Adjusting Reverse Sensor; Positive Stop Setting - Chamberlain MIRACLE-ONE Owner's Manual

A D J U S T I N G R E V E R S E S E N S O R
Adjust the reverse sensor so when the gate hits any object while opening, it will STOP, and when the gate hits any object while closing,
it will REVERSE. The reverse sensor must be adjusted while the gate is opening or closing.
Sensor is too sensitive
Sensor is not sensitive enough
This switch is to be turned to
in the closed position. The operator will use the "Positive Stop" at the gate's closed position. It is still necessary to adjust the operator's
limit switches at the closed position. The control board will look for the limit close first, then the positive stop.
Part #
NOTE: Mount the positive stop on concrete
ONLY and secure with concrete anchors.
= if the gate stops in midcycle or reverses by itself.
P O S I T I V E S T O P S E T T I N G
YES when a Physical Stop
APSA
= if the gate hits an object and does not stop or reverse.
Minimum Sensitivity
is used to stop the gate(s). This can allow the gate(s) to be locked or secured
28
Reverse sensor works the same on the single or
master/second control board.
Maximum Sensitivity
Positive stop works the same on the single or
master/second control board.