Right at the very top of the page, they explain that. in case of "Thread Breakage" you should "try re-threading the machine", and also "make sure the thread goe

Right at the very top of the page, they explain that. in case of "Thread Breakage" you should "try re-threading the machine", and also "make sure the thread goes through all guides". It appears that their web designer has taken this advice to heart.