Need help with potentiometer connection
That is correct in the case of the pot whose wiper is connected to pin 2 of the chip.



Figure 1. Standard potentiometer pinout. Source: Electronics Tutorials.

The second pot in your schematic has pins 2 and 3 connected together to make a variable resistor or "rheostat".

Some schematics will show a dot at one end of the pot indicating the clockwise end.