and then contact dealer immediately.
– Power cord is overheating or damaged.
– Abnormal sound during operation.
– Off-flavor.
– Water leakage.
• Do not repair or refit the air conditioner by yourself.
• If operate the air conditioner! under abnormal condition, it may cause malfunction, electric
shock or fire hazard.
INSTALLATION PRECAUTION
Warning:
• Observe all governing codes and ordinances.
• Do not use damaged or non-standard power cord.
• Be careful during installation and maintenance. Prohibit incorrect operation to prevent
electric shock, casualty and other accidents.

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Selection of installation location
Basic requirement
Installing the unit in the following places may cause malfunction. If it is unavoidable,
please consult the local dealer:
1. The place with strong heat sources, vapors, flammable or explosive gas, or
volatile objects spread in the air.
2. The place with high-frequency devices (such as welding machine, medical
equipment).
3. The place near coast area.
4. The place with oil or fumes in the air.
5. The place with sulfureted gas.
6. Other places with special circumstances.
Requirement of air conditioner
1. Air inlet should be far away from obstacles and do not put any objects near air
outlet. Otherwise, it will affect the radiation of heat discharge pipe.
2. Please try your best to keep far away from fluorescent lamp.
3. The appliance shall not be installed in the laundry. High humidy can cause
malfuncion.
Requirements for electric connection
Safety precaution
1. Must follow the electric safety regulations when installing the unit.
2. According to the local safety regulations, use qualified power supply circuit.
3. If the supply cord is damaged,it must be replaced by the manufacturer, its
service agent or similarly qualified persons in order to avoid a hazard.
4. Properly connect the live wire, neutral wire and grounding wire of power socket.
5. Be sure to cut off the power supply before proceeding any work related to
electricity and safety.
6. Do not put through the power before finishing installation.
7. The air conditioner is first class electric appliance. It must be properly grounding
with specialized grounding device by a professional. Please make sure it is
always grounded effectively, otherwise it may cause electric shock.
8. The grounding resistance should comply with national electric safety regulations.
9. The appliance shall be installed in accordance with national wiring regulations.

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PREPARATION BEFORE INSTALLATION
Note: check if the accessories are available before installation.
Accessory list
joint A
wire hook (2) screw (3) pipe clip rubber plug pipe hoop (2)
user’s manualremote controllerdrainage pipe
cross screwdriver
gauge
straight screwdriver
scissors
saw
pencil
battery (2)
(AAA 1.5V)
joint B joint C heat discharge
pipe Adapter (1)
Tools needed for installation

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INSTALL WIRE HOOK
• Assemble the wire hook at the back of the unit with screws (the direction of
wire hook is as shown in following fig).
direction of wire hook is upward
wire hook
screw
direction of wire hook is downward
• Wind the power cord around the wire hook.