예열을 20분째하는데 아이들링 rpm이 떨어지지가 않아 어쩌란겨ㅜㅜ

Default Widget

This is Sidebar 1. You can edit the content that appears here by visiting your Widgets panel and modifying the current widgets in Sidebar 1. Or, if you want to be a true ninja, you can add your own content to this sidebar by using the appropriate hooks.