If you suspect that the coolant in your portable air conditioner is leaking, there are a few signs to look out for. These may include a decrease in cooling performance, hissing or bubbling noises coming from the unit, or visible signs of leakage around the air conditioner. If you notice any of these signs, it is recommended to contact a professional technician to inspect and repair the leak to ensure the proper functioning of your air conditioner. **

The time it takes for a 9000 BTU mobile air conditioner to cool down a 30m2 room can vary depending on factors such as the room's insulation, outside temperature, and the desired temperature. However, as a general estimate, it may take around 10-20 minutes for the air conditioner to start making a noticeable difference in the room's temperature, and it may take up to an hour or more to fully cool down the room to the desired temperature. It's important to note that these are rough estimates and actual cooling times can vary. **

A commuter vehicle can cost up to 9000 euros, depending on the make, model, and condition of the car. In this price range, you can find a variety of compact cars, hatchbacks, and small sedans that are suitable for daily commuting. It's important to carefully consider factors such as mileage, maintenance history, and overall condition when purchasing a commuter vehicle in this price range. **

I'm sorry, but I cannot provide specific information such as registration numbers for license plates. This information is considered sensitive and private, and it is important to respect individuals' privacy and confidentiality. If you have any other questions or need assistance with something else, feel free to ask. **

To apply for a temporary license plate without a vehicle registration certificate and vehicle registration document, you may need to contact your local Department of Motor Vehicles (DMV) or equivalent authority. They may provide you with a process or alternative documentation that can be used to obtain a temporary license plate. It's important to explain your situation and provide any other supporting documents that may be required to prove ownership or eligibility for a temporary plate. Additionally, you may need to pay any applicable fees or provide a valid reason for needing a temporary plate without the usual registration documents. **

The decision of whether to study architecture at TU Dresden or BTU Cottbus depends on your personal preferences and career goals. TU Dresden is a larger and more established university with a strong reputation in architecture, offering a wider range of resources and opportunities. On the other hand, BTU Cottbus is known for its focus on sustainability and environmental design, which may be appealing if you have a specific interest in these areas. Consider visiting both campuses, researching the faculty and curriculum, and speaking with current students to make an informed decision. **

To apply for a short-term license plate without a vehicle registration document and vehicle registration certificate, one would typically need to provide alternative documentation to prove ownership of the vehicle, such as a bill of sale, notarized affidavit of ownership, or a temporary registration permit. Additionally, some states may require a valid form of identification and proof of insurance. It is important to check with the local Department of Motor Vehicles or relevant authority for specific requirements and procedures for obtaining a short-term license plate without the usual registration documents. **

A suitable base for a portable double hot plate would be a sturdy, heat-resistant surface such as a granite or marble countertop, a heat-resistant mat, or a wooden cutting board. It is important to ensure that the base is stable and level to prevent any accidents or spills. Additionally, it should be able to withstand the heat generated by the hot plate to ensure safe and efficient cooking. **