Thanks for using Syncfusion product.
We have analyzed your sample and found that you are using some methods that are used to run on dashboard samples. Because of that, only range navigator sample is not rendered properly. So if you want to create with simple range navigator sample, please use the below modified sample. To create a simple chart you can add the following source file in sample,
Please find the modified sample in the following location.
Please let us know if you require further assistance on this.