Hydraulic vs. Bifold
Schweiss strongly recommends that accessory upgrade equipment be used on every door. WARNING: Without the proper upgrade equipment, the door could cause serious injury, death, or property damage.
Upper override switch that disconnects power to door if upper limit fails
or if limits are overridden. This safety feature is designed to prevent the
door from traveling beyond its recommended clear opening height.
If the door passes its full clear opening height, it will activate the override
and stop the door automatically.
Side Latch Safety Switches eliminate possible
damage if door is opened while in locked position.
These switches are designed to prevent the door
from operating while the side latches are locked
in the closed position.
Electric Photo Eye Sensors are mounted near floor level used to
prevent or stop the door from closing when an obstruction brakes
the detection beam. All Bifold Doors installed on residential garages
must be equipped with an electric photo eye accessory
2-button constant contact dead man switch, which prevents operator
from leaving control panel while door is in motion, either up or down.
With this type of switch the door will not move in either direction unless
the operator is pressing either the "Up" or "Down" button. When the
operator takes his hand off the up /down button, it will stop the
opening or closing of the door in any midpoint position.
The motor will automatically stop when the door reaches either
the full open or closed position.
Electrical sensing switch along bottom of door to stop door if it
comes in contact with an obstruction, door will then reverse to a
fully open position. Safety edge must be capable of protecting the
entire width of the door opening.
This optional feature is designed to alert persons in the area
of the bifold door that the door is operating. When the door
operator activates the door, a warning light rotates and a horn
sounds. This feature is especially recommended for doors that
will be equipped with radio controls or other remote features
Entrance Lights light up the doorway entrance when activating
the door with remote control accessory. (Very Nice Feature)
Door is capable of being manually operated in the event of a
power outage. Included is a disconnect device to prevent
motor from operating when manually operating door.