4234D FAQs & Troubleshooting 4234D Not your product? Sort by Updated Date Popularity 5 Results 1. 28/10/2022 To secure chains 2. 08/08/2017 Differential feed adjustment 3. 20/04/2011 Adjusting the presser foot pressure 4. 24/11/2010 Retracting knife 5. 24/11/2010 Free-arm sewing (removing bed extension) Sewing (Overlock machine) FAQs & Troubleshooting