Where to wire a start stop button on ATV61 or ATV71.
ATV61 and ATV71
All models, all serial numbers
In 2-wire control, wire the start/stop contact between +24 and L11.
In 3-wire control, the normally closed Stop pushbutton is wired between +24 and LI1. The normally open Start pushbutton is wired between +24 and LI2.