Friedrich C24YJ User manual

Owner’s Manual
TYPE : Ceiling Cassette
ENGLISH
FRANÇAIS
ESPAÑOL
960-912-07

2Air Conditioner
Air Conditioner Owner’s Manual
TABLE OF CONTENTS
FOR YOUR RECORDS
Write the model and serial numbers here:
Model #
Serial #
You can find them on a label on the side of each unit.
Dealer's Name
Date Purchased
■
Staple your receipt to this page in the event you need it
to prove date of purchase or for warranty issues.
READ THIS MANUAL
Inside you will find many helpful hints on how to use and
maintain your air conditioner properly. Just a little
preventive care on your part can save you a great deal
of time and money over the life of your air conditioner.
You'll find many answers to common problems in the
chart of troubleshooting tips. If you review our chart of
Troubleshooting Tips first, you may not need to call for
service at all.
PRECAUTION
•Contact the authorized service technician for repair or
maintenance of this unit.
• Contact the installer for installation of this unit.
• The air conditioner is not intended for use by young
children or invalids without supervision.
• Young children should be supervised to ensure that
they do not play with the air conditioner.
• When the power cord is to be replaced, replacement
work shall be performed by authorized personnel only
using only genuine replacement parts.
• Installation work must be performed in accordance
with the National Electric Code by qualified and
authorized personnel only.
A. Safety Precautions .......................3
B. Product Introduction....................6
C. Operating instructions.................9
D. Maintenance and Service ..........21

Safety Precautions
Owner's Manual 3
ENGLISH
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must be followed.
■Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by
the following indications.
WARNING
CAUTION
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage.
WARNING
Always ground the product.
• There is a risk of electric shock.
Do not use a defective or underrated
circuit breaker. Use the correctly rated
breaker and fuse.
• There is risk of fire or electric shock .
Do not use a multi consent. Always use
this appliance on a dedicated cicuit and
breaker.
• Otherwise it can cause electric shock or fire.
For electrical work, contact the dealer, seller,
a qualified electrician, or an Authorized
Service Center. Do not disassemble or repair
the product by yourself.
• There is risk of fire or electric shock.
Always ground the product as per the
wiring diagram. Do not connect the
ground wire to gas or water pipes
lightening rod or telephone ground wire.
• There is risk of fire or electric shock.
Install the panel and the cover of control
box securely.
• There is risk of fire or electric shock due to
dust , water etc.
Use the correctly rated breaker or fuse.
• There is risk of fire or electric shock.
Do not modify or extend the power cable.
If the power cable or cord has scrathes or
skin peeled off or deteriorated then it
must be replaced.
• There is risk of fire or electric shock.
For installation, removal or reinstall ,
always contact the dealer or an
Authorized Service Center.
• There is risk of fire, electric shock, explosion,
or injury.
Do not install the product on a defective
installation stand. Be sure that the
installation area does not deteriorate with
age.
• It may cause product to fall.
Never install the outdoor unit on a
moving base or a place from where it
can fall down.
• The falling outdoor unit can cause damage or
injury or even death of a person.
When the product is soaked (flooded or
submerged) in water , contact an
Authorized Service Center for repair
before using it again.
• There is risk of fire or eletric shock.
Be sure to check the refrigerant to the
used. Please read the label on the product.
• Incorrect refrigerant used can prevent the
normal operation of the unit.
Don't use a power cord, a plug or a loose
socket which is damaged.
• Otherwise it may cause a fire or electrical
shock.
Do not touch , operate, or repair the
product with wet hands. Hold the plug by
hand when taking out
• There is risk of electric shock or fire.
Do not place a heater or other heating
appliances near the power cable.
• There is risk of fire and electric shock.
Do not allow water to run into electric
parts. Install the unit away from water
sources.
• There is risk of fire, failure of the product, or
electric shock.
Do not store or use or even allow
flammable gas or combustibles near the
product.
• There is risk of fire.

Safety Precautions
4Air Conditioner
Indoor/outdoor wiring connections must
be secured tightly and the cable should
be routed properly so that there is no
force pulling the cable from the
connection terminals.
• Improper or loose connections can cause
heat generation or fire.
Safely dispose off the packing materials.
Like screws, nails, batteries, broken
things etc after installation or svc and
then tear away and thraw away the plastic
packaging bags.
• Children may play with them and cause
injury.
Make sure to check that the power cable
plug is not dirty, loose or broken and
then only insert the plug completely.
• Dirty, loose or broken power plug can
cause electric shock or fire.
Do not use the product in a tightly closed
space for a long time. Perform ventilation
regularly.
• Oxygen deficiency could occur and hence
harm your health.
Do not open the front grille of the product
during operation. (Do not touch the
electrostatic filter, if the unit is so equipped.)
• There is risk of physical injury, electric shock,
or product failure.
If strange sounds, smell or smoke comes
from product.Immediately turn the breaker
off or disconnect the power supply cable.
• There is risk of electric shock or fire.
Ventilate the product room from time to
time when operating it together with a
stove, or heating element etc.
• Oxygen deficiency can occur and hence harm
your health.
Turn the main power off and unplug the
unit when cleaning or repairing the
product.
• There is risk of electric shock.
When the product is not to be used for a
long time, disconnect the power supply
plug or turn off the breaker.
• There is risk of product damage or failure, or
unintended operation.
Take care to ensure that nobody
especially kids could step on or fall onto
the outdoor unit.
• This could result in personal injury and
product damage.
Take care to ensure that power cable
could not be pulled out or damaged
during operation.
• There is risk of fire or electric shock.
Do not place ANYTHING on the power
cable.
• There is risk of fire or electric shock.
Do not plug or unplug the power supply plug to turn the unit
ON/OFF .
• There is risk of fire or electric shock.
When flammable gas leaks, turn off the gas and open a window
for ventilation before turn the product on.
• Do not use the telephone or turn switches on or off. There is risk of
explosion or fire.
CAUTION
Two or more people must lift and
transport the product.
• Avoid personal injury.
Do not install the product where it will be
exposed to sea wind (salt spray) directly.
• It may cause corrosion on the product.
Install the drain hose to ensure that the
condensed water is drained away properly.
• A bad connection may cause water leakage.
Keep level even when installing the
product.
• To avoid vibration or noise.
Do not install the product where the noise
or hot air from the outdoor unit could
damage or disturb the neighborhoods.
• It may cause a problem for your neighbors
and hence dispute.
Always check for gas (refrigerant)
leakage after installation or repair of
product.
• Low refrigerant levels may cause failure of
product.
In outdoor unit the step-up capacitor
supplies high voltage electricity to the
electrical components. Be sure to
discharge the capacitor completely
before conducting the repair work.
• An charged capacitor can cause electrical
shock.
When installing the unit, use the
installation kit provided with the product.
• Otherwise the unit may fall and cause severe
injury.
Be sure to use only those parts which
are listed in the svc parts list. Never
attempt to modify the equipment.
• The use of inappropriate parts can cause an
electrical shock, excessive heat generation or
fire.

Safety Precautions
Owner's Manual 5
ENGLISH
Do not use the product for special purposes,
such as preserving foods, works of art, etc. It
is a consumer air conditioner, not a precision
refrigeration system.
• There is risk of damage or loss of property.
Do not block the inlet or outlet of air flow.
• It may cause product failure.
Use a soft cloth to clean. Do not use
harsh detergents, solvents or splashing
water etc .
• There is risk of fire, electric shock, or damage
to the plastic parts of the product.
Do not touch the metal parts of the
product when removing the air filter.
• There is risk of personal injury.
Do not step on or put anyting on the
product. (outdoor units)
• There is risk of personal injury and failure of
product.
Always insert the filter securely after
cleaning. Clean the filter every two weeks
or more often if necessary.
• A dirty filter reduces the efficiency.
Do not insert hands or other objects
through the air inlet or outlet while the
product is operating.
• There are sharp and moving parts that could
cause personal injury.
Be cautious when unpacking and
installing the product.
• Sharp edges could cause injury.
If the refrigerant gas leaks during the
repair, do not touch the leakaing
refrigerant gas.
• The refrigernat gas can cause frostbite (cold
burn)
Do not tilt the unit when removing or
uninstalling it.
• The condensed water inside can spill .
Do not mix air or gas other than the
specified refrigerant used in the system .
• If air enters the refrigerant system, an
excessively high pressure results, causing
equipment damage or injury.
If the refrigerant gas leaks during the
installation, ventilate the area immediately.
• Otherwise it can be harmfull for your health.
Dismantling the unit, treatment of the
refrigerant oil and eventual parts should
be done in accordance with local and
national standards.
Replace the all batteries in the remote
control with new ones of the same type.
Do not mix old and new batteries or
different types of batteries.
• There is risk of fire or product failure.
Do not recharge or disassemble the
batteries. Do not dispose off batteries in
a fire.
• They may burn or explode.
If the liquid from the batteries gets onto
your skin or clothes, wash it well with
clean water. Do not use the remote if the
batteries have leaked.
• The chemicals in batteries could cause burns
or other health hazards.
If you eat the liquid from the batteries,
brush your teeth and see doctor.
Do not use the remote if the batteries
have leaked.
• The chemicals in batteries could cause
burns or other health hazard.
Do not let the air conditioner run for a
long time when the humidity is very high
and a door or a window is left open.
• Moisture may condense and wet or damage
furniture.
Do not expose your skin or kids or
plants to the cool or hot air draft.
• This could harm to your health.
Do not drink the water drained from the
product.
• It is not sanitary and could cause serious
health issues.
Use a firm stool or ladder when cleaning,
maintaining or repairing the product at
an height.
• Be careful and avoid personal injury.

6Air Conditioner
Product Introduction
Product Introduction
Indoor Units
Here is a brief introduction of the indoor and outdoor units. Please see the information specific to your indoor
unit type.
❈The figure can be changed according to model.
[Ceiling Cassette Type]
Cabinet
Air Discharge
Air Inlet
Signal receiver
Front Panel
Outdoor Unit
Refrigerant pipe
Drain hose
Communication cable
Air outlet
vents
Air intake vents

Product Introduction
Owner's Manual 7
ENGLISH
Operation Indication Lamps
1. The signal receiver is inside the unit.
2. Aim the remote controller towards the unit to operate it.
There should not be any blockage in between.
Ceiling Cassette Type
Operating Method
[Ceiling Cassette Type]
: Lights up during the system operation.
Filter Sign : Lights up after 2400 hours from the time of first operating unit.
Timer : Lights up during Timer operation.
Defrost Mode : Lights up during Defrost Mode or Hot Start operation.(Heat pump model only)
On/Off
Forced •
: To operate the unit when the remote control can't be used
for any reason.
* Hot start operation: Stops the indoor fan in heating operation for minutes to prevent cold air from blowing out
from unit.
* In defrost mode unit stops heating operation for few minutes to remove formation of ice on the heat
exchanger coils to maintain the efficiency.

8Air Conditioner
Product Introduction
Wireless Remote Controller
Cooling Mode
Auto Mode or Auto Changeover
Dehumidification mode
Heating Mode
• Cooling Model( ), Heat Pump Model( )
Operation Mode
3
4
6
8
9
5
7
14
15
17
16
10
12
13
11
2
1
ENERGY SAVING Button
Used to set or clear Energy saving.
FAN Button
Used to select Fan mode.
ON/OFF Button
Used to turn on/off the unit.
SURGE Button
Speed cooling operates super high fan speed.
LEFT/RIGHT AIRFLOW Button (OPTIONAL)
Used to set the desired left/right(horizontal)
airflow direction.
UP/DOWN AIRFLOW Button
Used to stop or start louver movement and set
the desired up/down airflow direction.
ON TIMER Button
Used to set the time of starting operation.
SLEEP TIMER Button
Used to set the time of sleeping operation.
SET / CLEAR Button
Used to set/clear the timer.
Used to set the current time(if it input for 3sec.)
AUTO CLEAN Button
Used to set or clear Auto clean.
ROOM TEMPERATURE SETTING Button
Used to select the room temperature.
OPERATION MODE SELECTION Button
Used to select the operation mode.
INDOOR FAN SPEED SELECTION Button
Used to select fan speed in four steps low,
medium, high and chaos.
ROOM TEMPERATURE CHECKING Button
Used to check the room temperature.
OFF TIMER Button
Used to set the time of stopping operation.
TIMER SETTING(Up/Down)/LIGHT Button
Used to set the timer.
Used to adjust the brightness.(if it is not time
adjust mode)
RESET Button
Used to reset the remote controller.

Operating instructions
Owner's Manual 9
Cooling Mode - Standard Operation
Operating instructions
ENGLISH
Press the ON/OFF button.
The unit will respond with beep sound.
1
Press MODE button to select Cooling Mode.
2
To lower the temperature
To raise the temperature
Set the desired temperature by pressing
TEMP button.
Press ROOM TEMPERATURE CHECKING
button to check the room temperature. When
setting the desired temperature is higher than
room temperature, cooling wind isn’t blow
out.
❈Setting Temp. Range : 18~30°C(64~86°F)
3

Operating instructions
10 Air Conditioner
Cooling Mode - Power Cooling
It makes the room cool using pleasant and fresh air quickly
Press the ON/OFF button.
The unit will respond with beep sound.
1
Press MODE button to select Cooling Mode.
2
Press the SURGE button. The unit will operate in super
high fan speed in cooling mode.
❈Wall mounted models operate power cooling mode for
30 minutes.
3
To cancel the Power cooling Mode press the SURGE button or the fan
button or the room temperature setting button again and the unit will
operate in high fan speed in cooling mode.
4
or or

Operating instructions
Owner's Manual 11
ENGLISH
Heating Mode
Set the desired temperature by pressing TEMP button.
Press ROOM TEMPERATURE CHECKING button to check the room
temperature.
When setting the desired temperature is lower than room
temperature, heating wind isn’t blow out.
3
Set the fan speed again. You can select the fan speed in four
steps–low, medium, high, or chaos. Each time the button is pressed,
the fan speed mode is shifted.
4
Press the ON/OFF button.
The unit will respond with beep sound.
1
Press MODE button to select Heating Mode.
2
To lower the temperature
To raise the temperature
❈Setting Temp. Range in
Heating Mode : 16~30°C
(60°F~86°F)

Operating instructions
12 Air Conditioner
Dehumidification Mode
Press the ON/OFF button.
The unit will respond with beep sound.
1
Press MODE button to select Dehumidification Mode.
2
Set the fan speed. You can select the fan speed in four steps - low,
medium, high, or chaos. Each time the button is pressed, the fan
speed mode is shifted.
3
During Dehumidification Mode
• If you select the dehumidification mode on the operation selection button, the indoor unit starts to run the
dehumidification function, automatically setting the room temp. and air volume to the best condition for
dehumidification based on the sensed room temp.
In this case, the setting temp. is not displayed in the Remote Controller and you are not able to control the
room temp. either.
• During the healthy dehumidification function, the air volume is automatically set according to the algorithm
responding to the current room temp. and makes the room condition healthy and comfortable even in the
high humidity season.

Owner's Manual 13
ENGLISH
Operating instructions
Fan Speed
Set the fan speed again. You can select the fan speed in four
steps–low, medium, high, or chaos. Each time the button is pressed,
the fan speed mode is shifted.
3
Press the ON/OFF button.
The unit will respond with beep sound.
1
Press the FAN button.
2
Natural Wind by the chaos Logic
• For more fresh feeling than other fan speed, press the Indoor Fan Speed Selector and set to chaos mode. In
this mode, the wind blows like natural breeze by automatically changing fan speed according to the chaos
logic.
During Fan Mode
• The outdoor compressor doesn't work.
Have a function to circulate the indoor as it sends out the air that doesn't have much temperature difference
with indoor.
Set the fan speed with the remote controller. You can select the fan speed by pressing the INDOOR FAN
SPEED SELECTOR BUTTON.
Each time the button is pressed, the fan speed mode is shifted.
Fan Mode

Energy saving cooling mode
Operating instructions
14 Air Conditioner
Press ENERGY SAVING.
-
G is displayed on the display screen.
3
Press ON/OFF to turn the power on.
1
Press MODE repeatedly to select the cooling operation.
2
This function may not be supported, depending on the model.
Possible, Different temperature is displayed on between remote controller and air conditioner
during operation.
This mode minimizes power consumption during cooling and increases the set temperature to the
optimal level for a more comfortable environment.

Operating instructions
Owner's Manual 15
ENGLISH
Auto Clean operation
Press AUTO CLEAN.
-
J is displayed on the display screen.
If you turn off the power, the fan operates for 30 minutes and cleans
the inside of the indoor unit.
In the cooling and dehumidifying operations, moisture is generated inside the indoor unit. Use the auto cleaning
function to remove such moisture.
1
Some buttons cannot be used while the auto cleaning function is in
operation.

16 Air Conditioner
Operating instructions
We can simply adjust the desired temperature
• Press the buttons to adjust the desired temperature
: Increase 1˚C or 1˚F per one time pressing
: Decrease 1˚C or 1˚F per one time pressing
Room temp: Indicate the current room temperature
Set temp: Indicate the temperature that user want to set
<Cooling Mode>
The cooling mode doesn't work if desired temperature is higher than
room temperature Please lower the desired temperature
<Heating Mode>
The heating mode doesn't work if desired temperature is lower than room
temperature Please increase the desired temperature
Whenever press button, the room temperature will be displayed within 5
seconds.
After 5 seconds, it turns to display the desired temperature.
Because of location of remote controller, the real room temperature and
the this displayed value can be different.
Temperature setting/ room temperature check

Operating instructions
Owner's Manual 17
ENGLISH
1. Press the SET / CLEAR button for 3 seconds.
2. Press TIME SETTING buttons until the desired
time is set. (If you press down the button for a long
time, it will change quickly in the units of 10 min.)
3. Press the SET / CLEAR button.
Check the indicator for A.M. and P.M.
1. Press the TIMER button to turn timer on or off.
2. Press TIME SETTING buttons until the desired time
is set. (7 hours is the maximum setting)
3. Press the SET / CLEAR button.
Sleep Timer Setting
Timer Sleep
Setting the Current Time
Press the °C/°F SWITCH button to change from Celsius to Fahrenheit or from Fahrenheit to Celsius.
Whenever press TEMPERATURE SETTING button in Fahrenheit mode, the temperature
will increase/drop 1°F.
Celsius/Fahrenheit Switching

Operating instructions
18 Air Conditioner
To cancel the Timer Setting
• If you wish to cancel all timer setting, press the SET/CLEAR button.
• If you wish to cancel each timer setting, press the
each timer button to turn timer sleep or on or off as you want.
And then press the SET/CLEAR button aiming the remote
controller at the signal receptor.
(The timer lamp on the air conditioner and the display will go off.)
1. Press the OFF button to turn timer on or off.
2. Press TIME SETTING buttons until the desired time
is set.
3. Press the SET / CLEAR button.
Timer OFF
Off Timer Setting
1. Press the ON button to turn timer on or off.
2. Press TIME SETTING buttons until the desired time
is set.
3. Press the SET / CLEAR button.
On Timer Setting
Timer ON

Operating instructions
Owner's Manual 19
ENGLISH
The up/down airflow (Vertical Airflow) can be adjusted by using the remote controller.
1. Press the ON/OFF button to start the unit.
2. Press UP/DOWN AIRFLOW button and the louvers will swing up and down.
Press the UP/DOWN AIRFLOW button again to set the vertical louver at the desired airflow direction.
• If you press the UP/DOWN AIRFLOW button, the horizontal airflow direction is changed automatically based
on the Auto Swing algorithm to distribute the air in the room evenly and at the same time to make the human
body feel more comfortable, as if enjoying a natural breeze.
• Always use the remote controller to adjust the up/down airflow direction. Manually moving the vertical airflow
direction louver by hand, could damage the air conditioner.
• When the unit is shut off, the up/down airflow direction louver will close the air outlet vent of the system.
The left/right(horizontal) airflow can be adjusted by using the remote control.
1. Press the ON/OFF button to start the unit.
2. Press the LEFT/RIGHT AIRFLOW button and the louvers will swing left and right. Press
the Horizontal Airflow Direction Control Button again to set the horizontal louver at the
desired airflow direction.
❈Up/Down and Left/Right Airflow function isn’t shown on display of remote controller.
Left/Right Airflow Direction Control (Optional)
Up/Down Airflow Direction Control (Optional)

Operating instructions
20 Air Conditioner
Forced operation
Operation procedures when the remote control can't be used.
The operation will be started if the ON/OFF button is pressed.
If you want to stop operation, re-press the button.
Forced Operation
Button
[Ceiling Cassette Type]
Room Temp. ≥ 24°C(75.2°F) 21°C(69.8°F) ≤ Room Temp. < 24°C(75.2°F) Room Temp. < 21°C(69.8°F)
Operating mode Cooling Healthy Dehumidification Heating
Indoor FAN Speed High High High
Setting Temperature 22°C(72°F) 23°C(74°F) 24°C(76°F)
Test operation
During the TEST OPERATION, the unit operates in cooling mode at high speed fan, regardless of room
temperature and resets in 18 minutes.
During test operation, if remote controller signal is received, the unit operates as remote controller sets.
If you want to use this operation, Press and hold the ON/OFF button for 3~5 seconds, then the buzzer sound
1 "beep".
If you want to stop the operation, re-press the button.