Hybrid drive-thru automatic touchless door system

A hybrid drive-thru door system, comprising:

• a door panel assembly configured for mounting at a frame defining a doorway opening, the door panel assembly including a sliding door panel operable for automatic movement between a closed position to at least partially cover the doorway opening and an open position to at least partially expose the doorway opening, the sliding door panel having an upper sliding door panel member releasably attached to a lower sliding door panel member in a manner that facilitates selective placement of the sliding door panel between a window operating mode and a door operating mode to permit user ingress and egress through the doorway opening;
• and
• a guide system configured for joint movement of the upper sliding door panel member and the lower sliding door panel member relative to the frame in the door operating mode, and independent movement the upper sliding door panel member relative to the lower sliding door panel member in the window operating mode, the guide system including:
• at least one lower guide roller assembly arranged at a lower region of the lower sliding door panel member to facilitate movement of the lower sliding door panel member in the door operating mode,
• at least one intermediate guide roller assembly arranged at an upper region of the lower sliding door panel member to facilitate movement of the lower sliding door panel member in the door operating mode, and
• at least one upper guide roller assembly arranged at a lower region of the upper sliding door panel member to facilitate movement of the upper sliding door panel member in the door operating mode and the window operating mode.