How do I set temperature limits on my thermostat?

Access the menu on the PSD111+: Move the Temperature switch to the off position and hold the up and down buttons simultaneously for 3 seconds, or until a menu appears.

1. Press and hold the Up and Down button simultaneously at the TLMT selection.
2. Press Up or Down to select the Heat limit, then press UP and DOWN simultaneously to set the Heat limit
3. Press Up or Down to select the Cool limit, then press up and down simultaneously to set the Cool limit