Configure Search Service Application on SharePoint Server 2013

For Create Search Service Application, navigate to Central Administration >> Application Management >> Manage Service 
Application >> Create New >> Select Search Service Application 

 

Service application Name : Search Service Application 
Search Service Account : svcSearch (This a/c I’ve created for search service application)



Application Pool name for Search Admin Web Service : <Enter Name>
Search Service Account : svcSearch 

 

Application Pool name for Search Query and Site Settings Web Service : <Enter Name>
Search Service Account : svcSearch (Used same a/c for this service too)

 

Once Search Service is created, click on ok.
Navigate to Search Service Application by clicking on it.It will open Search Administration page.

 

We can see, search service is running with svcSearch account. 
To crawl sites, navigate to  Content source link on left panel under Content of Search Administration page.



click on Start Full Crawl. 
Or you can set incremental or full crawl time job by clicking on Edit.