Common causes include incorrect settings, dirty equipment, or even damaged fibres. Understanding what might be going wrong and how to address it can save you time and ensure your splicing job is completed successfully. Fibre fusion splicers are critical instruments in modern optical fibre installation and maintenance. When properly maintained and operated, they produce low-loss, high-strength splices. This frustrating issue can stem from several factors, but don't worry, it's usually something you can fix. Fiber optic splicing combines precision mechanics, material behaviour, and. Fusion Splicing Problems are a daily reality for fiber technicians, ranging from simple dust contamination to complex arc instabilities. While the Sangken Splicing machines are designed for high-precision work, even the best equipment requires proper troubleshooting when splices fall outside of. When fusion splicing in the field, a number of issues can arise, causing equipment errors and faulty splices, leading to high splice loss. To counteract these errors, technicians can go through the following troubleshooting checklists: Perform an Arc Test: Before splicing, it's important to perform. Poor cleaving of the fibre ends can result in misalignment and subpar fusion splices. Ensure proper fibre cleaving techniques, using a high-quality fibre cleaver and following manufacturer guidelines.