Why won't the propeller start?

The following situations will cause the propeller to fail to start:

1. When the propeller is in the charging state, the propeller cannot be started at this time. Because the battery cannot be charged and discharged at the same time.
2. The propeller is equipped with overload protection, and the remote control is required to restart the propeller to run at a slow speed after long-lasting running.
3. The propeller is set to overheat protection, it needs to cool down for a while, restart the propeller after long-lasting running.
4. The propeller cannot be started when running out of battery, and it needs to be recharged.
5. The propeller motor is damaged, and the propeller cannot be started. Contact the dealer for replacement or repair.