QC-1000 FAQs & Troubleshooting QC-1000 Not your product? Sort by Updated Date Popularity 2 Results 1. 11/08/2008 Sewing is started even though the presser foot is raised. 2. 17/01/2007 The Automatic Fabric Sensor System does not function More FAQs (English only) Operation FAQs & Troubleshooting