1. Introducción
This manual provides essential information for the safe and efficient operation of your Keystone 8,000 BTU Wall Mounted Air Conditioner and Dehumidifier. Please read these instructions thoroughly before installation and use, and retain them for future reference. This unit is designed to provide consistent cooling and dehumidification for small to medium-sized rooms up to 350 square feet.
2. Información de seguridad
Your safety and the safety of others are very important. Please read all safety messages in this manual and on the appliance. Failure to follow these instructions may result in property damage, personal injury, or death.
- Conéctelo siempre a una toma de corriente con conexión a tierra.
- No opere la unidad con un cable de alimentación o enchufe dañado.
- No bloquee las entradas ni salidas de aire.
- Ensure proper installation to prevent water leakage.
- Mantenga a los niños alejados de la unidad.
- Desenchufe la unidad antes de limpiarla o repararla.
3. Configuración e instalación
This air conditioner is designed for through-the-wall installation. A standard universal interior trim kit is included for ease of installation. A wall sleeve (sold separately) is required for proper installation.
3.1. Comprobaciones previas a la instalación
- Verify the wall opening dimensions are suitable for the unit (minimum height 16 inches, minimum width 24 inches).
- Ensure the electrical outlet is a NEMA 5-15P, 115V/15A standard. The unit has a 7 ft. LCDI cable.
3.2. Pasos de instalación
- Install the wall sleeve (if not already present) according to its manufacturer's instructions.
- Carefully slide the air conditioner unit into the installed wall sleeve.
- Secure the unit within the sleeve using the provided hardware.
- Install the interior trim kit around the unit for a finished appearance.
- Plug the unit into a grounded 115V/15A electrical outlet.

Image: The unit is designed for easy installation into a wall sleeve, freeing up window space.

Image: Details on the NEMA 5-15P plug type and 7 ft LCDI cable length for the unit.
4. Instrucciones de funcionamiento
Your Keystone air conditioner offers multiple modes and features for personalized comfort.
4.1. Panel de control y control remoto
The unit can be controlled via the integrated control panel or the included remote control. The remote features a built-in thermostat that senses the temperature at your location and adjusts the unit for consistent comfort.

Image: The remote control allows you to adjust settings from anywhere in the room, with its built-in thermostat ensuring accurate temperature readings.
4.2. Modos y configuraciones
- Modos de enfriamiento: Select from multiple cooling modes to suit your preference.
- Velocidades del ventilador: Adjust the fan speed (3 options) for optimal airflow.
- Rejillas de aire: Manually adjust the 4-way air louvers to direct airflow.
- Deshumidificación: The unit can remove up to 2.1 pints of moisture per hour, improving air quality.
- Modo de ahorro de energía: Activates energy-saving operation to reduce power consumption.
- Modo de sueño: Gradually increases the room temperature over time to save energy during sleep.
- Temporizador de 24 horas: Program the unit to turn on or off automatically within a 24-hour cycle.

Image: The unit features 3-in-1 technology for powerful cooling, adjustable airflow, and effective dehumidification.

Image: Sleep mode gradually adjusts the temperature to save energy and enhance comfort during rest.
5. Mantenimiento
El mantenimiento regular garantiza un rendimiento óptimo y la longevidad de su aire acondicionado.
5.1. Limpieza del filtro de aire
The unit is equipped with a washable mesh filter. A "Check Filter" alert will illuminate when it's time to clean the filter. To clean:
- Desconecte el aire acondicionado de la toma de corriente.
- Remove the front grille and carefully slide out the mesh filter.
- Lave el filtro con agua tibia y jabón. Enjuáguelo bien.
- Permita que el filtro se seque al aire completamente antes de volver a instalarlo.
- Reinstall the filter and front grille, then plug the unit back in.

Image: The washable, removable filter should be cleaned regularly to maintain air quality and unit efficiency.
5.2. Limpieza General
Limpie el exterior de la unidad con un paño suave yamp paño. No utilice productos químicos agresivos ni limpiadores abrasivos.
6. Solución de problemas
If your unit is not operating correctly, refer to the following common issues before contacting customer support.
| Problema | Posible causa | Solución |
|---|---|---|
| La unidad no se enciende | No hay energía, disyuntor disparado, enchufe suelto. | Check power connection, reset breaker, ensure plug is secure. |
| Refrigeración insuficiente | Dirty air filter, blocked air vents, room too large, temperature setting too high. | Clean filter, clear vents, ensure unit is appropriate for room size, lower temperature setting. |
| La unidad es ruidosa | Loose parts, unit not level, foreign object in fan. | Verifique si hay componentes sueltos, asegúrese de que la unidad esté nivelada e inspeccione si hay obstrucciones. |
| Fuga de agua | Ángulo de instalación inadecuado, drenaje obstruido. | Verify unit is slightly tilted outwards for drainage, clear any drain obstructions. |
7. Especificaciones
| Característica | Detalle |
|---|---|
| Marca | Piedra clave |
| Número de modelo | KSTAT08-1E |
| Potencia de enfriamiento | 8,000 unidades térmicas británicas (BTU) |
| Capacidad de deshumidificación | 2.1 pintas por hora |
| Área de cobertura | Hasta 350 pies cuadrados |
| Volumentage | 115 voltios |
| Quétage | 830 vatios |
| Nivel de ruido | 49.5 decibelios |
| Dimensiones del producto (Pr. x An. x Al.) | 20.28" de profundidad x 24.21" de ancho x 14.53" de alto |
| Peso del artículo | 63 libras |
| Tipo de instalación | A través de la pared |
| Características especiales | 24 Hour Timer, Energy Saver Mode, Fast Cooling, Remote Controlled, Sleep Mode |
| Tipo de filtro | Filtro de malla |
| Refrigerante | R-32 |
| Método de control | Mando a distancia |

Image: Detailed dimensions and weight of the air conditioner unit.

Image: Guide for selecting the appropriate BTU based on room size, indicating 8,000 BTU for up to 350 sq. ft.
8. Garantía y soporte
Este aire acondicionado Keystone viene con un Garantía limitada de 1 añosConsulte la tarjeta de garantía incluida con su producto para conocer los términos y condiciones completos.
For technical support, service, or warranty claims, please contact Keystone customer service. Contact information can typically be found on the product packaging or the official Keystone websitio.