Mobile Air Conditioner Use and Care Manual

Part Number: 048-GM-48265

DELLA

This manual is for a portable air conditioner, certified by ETL Intertek (C US LISTED).

Thank you for selecting this new model of Portable Air Conditioner. Please read this Use and Care Manual carefully before installing and using this appliance. Keep this Use and Care Manual properly for future reference.

Safety Cautions

Electrical Specifications

  1. All wiring must comply with local and national electrical codes and be installed by a qualified electrician. Contact a qualified electrician for questions.
  2. The unit must be installed in accordance with national wiring regulations. Check available power supply and resolve any wiring problems before installation and operation.
  3. For safety, this unit is grounded through the power cord plug when plugging into a matching wall outlet. Consult an electrician if unsure about proper grounding. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent, or a similarly qualified person to avoid hazards.
  4. This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless supervised or instructed by a person responsible for their safety. Young children should be supervised to ensure they do not play with the appliance.
WARNING:

To reduce the risk of fire, electrical shock, or injury when using your air conditioner, follow these basic precautions:

Cautions:

Remark: Do not use this unit in cooling mode if the ambient temperature is higher than 35°C or heating mode if ambient temperature is lower than 7°C.

Features and Identification of Parts

1. Features

2. Identification of Parts:

The mobile air conditioner unit consists of the following main parts:

Operations and Settings

Control Panel Operation

The control panel features a display window and buttons for various functions:

This unit supports Cooling, Heating, Dehumidifying, Fan, Energy Conversation, and Sleep modes.

  1. Energize the Unit: Plug in the unit. All icons in the LCD display window will light up for 2 seconds, and reminding music will sound. The LCD display will then show ambient temperature (5-35°C / 41-95°F). The unit will be in standby.
  2. Power (⏻): Touch this key to turn on the unit. Reminding music will sound. The unit automatically starts in cooling mode with a set temperature of 22°C (72°F) and medium fan speed. Touch again to turn off the unit, and reminding music will sound.
  3. When the unit is on, the LCD display window shows ambient temperature, the fan starts running, and the air outlet window opens automatically.
  4. When the unit is off, all parts stop working, and the air outlet window closes automatically.
  5. MODE (□): Touch this key to switch and select the unit's working mode. The modes cycle as follows: COOL → DEHUMIDIFY → HEAT → FAN → Energy Conversation.
Operating ModesTemperature Setting Range
COOL16°C–30°C (60°F–86°F)
DEHUMIDIFY---
HEAT16°C–30°C (60°F–86°F)
FAN---
Energy Conversation16°C–30°C (60°F–86°F)
  1. UP (▲) and DOWN (▼):
  2. Touch UP or DOWN to increase or decrease the temperature by 1°C or 1°F per press.
  3. Touch UP or DOWN for over 2 seconds to continuously increase or decrease the temperature number by 0.5-second intervals. Temperature setting range is 16-30°C / 60-86°F.
  4. Touch UP and DOWN together simultaneously to convert between Celsius and Fahrenheit degrees (C ↔ °F transition).
  5. Touch UP or DOWN in TIMER status to adjust time setting.
  6. SPEED (?): Touch this key to change fan running speed to High speed (???), Medium speed (??), or Low speed (?).
  7. Under COOL (❄️) and FAN (?) modes, fan running speed can be adjusted in the order: Low → Medium → High → Low.
  8. Under HEAT (?) mode, the upper fan will run at low speed after the compressor works for 2 minutes.
  9. Under DRY (?) mode, the fan will be forced to run at low speed, and temperature cannot be adjusted.
  10. Fan speed will be unchanged if the unit operates between COOL and Fan modes. For example, if the fan is running at low speed under FAN mode, it will remain at low speed when changed to COOL mode.
  11. Fan will be forced to run at low speed under Dehumidify and Sleep modes, and fan speed cannot be adjusted.
  1. TIMER (⏰): Touch this key to set unit auto turn-on/turn-off time, or to check/cancel time setting.
  2. This unit is designed with a 24-hour timer. The first two digits are for hours (00-24), and the last two digits are for minutes (00-60). You can increase or decrease by half an hour each time by touching UP or DOWN to finish hour and minute setting.
  3. You can set unit AUTO OFF time when it is running, or set unit AUTO ON time when the unit is in standby. Once the timer setting is OK, the timer icon (⏰) will be lit until the set time is over, then it will turn off.
  4. You can touch TIMER again to re-set time when the TIMER function is on. The TIMER is subject to the final time setting. The TIMER would be ineffective and turn off if any operation from the control panel or remote control turns the unit on or off.
  5. TIMER + UP (⏰▲): Start SLEEP Function by touching TIMER + UP simultaneously under COOL or HEAT mode. The sleep icon (?) will be on the LCD screen. Re-touch TIMER + UP to stop 'Sleep' function, and the icon will turn off. Sleep function will be ineffective under FAN or DEHUMIDIFY mode.
  6. SPEED + UP (?▲): Turn on or turn off Auto-Swing by touching SPEED + UP. Horizontal louvers will swing automatically when the unit starts working. Touch SPEED + UP together to turn off auto-swing, and the auto-swing icon (↔️) in the LCD screen will be off. Re-touch SPEED + UP together to turn on auto-swing, and the icon will be on again.
  7. Other functions:
  8. Energy saving: The background light in the LCD screen will light up for 10 seconds then automatically turn off if you touch any key when the unit is energized or the background light is off.
  9. Auto-clean (?): The unit will start auto-clean and keep it for three minutes before turning off under COOL and DEHUMIDIFY modes.
  10. Energy Conversation: Low energy consumption under Energy Conversation mode.

Remote Controller Operation

The remote controller transmits signals to the system. It features the following buttons:

  1. Power: Press this button to start the unit when energized or stop it when in operation.
  2. Mode: Press this button to select the operation mode.
  3. ▲: Press this button to increase room temperature and timer setting.
  4. ▼: Press this button to decrease room temperature and timer setting.
  5. Fan: Press this button to select fan speed in sequence: Low → Medium → High.
  6. Auto-Swing: Press this button to turn on or turn off the auto-swing function.
  7. Sleep: Press this button to select or cancel sleep mode (only effective under cooling, heating operation, or energy conversation modes).
  8. Timer: Press this button to set AUTO-ON and AUTO-OFF time. Time can be adjusted between 0.5-24 hours. It jumps by 0.5-hour intervals within 5 hours, and 1-hour intervals over 5 hours. The set time will flash 5 times on the screen, then confirm the setting.

Before Using Your Air Conditioner, Inserting Batteries Into Your Remote Control

Before using your remote, install AAA batteries into the remote control.

  1. Press and glide the battery cover on the back of the remote control to remove the cover.
  2. Insert two new alkaline AAA batteries into the battery compartment, ensuring proper polarity (+/-).
  3. Reattach the battery cover, ensuring the locking tab clicks into place.

Notes:

Remote Control Storage

Your air conditioner has a special place for convenient storage of the remote control. Refer to 'Remote Control Placement'.

Note: To avoid losing the remote control, place it inside the storage place when not in use.

CAUTION:

If the liquid from the batteries gets onto your skin or clothes, wash it well with clean water. Do not use the remote control if the batteries have any leakage.

If you ingest battery liquid, brush your teeth and seek medical attention. The chemicals in batteries could cause burns or other health hazards.

Remote Controller Placement

  1. Insert the remote controller into the built-in compartment on the left side of the unit and push it gently for closure.
  2. Press the lower part of the built-in compartment gently to open it and take out the remote controller.

Installation & Adjustment

1. Installation

Warning:

1.1 Installation of exhaust hose assembly and its adapter

The exhaust hose assembly consists of the exhaust hose, a round connector, and an adapter.

  1. Take out the exhaust hose, its connector, and adapter, and remove the plastic bag.
  2. Extend one end of the exhaust hose. Screw the end without a slot of the round connector onto it with an anticlockwise direction for at least 3 laps.
  3. Extend the other end of the exhaust hose. Screw the adapter onto it with an anticlockwise direction for at least 3 laps.

Note: Screw the round connector and adapter into the right position, at least 3 laps, to ensure a good connection of the exhaust hose assembly.

1.2 Installation of exhaust hose assembly to main unit.

Put the front end of the exhaust hose assembly onto the jagged position of the exhaust air outlet at the back panel. Fasteners will lock the exhaust hose assembly.

Note:

  1. Keep the right direction of the slant side of the adapter for easy installation of the window seal-plate.
  2. Keep the exhaust hose connected in a good position.

1.3 Installation of window seal-plate

  1. Make the window half open. Put the seal-plate into the window, either in a vertical or horizontal position.
  2. Extend the seal plate parts and adjust them to the length of the window. Keep both ends meeting the window edge and fix with screws.

Note:

  1. Keep both ends of the window seal-plate meeting the window edges well to assure a seal effect.
  2. Turn the screw in a good position.

1.4 Installation of the unit

  1. Move the unit with the exhaust hose assembly installed in front of the window and keep the unit at least 50cm away from walls or other objects.
  2. Install the rectangle end of the exhaust hose assembly into the corresponding rectangle hole in the window seal-plate assembly. Fix it with a screw and close the window.

Note:

  1. Slide the adapter downwards and ensure the adapter is installed in a good position.
  2. Ensure the slant panel direction matches the seal-plate direction.
  3. The exhaust hose cannot be bent or flexed higher than 45° to maintain good ventilation of the exhaust hose.

Important notes:

The exhaust hose is 280mm-1500mm long, and this length is determined by the air-conditioner's specifications. Do not prolong the hose or replace it with different hoses, as this may affect the air-conditioner's functions. The exhaust hose must be smooth, or it may lead to air-conditioner overheating and damage.

Drainage Instruction

1. Manual drainage:

  1. Once the unit shuts down due to being water-full, turn off the unit and unplug it.
  2. Place a tray below the water outlet at the back of the unit.
  3. Screw off the drain cover and unplug the water stopper for water to flow into the tray.
  4. Plug in the stopper and screw the drain cover tightly onto the water outlet after drainage.

Note:

  1. Protect the drain cover and water stopper properly.
  2. Move the unit carefully to avoid leakage.
  3. Tilt the unit slightly backwards when draining.
  4. Block the drain hole as soon as possible before the tray is full if it cannot hold all water in the unit to prevent water leakage and wetting the floor or carpet.
  5. Water stopper and drain cover must be tightly installed to avoid new condensate wetting the floor or carpet when the unit restarts working.

2. Continuous drainage:

  1. Screw off the drain cover and unplug the water stopper.
  2. Connect the drain-hole with a φ12mm drain hose, as deep as possible to avoid leakage.
  3. Pull the drain hose to the bathroom or outdoor.

Note:

  1. The drain hose must be installed when there's no water in the tray.
  2. It is suggested not to use continuous drainage when the unit is in COOL mode to ensure enough water recycles in the unit to enhance system cooling effects.
  3. It is suggested to adopt continuous drainage when the unit is in HEAT mode to avoid frequent drainage.
  4. Put the drain hose in an inaccessible place, not higher than the drainage hole, and keep the drain hose straight without any flexure.
  5. Keep the drain cover and its stopper properly when continuous drainage is adopted.

Multiple Protection Functions

  1. Anti-frozen protection function: Under COOL mode, when the compressor continuously runs for over 10 minutes, if the tube temperature is 2°C/36°F for 20 seconds, the anti-frozen protection function will activate. 'E4' will be shown on the LCD display, and the compressor and water wheel motor will stop working, but the upper fan remains running. If the tube temperature reaches 8°C/46°F, the unit will stop anti-frozen protection and recover to the original working condition. The compressor will restart working with a 3-minute delay for protection.
  2. Water-full safety alarm and shut-off protection function: When the water volume exceeds its alarm level in the chassis, warning sounds automatically, and a water-full icon (?) lights up on the LCD display. You need to drain the condensate and restart the unit. If the unit is not shut down manually, it will recover to the original operating status automatically once the water is fully drained. Alternatively, connect the power to restart the unit.
  3. Auto-Defrosting Protection: The system of this unit has an Auto Defrosting function. The defrosting icon (❄️) will light up until Auto Defrosting is finished.
  4. Auto overheat protection: This unit has an auto overheat function under heating mode. The compressor and lower fan will stop working if the unit has a higher temperature and will recover if the unit temperature drops to normal to prolong unit working life.
  5. Delay protection function of compressor: This unit offers restart protection to the compressor. Except when the compressor starts immediately when the unit is energized for the first time, there is a 3-minute delay restart protection after the compressor is shut down.

Maintenance and Service

Note: Be sure to turn off the unit and pull out the plug before maintenance or sending to a service center.

1. Surface cleaning

  1. Clean the unit surface with a wet soft cloth. Do not use chemical solvents such as alcohol and gasoline to avoid damage to the unit.
  2. Clean the dirty air outlet or louvers with a wet soft cloth and detergent.
  3. Any chemical solvent is prohibited for unit cleaning or placing such things near the unit for a long time.
  4. Any thinner, alcohol-glazer, or other similar solvents are prohibited for unit cleaning.

2. Filter cleaning

Clean the filter once every two weeks, or it will influence the unit function if the filter is clogged with dust.

2.1 How to clean filter

  1. Grip the filter handle and pull it out gently in the correct direction.
  2. Clean the dirty particles in the filter with a cleaner if necessary.
  3. Immerse and wash the filter gently into warm water (about 40°C) mixed with neutral cleaner, then rinse and dry them thoroughly in the shade.

Note:

  1. Pull out the filter gently.
  2. Removal of the filter at the back panel is a priority, then the filter at the side panel, to avoid any twist or damage to the filter.
  3. Do not squash the mesh.
  4. Do not hit the mesh with sharp objects or a brush.

2.2 Installation of the filter

Aim the end of the filter toward the slot, then push the filter gently into the slot.

Note:

  1. Be sure to install the filter to the side panel first, then to the back panel.
  2. Install the filter with the opposite direction of removal.
  3. Install the filter into place gently to avoid any damage to the filter.

3. End of Season Storage:

  1. Screw off the drain cover and pull out the stopper to drain condensate water completely. (Note: the tilt angle of the unit must be ≤ 30°).
  2. Keep the unit running in fan mode for half a day to dry the inside of the unit completely to prevent mold growth.
  3. Turn off the unit, pull out the plug, then wrap the power cord around the wire-winding pillar. Insert the plug into the universal fixing hole at the back panel of the unit. Install the water stopper and drain cover.
  4. Remove the heat exhaust hose assembly, clean, and store it properly.

Note:

  1. Hold the exhaust hose assembly with both hands when removing.
  2. Push the fasteners aside on the exhaust air outlet using your thumbs, then pull out the exhaust hose assembly.
  1. Pack the air-conditioner properly with a soft plastic bag and put it in a dry place with appropriate dust-proof measures, and keep the unit away from children.
  2. Take out the batteries from the remote control and keep them properly.

Note: Ensure the unit is stored in a dry place. All accessories of the unit shall be protected together properly.

Troubleshooting

Please check the unit and suggestions below before asking for professional service. Never dismantle or repair the unit yourself, as it may cause harm to you and your property.

TroubleCauseRemedy
The unit fails to start upPower supply failureConnect the unit to a live socket and turn it on.
Water-full and its icon lighting (?)Drain the water stored in the unit.
Ambient temperature too low or low highIt is recommended to use this unit between 7-40°C.
Bad cooling or heating effectsThe room temperature is lower than the set temperature in cooling mode or higher temperature in heating modeChange the set temperature.
There is direct sunlightClose the window curtain.
The doors and windows are open, the room is crowded, or there are other heat sourcesClose the door and window, remove other heat sources, and add new air-conditioners.
Dirty filterClean or replace the filter mesh.
Air inlet or air outlet cloggedRemove the obstruction.
High noise levelThe unit is being placed at an uneven surface.Put the unit at a flat and firm place (may reduce noise).
The compressor does not workInitiation of overheat protection.Wait until the temperature decreases; the unit will restart automatically.
The remote control does not workToo long distanceBring the remote control close to the air-conditioner and ensure it aims at the signal receptor on the unit.
The batteries have no electricityReplace the batteries.
"CH01" code displaysRoom temperature sensor failureCheck the room temperature sensor and related circuits.
"CH02" code displaysTube temperature sensor failureCheck the tube temperature sensor and related circuits.
"E4" code displaysAnti-freeze protectionRestore the functions automatically once anti-freeze protection is over.
Water tank in chassis is full (?)Water tank in chassis is fullDrain the condensate and restart the unit.

Appendix

Fuse Parameter

Type: FSD or 50F

Schematic diagram of the air-conditioner

The air-conditioner operates based on a refrigeration cycle involving a compressor, condenser, capillary, and evaporator. In cooling mode, the evaporator absorbs heat from the room, and the condenser releases heat outside. In heating mode, the cycle is reversed to provide warmth.

For specific technical parameters of the model, refer to the rating label on the product.

Correct Disposal of this product

This marking (a crossed-out wheeled bin symbol ♻️) indicates that the product should not be disposed of with other household wastes throughout the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources. To return your used device, please use the return and collection systems or contact the retailer where the product was purchased. They can take this product for environmentally safe recycling.

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