Check if you have a spare pneumatic connector on your tool kit.
If not available, you can try the following to fix the issue temporarily and use the CFS.
1. Identifying the Problem:
- Loose or Damaged Connector: The PTFE tube may not stay secured, leading to printing issues.
2. Immediate Fixes:
- Temporary Solutions: Some users have applied a small amount of super glue gel to hold the PTFE tube in place temporarily while waiting for replacement.