Dear Guest Warmest greeting from Dom Hotel Jogja, Thank you for the information, in case the AC is not cold or there is a problem it can happen due to technical constraints that can happen at any time, for the problematic room constraints please immediately contact the receptionist to be forwarded to our engineering for repair, for the future if you stay again at our property please immediately inform us so that it can be followed up immediately. Sorry for the inconvenience, we look forward to your return. Best regards. Benny Kukuh Priprasetyo. Executive Assistant Manager