To connect your gas dryer to a black pipe, follow these steps:

1. Turn off the gas supply valve.

2. Disconnect the old gas hose from the dryer.

3. Measure and cut a new flexible gas connector hose to the appropriate length.

4. Attach one end of the gas hose to the gas supply valve.

5. Attach the other end of the hose to the gas inlet on the dryer.

6. Turn on the gas supply valve and check for leaks.