Okay. There was a Windows update last night and the fan started again today. It was fine yesterday evening. Thanks for your help so far.
Here is the log.
Fix result of Farbar Recovery Scan Tool (x64) Version: 17.03.2019
Ran by kody (10-04-2019 12:28:42) Run:2
Running from C:\Users\kody\Downloads
Loaded Profiles: kody (Available Profiles: kody)
Boot Mode: Normal
==============================================
fixlist content:
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virustotal: C:\Users\kody\AppData\Local\Temp\7721.tmp.exe
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VirusTotal: C:\Users\kody\AppData\Local\Temp\7721.tmp.exe => https://www.virustot...sis/1554831848/
==== End of Fixlog 12:28:42 ====