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Video Blog 050 - Honeywell Timer THR850S 10-Minute Repair

DISCLAIMER: This video is educational only, so if you decide to do the same yourself then you are on your own, I can't be held responsible for any problems/issues/damage/injury that may occur if you decide to follow this blog and try it yourself.


This is the central heating boiler timer control (lives in the kitchen), bought new, installed and from the outset turns out it's faulty......let's rip it apart!.