1. Introduction
This manual provides essential information for the safe operation, installation, maintenance, and troubleshooting of your KOKEBREN 12,000 BTU Portable Air Conditioner. Please read this manual thoroughly before using the appliance and retain it for future reference. This unit is designed to provide cooling, fan, and dehumidification functions for indoor spaces up to 550 square feet.
2. Safety Instructions
WARNING: To reduce the risk of fire, electric shock, or injury, observe the following safety precautions:
- Always operate the unit on a grounded 110V/60Hz electrical outlet.
- Do not operate the unit with a damaged cord or plug. If the supply cord is damaged, it must be replaced by the manufacturer or a qualified service agent.
- Do not block air outlets or inlets. Maintain at least 20 inches of clearance around the unit.
- Do not insert fingers or foreign objects into the air inlet or outlet.
- Do not use the unit near water or in excessively humid environments.
- Ensure the unit is placed on a flat, stable surface to prevent tipping.
- Always unplug the unit before cleaning or servicing.
- 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 they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- The unit contains R32 refrigerant. Servicing should only be performed by authorized personnel.
3. Product Overview
The KOKEBREN Portable Air Conditioner offers 3-in-1 functionality: cooling, fan, and dehumidification. It features an intuitive LED display and comes with a remote control for convenient operation.

Image: The KOKEBREN portable air conditioner highlighting its three functions: cooling (59°F-88°F), dehumidification (60 pints/day), and three fan speeds (High/Middle/Low).
Package Contents:
- KOKEBREN Portable Air Conditioner Unit
- Remote Control
- Window Installation Kit (Exhaust Duct, Connector, Exhaust Adapter, Baffle Plate)
- Drain Pipe
- User Manual

Image: Detailed view of the included accessories: air exhaust duct, connector, drain pipe, remote controller, baffle plate, and window exhaust adapter.
4. Installation
The unit is designed for easy installation in both vertical and horizontal sliding windows. Ensure the window kit is securely fitted to prevent air leakage.
Window Kit Installation Steps:
- Prepare the Window: Open the window to the desired width.
- Assemble the Baffle Plate: Adjust the baffle plate to the length of your window (between 20.47 inches and 39.9 inches) and secure it with screws.
- Install the Window Kit: Place the assembled window kit into the window track and close the window firmly against it.
- Connect Exhaust Hose to Unit: Connect one end of the exhaust hose to the exhaust port on the back of the air conditioner unit.
- Connect Exhaust Hose to Window Kit: Extend the exhaust hose and insert the other end into the window kit's exhaust adapter. Ensure all connections are tight to prevent hot air from re-entering the room.

Image: Visual guide demonstrating how to install the portable AC unit with the window kit for both sliding and double/single-hung windows.

Image: Step-by-step illustration of the installation process, including adjusting the baffle plate, placing the kit, connecting the hose to the unit, and extending the hose to the window kit.
5. Operating Instructions
The unit can be operated via the control panel on the top of the unit or using the included remote control.
Control Panel and Remote Control:
The LED display shows current settings. The remote control has an effective range of up to 25 feet.
Operating Modes:
- Cool Mode: Provides cooling for the room. Set desired temperature between 59°F and 88°F.
- Fan Mode: Circulates air without cooling. Select from three fan speeds (Low, Medium, High).
- Dehumidifier Mode: Removes moisture from the air, with a capacity of 60 pints per day.
- Sleep Mode: Operates quietly at approximately 51dB, ideal for nighttime use. The unit automatically adjusts temperature for optimal comfort and energy saving.

Image: The portable AC unit operating in a bedroom, emphasizing its quiet sleep mode (under 51dB) and 24-hour timer feature for scheduled comfort.
Timer Function:
The 24-hour programmable timer allows you to schedule the unit to turn on or off automatically, optimizing energy use and ensuring comfort upon arrival or waking.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your air conditioner.
Cleaning the Air Filter:
The unit features a removable and washable air filter. Clean the filter regularly (every two weeks or more often depending on usage) to maintain air quality and cooling efficiency.
- Unplug the air conditioner from the power outlet.
- Locate and remove the air filter from the back or side of the unit.
- Wash the filter with warm, soapy water. Rinse thoroughly.
- Allow the filter to air dry completely before reinserting it into the unit.
Draining the Unit:
The unit features self-evaporation technology, which typically eliminates the need for manual drainage. However, in high humidity conditions, the internal water tank may fill up. If the unit stops operating and displays a 'Full' indicator, you will need to drain it manually.
- Unplug the unit.
- Place a shallow pan or tray under the drain port (usually located at the bottom rear of the unit).
- Remove the drain plug to allow water to flow out.
- Once drained, replace the drain plug securely.
Cleaning the Unit Exterior:
Wipe the exterior with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
7. Troubleshooting
Before contacting customer support, refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply Power cord not plugged in Circuit breaker tripped | Check power outlet Ensure cord is securely plugged in Reset circuit breaker |
| Unit does not cool effectively | Air filter is dirty Room size too large Windows/doors open Exhaust hose not properly installed | Clean air filter Ensure room size is within 550 sq ft Close all windows and doors Check exhaust hose for proper sealing |
| Water leakage | Drain plug loose Unit not level Drain hose clogged | Tighten drain plug Place unit on a level surface Clear any obstructions in the drain hose |
| Unit is noisy | Unit not on a level surface Fan speed too high | Ensure unit is on a flat, stable surface Reduce fan speed or activate Sleep Mode |
8. Specifications
Detailed technical specifications for the KOKEBREN 12,000 BTU Portable Air Conditioner.

Image: The portable AC unit highlighting its powerful and efficient cooling capabilities, including 12,000 BTU ASHRAE, 7,200 BTU DOE/SACC, 400 m³/h airflow, and suitability for rooms up to 550 sq ft.
| Specification | Value |
|---|---|
| Brand | KOKEBREN |
| Model Name | AR09/12/18/24JSFLBWKXCV |
| Model Number | lcvrbAsqyr8fj1TnxvmsLABfn |
| Cooling Power (ASHRAE) | 12,000 British Thermal Units |
| Cooling Power (SACC) | 7,200 British Thermal Units |
| Capacity (Area) | Up to 550 Square Feet |
| Dehumidification Capacity | 60 Pints/Day |
| Airflow | 400 m³/h (Max) |
| Fan Speeds | 3 (Low, Medium, High) |
| Working Temperature Range | 59°F - 88°F |
| Noise Level (Sleep Mode) | 51 Decibels |
| Voltage | 110V |
| Frequency | 60Hz |
| Wattage | 1200 Watts |
| Refrigerant | R32 |
| Product Dimensions (D x W x H) | 18.5" x 15.35" x 35.24" |
| Item Weight | 76.7 Pounds |
| Controller Type | Remote Control |
| Installation Type | Packaged |
9. Warranty and Customer Support
According to the product information, there is no specific warranty description provided for this product. For any operational issues, troubleshooting assistance beyond this manual, or inquiries regarding your KOKEBREN Portable Air Conditioner, please contact the retailer or the manufacturer's customer support channel where you purchased the product. Keep your purchase receipt for reference.