Cooper & Hunter MIA NG Series User manual

Mini-Split Air Conditioner
With Heat Pump
Owner’s Manual
Model:
CH-NG09MIA230VI/CH-NG09MIA230VO (230V)
CH-NG09MIA115VI/CH-NG09MIA115VO (115V)
CH-NG12MIA115VI/CH-NG12MIA115VO (115V)
CH-NG12MIA230VI/CH-NG12MIA230VO (230V)
CH-NG18MIA230VI/CH-NG18MIA230VO (230V)
CH-NG24MIA230VI/CH-NG24MIA230VO (230V)
IMPORTANT NOTE:
Read this manual carefully before installing
or operating your new air conditioning
unit. Be sure to save this manual for
future reference.

Unit Specifications and Features
Owner’s Manual
Table of Contents
Safety Precautions
Care and Maintenance
Troubleshooting
1. Indoor unit display
2. Operating temperature
3. Other features
4. Setting angle of airflow
5. Manual operation (without Remote)
03
07
12
14
07
09
10
11
11

Safety Precautions
Safety
Read Safety Precautions Before Operation and Installation
The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION.
Incorrect installation due to ignoring instructions can cause seriousdamage orinjury.
WARNING
WARNINGS FOR PRODUCT USE
Safety Precautions
 Page 3
WARNING
This symbol indicates the possibility
of personnel injury or loss of life.
CAUTION
This symbol indicates the possibility of
property damage or serious consequences.
This appliance is not intended for us by persons (including children under the age of 8) with
reduced physical, sensory, or mental capabilities, or lack of experience or knowledge, unless
they have been given supervision or instruction by a person responsible for their safety
concerning safe use of the appliance and hazards involved. Children should be supervised to
ensure that they do not play with the appliance (IEC Standard requirements).
If an abnormal situation arises (like a burning smell), immediately turn off the unit and
disconnect the power. Call your dealer for instructions to avoid electric shock, fire or injury.
Do not insert fingers, rods or other objects into the air inlet or outlet. This may cause injury,
since the fan may be rotating at high speeds.
Do not use flammable sprays such as hair spray, lacquer or paint near the unit. This may
cause fire or combustion.
Do not operate the air conditioner in places near or around combustible gases. Emitted gas
may collect around the unit and cause explosion.
Do not operate your air conditioner in a wet room such as a bathroom or laundry room. Too
much exposure to water can cause electrical components to short circuit.
Do not expose your body directly to cool air for a prolonged period of time.
Do not allow children to play with the air conditioner. Children must be supervised around
the unit at all times.
If the air conditioner is used together with burners or other heating devices, thoroughly
ventilate the room to avoid oxygen deficiency.
In certain functional environments, such as kitchens, server rooms, etc., the use of specially
designed air-conditioning units is highly recommended.
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Safety Precautions
 Page 4
CLEANING AND MAINTENANCE WARNINGS
CAUTION
ELECTRICAL WARNINGS
Turn off the device and disconnect the power before cleaning. Failure to do so can cause
electrical shock.
Do not clean the air conditioner with excessive amounts of water.
Do not clean the air conditioner with combustible cleaning agents. Combustible cleaning
agents can cause fire or deformation.
•
•
•
Only use the specified power cord. If the power cord is damaged, it must be replaced by the
manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.
Keep power plug clean. Remove any dust or grime that accumulates on or around the plug.
Dirty plugs can cause fire or electric shock.
Do not pull power cord to unplug unit. Hold the plug firmly and pull it from the outlet. Pulling
directly on the cord can damage it, which can lead to fire or electric shock.
Do not modify the length of the power supply cord or use an extension cord to power the unit.
Do not share the electrical outlet with other appliances. Improper or insufficient power supply
can cause fire or electrical shock.
The product must be properly grounded at the time of installation, or electrical shock may occur.
For all electrical work, follow all local and national wiring standards, regulations, and the
Installation Manual. Connect cables tightly, and clamp them securely to prevent external forces
from damaging the terminal. Improper electrical connections can overheat and cause fire, and
may also cause shock. All electrical connections must be made according to the Electrical
Connection Diagram located on the panels of the indoor and outdoor units.
All wiring must be properly arranged to ensure that the control board cover can close properly.
If the control board cover is not closed properly, it can lead to corrosion and cause the
connection points on the terminal to heat up, catch fire, or cause electrical shock.
If connecting power to fixed wiring, an all-pole disconnection device which has at least 3mm
clearances in all poles, and have a leakage current that may exceed 10mA, the residual current
device(RCD) having a rated residual operating current not exceeding 30mA, and disconnection
must be incorporated in the fixed wiring in accordance with the wiring rules.
•
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Turn off the air conditioner and disconnect the power if you are not going to use it for a long time.
Turn off and unplug the unit during storms.
Make sure that water condensation can drain unhindered from the unit.
Do not operate the air conditioner with wet hands. This may cause electric shock.
Do not use device for any other purpose than its intended use.
Do not climb onto or place objects on top of the outdoor unit.
Do not allow the air conditioner to operate for long periods of time with doors or windows open, or
if the humidity is very high.
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Safety Precautions
 Page 5
WARNINGS FOR PRODUCT INSTALLATION
Note about Fluorinated Gasses (Not applicable to the unit using R290 Refrigerant)
Installation must be performed by an authorized dealer or specialist. Defective installation
can cause water leakage, electrical shock, or fire.
Installation must be performed according to the installation instructions. Improper installation
can cause water leakage, electrical shock, or fire.
(In North America,installation must be performed in accordance with the requirement of NEC
and CEC by authorized personnel only.)
Contact an authorized service technician for repair or maintenance of this unit. This
appliance shall be installed in accordance with national wiring regulations.
Only use the included accessories, parts, and specified parts for installation. Using
non-standard parts can cause water leakage, electrical shock, fire, and can cause the unit to
fail.
Install the unit in a firm location that can support the unit’s weight. If the chosen location
cannot support the unit’s weight, or the installation is not done properly, the unit may drop
and cause serious injury and damage.
Install drainage piping according to the instructions in this manual. Improper drainage may
cause water damage to your home and property.
For units that have an auxiliary electric heater, do not install the unit within 1 meter (3 feet)
of any combustible materials.
Do not install the unit in a location that may be exposed to combustible gas leaks. If
combustible gas accumulates around the unit, it may cause fire.
Do not turn on the power until all work has been completed.
When moving or relocating the air conditioner, consult experienced service technicians for
disconnection and reinstallation of the unit.
How to install the appliance to its support, please read the information for details in "indoor
unit installation" and "outdoor unit installation" sections.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
This air-conditioning unit contains fluorinated greenhouse gases. For specific information on the
type of gas and the amount, please refer to the relevant label on the unit itself or the
“Owner's Manual - Product Guide ” in the packaging of the outdoor unit. (European Union
products only).
Installation, service, maintenance and repair of this unit must be performed by a certified
technician.
Product uninstallation and recycling must be performed by a certified technician.
For equipment that contains fluorinated greenhouse gases in quantities of 5 tonnes of CO2
equivalent or more, but of less than 50 tonnes of CO2 equivalent, If the system has a
leakdetection system installed, it must be checked for leaks at least every 24 months.
When the unit is checked for leaks, proper record-keeping of all checks is strongly recommended.
1.
2.
3.
4.
5.

Safety Precautions
Page 6 
European Disposal Guidelines
When disposing of this appliance, you have the following options:
• Dispose
of the appliance at designated municipal electronic waste collection
facility.
• When buying a new appliance, the retailer will take back the old appliance free of charge.
• The manufacturer will take back the old appliance free of charge.
• Sell the appliance to certified scrapmetal dealers.
Special notice
Correct Disposal of This Product
(Waste Electrical & Electronic Equipment)
This marking shown on the product or its literature, indicates that electrical waste and eletrical
equipment should not be mixed with general household waste.
This appliance contains refrigerant and other potentially hazardous materials. When disposing
of this appliance, the law requires special collection and treatment. Do not dispose of this
product as household waste or unsorted municipal waste.
Disposing of this appliance in the forest or other natural surroundings endangers your health and
is bad for the environment. Hazardous substances may leak into the ground water and enter the
food chain.

Page 7 
Unit Specifications and Features
Unit
Specifications
and Features
Indoor unit display
Display Code
Meanings
Power Cable (Some Units)
Remote Control
Remote Control
Holder (Some Units)
Functional Filter
(On Back of Main Filter - Some Units)
Louver
Front Panel
Display window
(A) (B) (C) (D)
“ ”
“ ”
when ECO function is activated (some units)
Lights up in different colour according to the operation
mode (some units):
Under COOL and DRY mode, it displays as cool colour.
Under HEAT mode, it displays as warm colour.
“ ” when Wireless Control feature is activated (some units)
“ ” for 3 seconds when:
• TIMER OFF is set
• FRESH , SWING, TURBO , SILENCE or SOLAR PV ECO feature is turned off
“ ” when defrosting (cooling & heating units)
“ ” when anti-cold air feature is turned on
“ ” when unit is self-cleaning
“ ” when 46
oF heating feature is turned on
“ ” Displays temperature, operation feature and Error codes:
Illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit
may be slightly different. The actual shape shall prevail.
NOTE: Different models have different front panels and display windows. Not all the indications
described below are available for the air conditioner you purchased. Please check the indoor
display window of the unit you purchased.
“ ” for 3 seconds when:
• TIMER ON is set (if the unit is OFF, remains on when TIMER ON is set )
• FRESH , SWING, TURBO , SILENCE or SOLAR PV ECO feature is turned on
“ ”

Unit
Specifications
and Features
 Page 8 
(E)
Power Cable (Some Units)
Remote Control
Remote Control
Holder (Some Units)
Functional Filter
(On Back of Main Filter - Some Units)
Louver
Front Panel
Display window
Display window
The unit has a build-in light sensor to
detect the ambient brightness. When the
light is turned off, the display will be off
after 7 seconds, saving energy and offering
you a comfortable sleep.
“ ” for 3 seconds when:
• TIMER OFF is set
• FRESH, SWING, TURBO, or SILENCE features is turned off
“ ” when defrosting (for cooling & heating units)
“ ” when unit is self-cleaning (some units)
“ ” when fresh feature is turned on (some units)
“ ” when ECO feature is activated (some units)
“ ” when wireless control feature is activated (some units)
Display Code
Meanings
In Fan mode, the unit will display the room temperature.
In other modes, the unit will display your temperature setting.
“ ” Displays temperature, operation feature and Error codes:
Pressing the LED button on the remote control will turn off the display screen. Pressing the LED
button again within 15 seconds will display the room temperature. Pressing it again after 15 seconds
will turn the display screen back on.
“ ” when 46°F (8°C) or 54°F (12°C) heating mode is turned
on (some units)
“ ” for 3 seconds when:
• TIMER ON is set (if the unit is OFF, remains on when TIMER ON is set )
• FRESH , SWING, TURBO , SILENCE or SOLAR PV ECO feature is turned on
“ ”

Unit
Specifications
and Features
 Page 9 
Operating temperature
When your air conditioner is used outside of the following temperature ranges, certain safety
protection features may activate and cause the unit to disable.
Room
Temperature 62°F-90°F (17°C-32°C) 32°F-86°F
(0°C-30°C) 50°F-90°F (10°C-32°C)
Outdoor
Temperature
64°F-109°F (18°C-43°C)
19°F-75°F
(-7°C-24°C )
52°F-109°F (11°C-43°C)
19°F-109°F (-7°C-43°C)
(For models with low-temp cooling systems) 64°F-109°F (18°C-43°C)
64°F-126°F (18°C-52°C)
(For special tropical models) 64°F-126°F (18°C-52°C) (For special tropical models)
COOL mode HEAT mode DRY mode
COOL mode HEAT mode DRY mode
Room Temperature 17°C - 32°C
(63°F - 90°F)
0°C - 30°C
(32°F - 86°F)
10°C - 32°C
(50°F - 90°F)
Outdoor
Temperature
0°C - 50°C
(32°F - 122°F)
15°C - 24°C
(5°F - 75°F)
0°C - 50°C
(32°F - 122°F)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
15°C - 50°C
(5°F - 122°F)
(For models with
low temp. cooling
systems.)
To further optimize the performance of your unit, do the following:
• Keep doors and windows closed.
• Limit energy usage by using TIMER ON and TIMER OFF functions.
• Do not block air inlets or outlets.
• Regularly inspect and clean air filters.
FOR OUTDOOR UNITS
WITH AUXILIARY
ELECTRIC HEATER
Inverter Split Type
Fixed-speed Type
When outside
temperature is below
32°F (0°C), we strongly
recommend keeping the
unit plugged in at all
time to ensure smooth
ongoing performance.
NOTE: Room relative humidity less than 80%. If the air conditioner operates in excess of this
figure, the surface of the air conditioner may attract condensation. Please set the vertical air
flow louver to its maximum angle (vertically to the floor), and set HIGH fan mode.

Page 10 
Unit
Specifications
and Features
Other Features
• Auto-Restart (some units)
If the unit loses power, it will automatically
restart with the prior settings once power has
been restored.
• Anti-mildew (some units)
When turning off the unit from COOL, AUTO
(COOL), or DRY modes, the air conditioner will
continue operate at very low power to dry up
condensed water and prevent mildew growth.
• Wireless Control (some units)
Wireless control allows you to control your air
conditioner using your mobile phone and a
wireless connection.
• Louver Angle Memory (some units)
When turning on your unit, the louver will
automatically resume its former angle.
• Refrigerant Leakage Detection
(some units)
The indoor unit will automatically display “EC”
or “EL0C”or flash LEDS (model dependent )
when it detects refrigerant leakage.
The SLEEP function is used to decrease
energy use while you sleep. This function
can only be activated via remote control.
And the Sleep function is not available in
FAN or DRY mode.
Press the SLEEP button when you are
ready to go to sleep. When in COOL mode,
the unit will increase the temperature
by 2°F (1°C) after 1 hour, and will increase
an additional 2°F (1°C) after another hour.
When in HEAT mode, the unit will decrease
the temperature by 2°F (1°C) after 1 hour,
and will decrease an additional 2°F (1°C)
after another hour.
Sleep Operation•
For the USB device access, replacement,
maintenance operations must be carried
out by professional staff.
Set
temperature
1hr 1hr
Keep
running
SLEEP Operation
Saving energy during sleep
Heat mode( 2oF/-1oC) per hour
for the first two hours
Cool mode(2oF/+1oC) per hour
for the first two hours
A guide on using the infrared remote is not
included in this literature package. Not all
the functions are available for the air
conditioner, please check the indoor display
and remote control of the unit you purchased.
The sleep feature will stop after 8 hours and
the system will keep running.

Page 11 
Unit
Specifications
and Features
Manual control button
Setting vertical angle of air flow
While the unit is on, use the SWING/DIRECT
button on remote control to set the direction
(vertical angle) of airflow. Please refer to the
Remote Control Manual for details.
The horizontal angle of the airflow must be set
manually. Grip the deflector rod (See Fig.B)
and manually adjust it to your preferred direction.
For some units, the horizontal angle of the
airflow can be set by remote control. please
refer to the Remote Control Manual.
NOTE ON LOUVER ANGLES
When using COOL or DRY mode, do not set
louver at too vertical an angle for long periods
of time. This can cause water to condense on
the louver blade, which will drop on your floor
or furnishings.
When using COOL or HEAT mode, setting the
louver at too vertical an angle can reduce the
performance of the unit due to restricted air
flow.
CAUTION
Do not put your fingers in or near the blower
and suction side of the unit. The high-speed
fan inside the unit may cause injury.
Fig. B
Fig. A
Setting Angle of Air Flow
Setting horizontal angle of air flow
To operate your unit manually:
1. Open the front panel of the indoor unit.
2. Locate the
MANUAL CONTROL button on
the right-hand side of the unit.
3. Press the MANUAL CONTROL button one
time to activate FORCED AUTO mode.
4. Press the MANUAL CONTROL button again
to activate FORCED COOLING mode.
5.
Press the MANUAL CONTROL button a third
time to turn the unit off.
6. Close the front panel.
CAUTION
The manual button is intended for testing purposes
and emergency operation only. Please do not use
this function unless the remote control is lost and it is
absolutely necessary. To restore regular operation,
use the remote control to activate the unit. Unit must
be turned off before manual operation.
Manual Operation (without remote) Deflector
rod
Range
NOTE: Do not move louver by hand. This
will cause the louver to become out of sync.
If this occurs, turn off the unit and unplug it
for a few seconds, then restart the unit.
This will reset the louver.

Page 12 
Cleaning Your Indoor Unit
BEFORE CLEANING OR
MAINTENANCE
ALWAYS TURN OFF YOUR AIR CONDITIONER
AND DISCONNECT ITS POWERSUPPLY BEFORE
CLEANING OR MAINTENANCE.
CAUTION
Only use a soft, dry cloth to wipe the unit clean.
If the unit is especially dirty, you can use a cloth
soaked in warm water to wipe it clean.
• Do not use chemicals or chemically treated
cloths to clean the unit
• Do not use benzene, paint thinner,
polishing powder or other solvents to clean
the unit. They can cause the plastic surface
to crack or deform.
• Do not use water hotter than 104°F (40°C)
to clean the front panel. This can cause the
panel to deform or become discolored.
Cleaning Your Air Filter
A clogged air conditioner can reduce the cooling
efficiency of your unit, and can also be bad for
your health. Make sure to clean the filter once
every two weeks.
1. Lift the front panel of the indoor unit.
2. Grip the tab on the end of the filter, lift it
up,then
pull it towards yourself.
3. Now pull the filter out.
4. If your filter has a small air freshening filter,
unclip it from the larger filter. Clean this air
freshening filter with a hand-held vacuum.
5. Clean the large air filter with warm, soapy
water. Be sure to use a mild detergent.
Care and Maintenance
6. Rinse the filter with fresh water, then
shake off excess water.
7. Dry it in a cool, dry place, and refrain from
exposing it to direct sunlight.
8. When dry, re-clip the air freshening filter
to the larger filter, then slide it back into
the indoor unit.
9. Close the front panel of the indoor unit.
CAUTION
Do not touch air freshening (Plasma) filter for
at least 10 minutes after turning off the unit.
Care and
Maintenance
Filter Tabs
Remove air fresheningfilter from back of
larger filter (some units)

Page 13 
Air Filter Reminders (Optional)
Air Filter Cleaning Reminder
After 240 hours of use, the display window on
the indoor unit will flash “CL.” This is a reminder
to clean your filter. After 15 seconds, the unit
will revert to its previous display.
To reset the reminder, press the LED button
on your remote control 4 times, or press the
MANUAL CONTROL button 3 times. If you
don’t reset the reminder, the “CL” indicator
will flash again when you restart the unit.
Air Filter Replacement Reminder
After 2,880 hours of use, the display window on
the indoor unit will flash “nF.” This is a reminder
to replace your filter. After 15 seconds, the unit
will revert to its previous display.
To reset the reminder, press the LED button
on your remote control 4 times, or press the
MANUAL CONTROL button 3 times. If you
don’t reset the reminder, the “nF” indicator
will flash again when you restart the unit.
Maintenance –
Long Periods of Non-Use
If you plan not to use your air conditioner for an
extended period of time, do the following:
Clean all filters Turn on FAN function until
unit dries out completely
Turn off the unit and
disconnect the power
Remove batteries
from remote control
Maintenance –
Pre-Season Inspection
After long periods of non-use, or before periods
of frequent use, do the following:
Check for damaged wires Clean all filters
Check for leaks Replace batteries
Make sure nothing is blocking all air inlets and outlets
Care and
Maintenance
CAUTION
• Before changing the filter or cleaning,
turn off the unit and disconnect its power
supply.
• When removing filter, do not touch metal
parts in the unit. The sharp metal edges can
cut you.
• Do not use water to clean the inside of the
indoor unit. This can destroy insulation and
cause electrical shock.
• Do not expose filter to direct sunlight when
drying. This can shrink the filter.
CAUTION
• Any maintenance and cleaning of outdoor
unit should be performed by an authorized
dealer or a licensed service provider.
• Any unit repairs should be performed
by an authorized dealer or a licensed
service provider.

Page 14 
Common Issues
The following problems are not a malfunction and in most situations will not require repairs.
Issue Possible Causes
Unit does not turn
on when pressing
ON/OFF button
The Unit has a 3-minute protection feature that prevents the unit from
overloading. The unit cannot be restarted within three minutes of being
turned off.
The unit may change its setting to prevent frost from forming on the unit.
Once the temperature increases, the unit will start operating in the
previously selected mode again.
The set temperature has been reached, at which point the unit turns off the
compressor. The unit will continue operating when the temperature
fluctuates again.
The indoor unit
emits white mist
In humid regions, a large temperature difference between the room’s air
and the conditioned air can cause white mist.
Both the indoor and
outdoor units emit
white mist
When the unit restarts in HEAT mode after defrosting, white mist may be
emitted due to moisture generated from the defrosting process.
Troubleshooting
Troubleshooting
The unit changes from
COOL/HEAT mode to
FAN mode
The indoor unit makes
noises
A rushing air sound may occur when the louver resets its position.
A squeaking sound may occur after running the unit in HEAT mode due to
expansion and contraction of the unit’s plastic parts.
Both the indoor unit
and outdoor unit make
noises
Low hissing sound during operation: This is normal and is caused by
refrigerant gas flowing through both indoor and outdoor units.
Low hissing sound when the system starts, has just stopped running, or is
defrosting: This noise is normal and is caused by the refrigerant gas
stopping or changing direction.
Squeaking sound: Normal expansion and contraction of plastic and metal parts
caused by temperature changes during operation can cause squeaking noises.
SAFETY PRECAUTIONS
If ANY of the following conditions occur, turn off your unit immediately!
• The power cord is damaged or abnormally warm
• You smell a burning odor
• The unit emits loud or abnormal sounds
• A power fuse blows or the circuit breaker frequently trips
• Water or other objects fall into or out of the unit
DO NOT ATTEMPT TO FIX THESE YOURSELF! CONTACT AN AUTHORIZED
SERVICE PROVIDER IMMEDIATELY!

Page 15 
Issue Possible Causes
The outdoor unit
makes noises
The unit will make different sounds based on its current operating mode.
Dust is emitted from
either the indoor or
outdoor unit
The unit may accumulate dust during extended periods of non-use, which will be
emitted when the unit is turned on. This can be mitigated by covering the unit during
long periods of inactivity.
The unit emits a
bad odor
The unit may absorb odors from the environment (such as furniture, cooking,
cigarettes, etc.) which will be emitted during operations.
The unit’s filters have become moldy and should be cleaned.
The fan of the outdoor
unit does not operate
During operation, the fan speed is controlled to optimize product operation.
Operation is erratic,
unpredictable, or
unit is unresponsive
Interference from cell phone towers and remote boosters may cause the unit to
malfunction.
In this case, try the following:
• Disconnect the power, then reconnect.
• Press ON/OFF button on remote control to restart operation.
NOTE: If problem persists, contact a local dealer or your nearest customer service center. Provide
them with a detailed description of the unit malfunction as well as your model number.
Troubleshooting
Troubleshooting
When troubles occur, please check the following points before contacting a repair company.
Problem Possible Causes Solution
Poor Cooling
Performance
Temperature setting may be higher
than ambient room temperature Lower the temperature setting
The heat exchanger on the indoor
or outdoor unit is dirty
Clean the affected heat exchanger
The air filter is dirty Remove the filter and clean it according to
instructions
The air inlet or outlet of either
unit is blocked
Turn the unit off, remove the obstruction
and turn it back on
Doors and windows are open Make sure that all doors and windows are
closed while operating the unit
Excessive heat is generated
by sunlight
Close windows and curtains during periods
of high heat or bright sunshine
Too many sources of heat in the
room (people, computers,
electronics, etc.)
Reduce amount of heat sources
Low refrigerant due to leak
or long-term use
Check for leaks, re-seal if necessary and
top off refrigerant
SILENCE function is activated
(optional function)
SILENCE function can lower product
performance by reducing operating
frequency. Turn off SILENCE function.

Page 16 
Troubleshooting
Problem Possible Causes Solution
The unit is not
working
Power failure Wait for the power to be restored
The power is turned off Turn on the power
The fuse is burned out Replace the fuse
Remote control batteries are
dead
Replace batteries
The Unit’s 3-minute protection
has been activated
Wait three minutes after restarting
the unit
Timer is activated Turn timer off
The unit starts and
stops frequently
There’s too much or too little
refrigerant in the system
Check for leaks and recharge the
system with refrigerant.
Incompressible gas or moisture
has entered the system.
Evacuate and recharge the system
with refrigerant
The compressor is broken Replace the compressor
The voltage is too high or
too low
Install a manostat to regulate the
voltage
Poor heating
performance
The outdoor temperature is
extremely low
Use auxiliary heating device
Cold air is entering through
doors and windows
Make sure that all doors and
windows are closed during use
Low refrigerant due to leak or
long-term use
Check for leaks, re-seal if necessary
and top off refrigerant
Indicator lamps
continue flashing
The unit may stop operation or continue to run safely. If the indicator
lamps continue to flash or error codes appear, wait for about 10
minutes. The problem may resolve itself.
If not, disconnect the power, then connect it again. Turn the unit on.
If the problem persists, disconnect the power and contact your nearest
customer service center.
Error code appears and
begins with the letters
as the following in the
window display of
indoor unit:
E (x), P (x), F (x)
EH (xx), EL (xx), EC (xx)
PH (xx), PL (xx), PC(xx)
•
•
•
NOTE:
If your problem persists after performing the checks and diagnostics above,
turn off your unit immediately and contact an authorized service center.

LIMITED WARRANTY STATEMENT
MULTI ZONE INVERTER AIR CONDITIONING SYSTEM WITH HEAT PUMP
This warranty should be registered on our website www.cooperandhunter.us within 60 days of installation
The warranty is only valid when unit is installed by a Licensed HVAC Technician
FOR WARRANTY SERVICE OR REPAIR:
Contact your installing contractor. You may nd the installer’s name on the equipment or in your Owner’s packet.
Complete product registration below and send back by e-mail at [e-mail]
C&H distributor (hereinafter “Company”) warrants this product against failure due to defect in materials or
workmanship under normal use and maintenance as follows. All warranty periods begin on the date of original
installation. If the date cannot be veried, the warranty period begins one hundred twenty (120) days from date of
manufacture. Damage resulting from failure to use, install or maintain the product in a manner consistent with our/
manufacturer’s recommendations shall render the warranty void. Cooper&Hunter, at its option, may request a report
from a qualied technician prior to honoring a warranty claim. If a part fails due to defect during the applicable
warranty period Company will provide a new or remanufactured part, at Company’s option, to replace the failed
defective part at no charge for the part. This limited warranty is subject to all provisions, conditions, limitations and
exclusions listed below.
• A warranty period of Seven (7) years on compressor to the original registered end-user.
• A warranty period of Five (5) years on all parts to the original registered end user.
• A warranty period of One (1) year on the remote control provided with the original unit.
PRODUCT REGISTRATION:
Model No.: ______________________________________________________________________________________________
Serial No.: _______________________________________________________ Date of Installation: ______________________
Owner Name: ____________________________________________________________________________________________
Address of Installation:_____________________________________________________________________________________
Installing Contractor: __________________________________________________________________________
____________
Address: ________________________________________________________________________________________
Phone No. / E-mail: _______________________________________________________________________________
Place Of Purchase: ________________________________________________________________________________________
Date of Purchase:
_______________________________________________________________________________
www.cooperandhunter.us
Visit our website for:
• Product Information
• Warranty Registration
• Installation Manual
• User Guides and more
www.cooperandhunter.us
Visit our YouTube Channel for:
• Instructional Videos
• Tutorials and How Tos
• Product Introductions
• Advertisement and more
www.youtube.com/
cooperandhunterusa

•
under applicable local and state law in accordance with all applicable building codes and permits; C&H installation and
operation instructions and good trade practices.
• Warranty applies only to products remaining in their original installation location.
• Defective parts must be returned to the distributor through a registered servicing dealer for credit.
LIMITATIONS OF WARRANTIES: ALL IMPLIED WARRANTIES AND/OR CONDITIONS (INCLUDING IMPLIED WARRANTIES OR
CONDITIONS OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR USE OR PURPOSE) ARE LIMITED TO THE DURATION
OF THIS LIMITED WARRANTY. SOME STATES OR PROVINCES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED
WARRANTY OR CONDITION LASTS, SO THE ABOVE MAY NOT APPLY TO YOU. THE EXPRESS WARRANTIES MADE IN THIS
WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED, ENLARGED, OR CHANGED BY ANY DISTRIBUTOR, DEALER, OR
OTHER PERSON, WHATSOEVER.
THIS WARRANTY DOES NOT COVER:
1. Labor or other costs incurred for diagnosing, repairing, removing, installing, shipping, servicing, or handling of
defective parts, replacement parts, or new units.
2. Product cleaning required prior to warranty service and repair.
3.
and/or replacement and lubrication.
4. Failure, damage, or repairs due to faulty installation, misapplication, abuse, improper servicing, unauthorized
alteration,
or improper operation.
5. Failure to start due to voltage conditions, blown fuses, open circuit breakers, or damages due to the inadequacy or
interruption of electrical service.
6.
conditions beyond the control of Company.
7. Failure or damage of coils or piping due to corrosion on installations within one (1) mile of a sea coast or a corrosive
body.
8. Parts not supplied or designated by Company, or damages resulting from their use.
9. Products installed outside the continental USA and Canada.
10. Electricity or fuel costs, or increases in electricity or fuel costs for any reason whatsoever, including additional or
unusual use of supplemental electric heat.
11.
12. Shipping damage or damage as a result of transporting the unit.
13. Accessories such as condensate pumps, line sets, and so forth.
14. Any special, indirect, or consequential property or commercial damage of any nature whatsoever. Some states or
provinces do not allow the exclusion of incidental or consequential damages, so the above limitation may not apply to
you.
to province.
Consult with the sales agency or manufacturer for details.

www.cooperandhunter.us