CS-8072 FAQs & Troubleshooting CS-8072 Not your product? Sort by Updated Date Popularity 3 Results 1. 12/12/2018 It is difficult to pass the thread through the needle bar thread guide(hook). 2. 03/23/2016 UPPER THREADING 3. 04/07/2009 Place a spool of thread on a spool pin. Getting Ready FAQs & Troubleshooting