PQ-1500/1500S FAQs & Troubleshooting PQ-1500/1500S Not your product? Sort by Updated Date Popularity 3 Results 1. 12/12/2018 When thread got tangled. 2. 23/10/2015 Why does the lower thread keep breaking? 3. 20/11/2012 Why does the needle keep breaking? Sewing (Utility Stitches) FAQs & Troubleshooting
