Installation procedure
In order to normally drain water, the drain hose should be mated according to the installation manual. In order to avoid 
The indoor side drain hose should be thermal insulated.
The drain hose should be downwards slant (over 1/100) and there should be no 
The horizontal length of the drain hose should be less than 20m. If the connection pipe is too long, the supporting frame should be set every 1.5~2m to prevent pipe from rise and fall.
For the centralized connection pipe, please perform work as the following Figure shown. 
Pay attention not to exerting external force to the connection part of the drain hose.
AE122BCAAA (H2EM-18H03) specifications
The Haier AE122BCAAA (H2EM-18H03) is a versatile and efficient air conditioning unit that stands out in the crowded market of HVAC systems. Designed to provide optimal cooling and heating solutions, this model is ideal for both residential and commercial spaces.One of the main features of the Haier AE122BCAAA is its powerful cooling capacity. With an output of 18,000 BTUs, it effectively can cool large rooms, making it suitable for various applications such as living rooms, offices, or open spaces. This unit can also heat, making it a dual-function system that provides year-round comfort. The inverter technology embedded within this model ensures efficient energy usage, adapting to the cooling or heating load requirements in real time, thereby conserving energy and reducing utility bills.
The compact design of the Haier AE122BCAAA allows for easy installation and fit into different spaces without requiring extensive modifications. The unit features a sleek and modern aesthetic that blends seamlessly with various home or office interiors. Additionally, its low noise operation ensures a quiet environment, contributing to an undisturbed atmosphere.
Haier has equipped this model with advanced filtration technologies. The air filter captures dust and allergens, improving air quality significantly. Another advantageous feature is the dehumidification mode, which helps control moisture levels in the air, preventing mold growth and creating a more comfortable indoor environment.
The intuitive remote control allows users to manage settings conveniently, including temperature adjustments, fan speed, and mode selection. The programmable timer function enables users to set specific operating times, ensuring that the space is cool or warm precisely when needed.
Energy efficiency is another notable aspect of the Haier AE122BCAAA. It often comes with a high Seasonal Energy Efficiency Ratio (SEER), contributing to lower energy consumption. This feature is essential for environmentally conscious consumers looking to reduce their carbon footprint while still enjoying premium comfort.
In summary, the Haier AE122BCAAA (H2EM-18H03) is a robust and reliable air conditioning solution. With its powerful performance, advanced technologies, and user-friendly features, it offers an excellent choice for anyone in need of efficient cooling and heating. This model not only promises superior temperature management but also emphasizes energy efficiency and air quality, making it a top contender in the HVAC market.