Haier Appliances Home

Ductless Heating & Cooling System FAQs


Haier - Ductless Air Conditioner Multi-Zone Systems

Haier multi-zone ductless (split air) systems let you design ultra-customized HVAC solutions for virtually any project. New residential spaces, older home renovations and many businesses can benefit from multi zone ductless air conditioning and heating systems. These flexible ductless mini split sys...

Haier Smart Appliances - Integrations

Having smart appliances allows you several new avenues for controlling and monitoring your appliances through strategic integrations designed to enhance your ownership experience and make life easier. Connected for convenience, peace of mind and the future. Once connected to our SmartHQ app, you can...

Haier - Ductless Air Conditioner Defrost

When the system initiates a call for defrost, the indoor fan motor stops. The system will cycle through the defrost operation and then resume heating. The indoor unit display will not change.

Haier - Ductless Air Conditioner HEAT Mode

In HEAT mode, the unit operates to heat the room.  The temperature control range in heating mode is 60°F - 86°F.Indoor UnitTo enter the heat mode, point the infrared remote control at the indoor unit and press the power button, then press the HEAT mode button if not already set to heat mode.The sign...

Haier - Ductless Air Conditioner Freeze Protection

To prevent freezing of the indoor unit coil during cool mode, when the compressor operates continuously for 10 seconds and the temperature of the indoor coil has been below 32°F for 10 seconds, the compressor will stop, and the error will be recorded in the malfunction list.The indoor unit fan will ...

Haier - Air Conditioner How to Cool Room Faster

There are steps you can take to help cool the room area faster: Make sure all the curtains in the room are closed; this will stop any sunlight from getting in.Close any doors or windows to reduce the square footage of the room being cooled.

Haier - Ductless Air Conditioner Cold Air Proof Operation

At initial start of heat mode, the indoor blower will not be turned on immediately. In cold air proof operation,the fan remains on after startup. It will not come on until the  indoor coil temperature senses a minimum temperature. This period usually takes 30 seconds to 3 minutes depending on the ou...

Haier - Ductless Air Conditioner Fan Mode

On ductless (split air) air conditioners, if your remote does not have a "F/C" button to switch between Fan mode and cooling, you can use the following steps to put your unit in Fan mode:Locate the "Extra Function" and "Confirm/Cancel" buttons on the wireless remote.Pre...

Haier - Ductless Air Conditioner Turns Off and On Every Few Minutes

When set to HEAT mode, the system will shut down once the room reaches the set point. The fan will cycle on every few minutes to sample the air temperature. This is normal operation.Other causes: The ductless (split air) unit could be too large for your room and is "short cycling." This ha...

Haier - Ductless Air Conditioner Cleaning Indoor Unit and Filter

To clean the ductless (split air) indoor unit:Wipe with a clean, dry cloth.For serious stains, wipe with a damp, (not wet) cloth and mild detergent diluted with water. Make sure there is no detergent residue on the unit.Filter Cleaning (Recommended every 30-60 days):Open the inlet grille by pulling ...

Haier - Ductless Air Conditioner Indoor Unit Installation - High ESP Duct

The High ESP Duct Indoor Air Handler consists of a single assembly.Installation:The High ESP Duct unit will install above the ceiling or in a soffit area. It is mounted using threaded rods that fit into brackets that are located at all four corners of the High ESP Duct assembly. The threaded rods sh...

Haier - Ductless Air Conditioner HEAT and COOL Mode On Multiple Units

On a multi-split air system where there are multiple units connected to a single outdoor unit, one unit cannot be operated in COOL mode while the other is in HEAT mode. The outdoor unit can provide only one mode of operation at a time. The first unit to turn on determines which mode the outdoor unit...

Haier - Ductless Air Conditioner 2-Way Piping Drain

2-Way Piping Drain on Ductless (Split Air) Air Conditioners allows the installer to drain the condensate from either the left or right side, making installation easier.

Haier - Ductless Air Conditioner Color / Paint

Each Haier Ductless (Split Air) model is offered in a standard white color.Painting the indoor unit is not recommended. If for any reason a problem occurs with the unit in the future, the Haier warranty will voided.

Haier - Air Conditioner EER, CEER, and SEER

EER (Energy Efficiency Ratio) is a measure of how efficiently a cooling system will operate when the outdoor temperature is at a specific level. The higher the EER, the more efficient the system. It is calculated by dividing the cooling capacity in BTUs per hour (BTUH) by the power input in watts. E...

Haier - Air Conditioner Operation Cool Outside Temperature

Air conditioners will stop cooling if the outside temperature drops below 60F.  The unit thinks it has done its job. It would be more beneficial in this situation to open a window rather than burning energy with an air conditioner running.

Haier - Ductless Air Conditioner Remote Control Operation and Troubleshooting

Indoor units are controlled by a wireless remote control.Each indoor unit comes with a wireless remote control and is used to make any changes to unit settings.The remote does not sense the room temperature (like other units). The sensor is inside the indoor unit.Remote comes with a wall mount but c...

Haier - Ductless Air Conditioner SLEEP Mode

The benefit of SLEEP mode is that it raises or lowers the room temperature throughout the night, making sure it is never too hot or too cold, all while also saving you significant energy.SLEEP mode during COOL, DRY modes:One hour after SLEEP mode starts, the temperature will rise 2°F above set tempe...

Haier - Ductless Air Conditioner Self-Cleaning Evaporator

With the Self-Cleaning Evaporator on Ductless (Split Air) Air Conditioners, dust that accumulates on the evaporator will be removed by flowing water.

Haier - Ductless Air Conditioner Health Button on Remote

On ductless (split air) systems, the remote has a "Health" button. This feature is for other markets and is not applicable on North America models.If the Health button is accidentally pressed, an icon (may look a Christmas tree on some models) will appear on the display. Press the Health b...

Haier - Ductless Air Conditioner Auto Changeover

AUTO Changeover automatically alternates from heating to cooling to maintain the set temperature on Ductless (Split Air) Air Conditioners.  This would work in winter or summer.

Haier - Ductless Air Conditioner Installation

Only an authorized certified HVAC contractor can install Haier Ductless (Split Air) units. Installing a mini-split ductless conditioner is more advanced than that of a window or portable unit but far less complicated and far less costly than installing central air conditioning system. For optimal pe...

Haier - Ductless Air Conditioner Will Not Run

If your ductless (split air) air conditioner will not run, check the following:Does the indoor unit respond to control demands?  If it does not, check for a tripped breaker.If the breaker continues to trip after resetting it, a service provider should be called. If you have more than one indoor unit...

Haier - Shocked by Appliance

If you are shocked by a Haier brand appliance, discontinue using the appliance and contact service. Turn off the appliance at the circuit breaker or unplug the unit. Contact Haier at 1-877-337-3639 or visit http://www.haieramerica.com/service/repair-request to arrange service.

Haier - Ductless Air Conditioner Blue Fin Coating

Blue Fin coating is used on both the indoor and outdoor coils of ductless (split air) air conditioners. This coating provides treatment for the coils, improving condensation flow and providing protection to the coil material.

Haier - Ductless Air Conditioner Inverter

180° Sine Wave DC Inverter:Using a new pulse amplitude modulation technology (“A-PAM”), the 180° sine wave DC inverter on ductless (split air) air conditioners allows for greater stability at low frequencies and greater power at high frequencies—all while improving cooling efficiency over existing s...

Haier - Air Conditioner Refrigerant

Haier air conditioners use earth friendly R-410A refrigerant.

Haier - Ductless Air Conditioner COOL Mode

In COOL mode, the unit operates to cool the room.  The temperature control range in cooling mode is 60°F - 86°F.Indoor UnitTo enter the cool mode, point the infrared remote control at the indoor unit and press the power button., then press the COOL mode button if not already set to cool mode.The sig...

Haier - Ductless Air Conditioner Fan Runs All the Time in COOL Mode

For ductless (split air) air conditioning units, the fan will operate the entire time while in COOL mode. This is a normal operating condition. The indoor fan needs to be operating to draw air across the indoor unit sensor to determine the temperature of the room. This determines whether the outdoor...

Haier - Ductless Air Conditioner Freezing Up

Several common problems can cause the ductless (split air) air conditioner to freeze-up:Insufficient Air FlowAnything that restricts air flow will cause the temperature of the system's evaporator coil to drop below freezing.Humidity in the air will collect on the coil causing ice to build-up, wh...

Haier - Ductless Air Conditioner Timer Function

The TIMER can be set to turn the unit on and/or off after a certain amount of time (.5 hrs up to 24 hours).  The TIMER can be set to Start and Stop  or Stop and then Start.Timer ON ButtonOn-Off Operation:Start the unit and select the desired operating mode (except SLEEP mode)Press the TIMER ON butto...

Haier - Ductless Air Conditioner Indoor Unit Installation - Cassette

The Cassette Indoor Air Handler consists of a cassette assembly and operational louver.Installation:It is mounted to the building structure using threaded rods that fit into brackets that are located at all four corners of the cassette assembly. The threaded rods should have washers and nuts (not in...

Haier - Ductless Air Conditioner Setting and Operating Modes

Indoor mini-split ductless units are controlled by a wireless remote control or wired thermostat (on some models). The operating temperature range is 60°F-86°F.Controls and AccessoriesOperating modes on Haier Ductless (Split Air) Air Conditioners:Cool ModeIn COOL mode, the unit operates to cool the ...

Haier - Air Conditioner BTU Defined

One British Thermal Unit (BTU) represents the amount of heat required to raise or lower the temperature of one pound of water one degree Fahrenheit. The heat extracted from your home by an air conditioner is measured in BTUs.

Haier - Ductless Air Conditioner Wall Unit Display Turns Off

If the wall unit display turns off after making a selection with the remote control, the display can be set to stay on. On the ductless (split air) remote control, press the "light" button to return the wall unit display to being constantly lit. The "light" button feature is used...

Haier - Ductless Air Conditioner Airflow Features

Airflow Features on Ductless (Split Air) Air Conditioners:3D Airflow - delivers air vertically and horizontally for even distribution throughout the room.Auto-Louver Airflow - automatically adjusts air flow upward when cooling, or downward when heating.

Haier - Ductless Air Conditioner Defined

Like central systems, ductless air systems (also known as "mini split" or "split air" systems) have two main components: an outdoor compressor/condenser, and an indoor air-handling unit. A conduit, which houses the power cable, refrigerant tubing, suction tubing, and a condensate...

Haier - Ductless Air Conditioner Wind Baffle Free

Using a FlexFit 12,000 BTU or 18,000 BTU outdoor unit in a single-zone configuration, you can cool in ambient temperatures down to 0°F without the use of a wind baffle. However, wind baffles improve unit efficiency in low ambient conditions by decreasing subcooling and improving capacity, making the...

Haier - Ductless Air Conditioner Tubing

Inner-Grooved Copper Tubing:The inside surface of Haier copper tubing is grooved with inner slots to enlarge the contact surface area—increasing heat efficiency exchange by 30-50% on ductless (split air) air conditioners.

Haier - Ductless Air Conditioner Single-Zone Systems

When you have one room in your home or business that is always too hot or too cool, we have the solution. Our single zone ductless air systems even out the temperatures and keep you comfy. They’re great for attic spaces, bonus rooms, garages, basements and add-ons. Find Single Zone Ductless Heat Pum...

Haier - Air Conditioner Freezing Up

Several common problems can cause air conditioner freeze-ups:  Insufficient Air Flow: Anything that restricts air flow will cause the temperature of the system's evaporator coil to drop below freezing. Humidity in the air will collect on the coil causing ice to build-up and diminish the sys...

Haier - Ductless Air Conditioner Temperature On Unit Higher Than Measured Temperature

If the temperature displayed on the wall unit shows a higher temperature than what you are measuring with a thermometer on the table (for example), this is because of where the unit is mounted on the wall. The thermostat is in the ductless (split air)  the unit is mounted high on the wall  where the...

Haier - Ductless Air Conditioner Symbols on Remote

Indoor mini-split ductless units are controlled by a wireless remote control. The remote will show whether the unit is in Cool, Heat, Fan, or Dry/Dehumidify mode by displaying a symbol (icon) at the top of the remote display.Cool Mode: Snowflake symbol Heat Mode: Sun symbolFan Mode: Fan symbol (circ...

Haier - Ductless Air Conditioner Runs But Will Not Cool

If your ductless (split air) air conditioner is running but not cooling, check the following:Verify the unit is in COOL mode and not DRY mode.If the unit is set to COOL, the fan will continue to run even after the room has reached set point. This is normal operation. Check the air filter on the indo...

Haier - Ductless Air Conditioner Cleaning Outdoor Unit

If your manual does not provide guidance, then we recommend having a professional Heating & Air  Service and/or cleaning company address the outdoor system.

Haier - Ductless Air Conditioners Seacoast Applications

The outdoor condenser unit on ductless air conditioners should be installed at least ½ mile away from the salt water, including seacoasts and inland waterways.If the unit is installed from ½ mile to 5 miles away from the salt water, install the outdoor unit in a place (such as near buildings etc.) w...

Haier - Air Conditioners Rating Plate Location

The model and serial number is located on the product's rating plate. The most common location for the tag is at the rear of the unit. Other locations include: Window and Built-In Air Conditioners Facing the unit, on the right side near the front.Portable Air Conditioners On the rear of the unit...

Haier - Ductless Air Conditioner Fan / Blower Design

For our indoor ductless (split air) units, we lengthened the cross-flow fan and enlarged inlet/outlet openings to increase air volume—allowing us to create airflow strong enough to travel up to 60 feet. On our outdoor ductless units, the improved fan blade design allows them to run at lower ambient ...

Haier - Ductless Air Conditioner Error Codes

Ductless (split air) air conditioners will display an error code beginning with either an E or an F (ex. E7, F8) when the system needs attention. Error codes will be displayed at the indoor unit on the LED display or a flashing pattern of the LED lights. These codes tell a qualified service professi...

Haier - Ductless Air Conditioner Compressor

Twin Brushless DC Rotary Compressor:The two-cylinder design has a larger capacity and gives better balance than a single rotary design—reducing vibration by 80% while producing uniform torque for greater efficiency on ductless (split air) air conditioners.

Haier - Ductless Air Conditioner Celsius or Fahrenheit

To change the temperature display from Celsius to Fahrenheit:Locate the "Extra Function" and "Confirm/Cancel" buttons on the wireless remote.Press the "Power" button to turn the remote "On".While viewing the LCD display on the wireless remote, tap the "Ex...

Haier - Ductless Air Conditioner Operation Without Remote

On a ductless (split air) air conditioner, the indoor unit can be operated without the remote control by pressing the "Emergency Run" button with a non-metallic pen or pencil. You will find the button in an opening underneath the unit cover on the right side of the case. Simply press the E...

Search Support

Search our knowledge base for help with installation, operation, troubleshooting, and more.

Product Manuals

Enter your appliance's model number to download manuals for your product.

fa fa-3x fa-calendar-check-o hover-texts
Schedule Service

Service & repair for your kitchen, laundry, or air product.

fa fa-3x fa-wrench hover-texts
Parts & Accessories

Order accessories and repair parts from our parts store.

fa fa-3x fa-phone hover-texts
Contact Us

Still have questions? We've got your back. Chat, email, or give us a call.