Most of the guides on the rod make cracking or creaking sounds. So the person who installed the guides didnt put enough tension on the thread when he was wrapping the guides.
Reason I ask is because some local guys are Pratley Kraftex or similar resin which is like glass and very brittle. They should be using a flexible resin.
The font you are using reminds me of the mills and boons books my dad use to read. The poor old man was a little blind so he only took the books written in big font. He would smash out 10 books over a weekend