1.The set temperature is too close to the room temperature
2.In Dry mode and Auto Fan mode the indoor fan will restart and stop frequently
3.The room is too small compared to the capacity of the unit.
4.The unit was set in Timer function
5. May be you need clean the air filter, please the video:"How to clean air filter" in our website.(http://www.haier.com/in/service_support/self_service/air_conditioner/help_troubleshooting/how_to/split_ac/question/201512/t20151201_292829.shtml)