DUCTLESS MINI SPLIT SYSTEM AIR CONDITIONER / HEAT PUMP WAS / WYS Series WAS: Cooling Only Version WYS: Cooling and Heating Version Inverter+® and Inverter++® Models For 9,000-36,000 BTU/hr Systems WiFi Ready Owner’s Manual IMPORTANT NOTICE: Please read this manual car efully before installing or operating your new air conditioning system. Be sure to save this manual for future reference.
Table of Contents Owner’s Manual 0 Safety Precautions.......................................................04 1 Unit Specifications and Features..............................06 SAFETY FIRST MODE ON/OFF FAN 2 Manual Operation (Without Remote)................
Care and Maintenance.....................................................12 4 Troubleshooting...................................................................14 5 EuropeanDisposal Guidelines....................................
Safety Precautions Safety Precautions Read and Understand Safety Precautions Prior to Installation Improper installation due to negligence of instructions may result in serious damage or injury. The magnitude of potential damages or injuries is classified as either a WARNING or a CAUTION. This symbol indicates that ignoring the related instructions may cause death, or serious injury.
Safety Precautions ELECTRICAL WARNINGS • Only power the system through a specified and dedicated circuit breaker. If the power cord is damaged, it must be replaced by a certified service agent. • Ensure the usage of a properly rated fuse circuit breaker. Gauge of the power wiring must be within the minimum and maximum circuit amperage requirements of this equipment. • Do not pull the power and signal cords. Ensure all wiring used complies with all national electrical codes.
Unit Parts Front Panel Power and Signal Wiring Louver Remote Control Functional Filter (On Front of Main Filter - Some Units) Remote Control Holder (Some Units) Display panel Display panel (1) (2) “ ” for 3 seconds when: • TIMER ON is set • FRESH, SWING, TURBO, SILENCE or SOLAR PV ECO features are turned on “ ” for 3 seconds when: • TIMER OFF is set • FRESH, SWING, TURBO, SILENCE or SOLAR PV ECO features are turned off “ “ ” when “Warm Start Delay” feature is activated by the system “ ” when Au
Achieving Optimal Performance Unit Specifications and Features Optimal performance for the COOL, HEAT, and DRY modes can be achieved in the following temperature ranges. When your air conditioner is used outside of these ranges, certain safety protection features will activate and cause the unit to perform less than optimally.
Other Features • Auto-Restart If the unit loses power, it will automatically restart with the prior settings once power has been restored (can be overridden by user). • Wi-Fi Access (Optional Accessory Needed) Wi-Fi control allows you to access your air conditioner using your smart phone with a Wireless connection. For USB device access, replacement, maintenance operations, refer to the manuals provided separately.
Unit Specifications and Features • Setting Angle of Air Flow Setting Vertical Angle of Air Flow While the unit is on, use the SWING/DIRECT button to set the direction (vertical angle) of airflow (Dual function button: Left/Right). 1. Press the SWING/DIRECT button once to activate the louver. Each time you press the button, it will adjust the louver by 6°. Press the button until the direction you desire is reached (left side of button). 2.
Unit Specifications and Features • Sleep Operation The SLEEP function is used to decrease energy use while you sleep (and will not require the same temperature settings to stay comfortable). This function can only be activated via remote control. Press the SLEEP button when you are ready to go to sleep. When in COOL mode, the unit will increase the temperature by 1°C (2°F) after 1 hour, and will increase an additional 1°C (2°F) after another hour.
Manual Operation (Without Remote) Operating the Unit without the Remote Control (Using the Emergency Button) Manual Operation (Without Remote) In the event that your remote control fails to work, your unit can be operated manually with the MANUAL CONTROLbutton located on the indoor unit. Note that manual operation is not a long-term solution, and that operating the unit normally using your remote control is strongly recommended, except for emergencies.
3 Care and Maintenance Cleaning Your Indoor Unit BEFORE CLEANING OR MAINTENANCE ALWAYS TURN OFF YOUR AIR CONDITIONER SYSTEM AND DISCONNECT ITS POWER SUPPLY BEFORE PERFORMNG CLEANING OR MAINTENANCE. CAUTION 6. Rinse the filter with fresh water, then shake off the excess water. 7. Store 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.
CAUTION • Before changing or cleaning the filter, turn off the unit and disconnect its power supply. • When removing filter, do not touch the metal parts in the unit. The sharp metal edges can cause cuts. • Do not use water to clean the inside of the indoor unit. This can damage the insulation and cause electrical shock. • Do not expose filters to direct sunlight when drying. This can shrink or deform the filter.
Troubleshooting 4 SAFETY PRECAUTIONS If ANY of the following conditions occur, turn off your unit immediately! • The power wiring is damaged or abnormally warm • You notice 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 from the unit DO NOT ATTEMPT TO FIX THESE CONCERNS YOURSELF! CONTACT AUTHORIZED SERVICE PROVIDER IMMEDIATELY! Common Issues The following problems are not malfunctions and in mo
Issue Possible Causes A rushing air sound may occur when the louver resets its position. The indoor unit emits noises A squeaking sound may occur after running the unit in HEAT mode due to expansion and contraction of the unit’s plastic parts. Low hissing sound during operation: This is normal and is caused by refrigerant gas flowing through both the indoor and outdoor units.
Troubleshooting When these issues occur, please check the following points before contacting a repair company.
Problem The unit is not working The unit starts and stops frequently Possible Causes Solution Power failure Wait for 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 Too much or too little refrigerant in the system Check for leaks and recharge the system with
European Disposal Guidelines 5 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. When disposing of this appliance, the following options are available: • Dispose of the appliance at a designated municipal electronic waste collection facility.
Indoor Unit Error Codes List ☆ 1 time ☆ ☆ 3 times ☆ ☆ short circuit ☆ short circuit ☆ ☆ ☆ 2 times short circuit ☆ 3 times short circuit ☆ circuit or short circuit ☆ ☆ ☆ 1 times ☆ ☆ 2 times ☆ ☆ 3 times ☆ ☆ ☆ ☆ ☆ ☆ ☆ ☆ ☆ P2 （ ） compressor shell top （ ） ☆（ ） *P3 1) heating n the outdoor temperature is ower than ℃ (-13F) or 1 the indoor unit error code P3. Low Ambient Protection.
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