Design and function
Butzbach GmbH Industrietore Original operating manual sliding doors_V1 13/01/2021 20
5.4.6 Truck door (optional)
The truck door is normally built into one of the door leaves of the sliding door. It serves as an opening for
vehicles. It is a separate door with its own control system and separate documentation. Heed the separate
documentation for that door.
Normally, the lower sealing lip of the truck door is raised slightly in order to protect it prior to operating the
respective door leaf of the sliding door system. After the sliding door has finished moving, the truck door closes
again automatically.
5.4.7 Pass door(s) (optional)
As long as the door for people is opened, the respective door leaf is disabled (electric door limit switch). Once
the door(s) are closed again, the limit switch gives the Door closed signal to the control system. The door
control is activated again and the door leaf is once again ready for operation.
Depending on the requirements, the pass doors are equipped with a panic function. In order to be able to
escape in hazardous situations, the installed panic lock allows the pass doors to be opened from the inside,
even when they are locked.
Risk of bodily injury and property damage!
There may be an interdependency between the tail door and the sliding door. The following should be
observed during operation:
The sliding door must be opened before opening the tail door!
The tail door must be closed before closing the sliding door!
It is generally not allowed to tamper with or perform repair work on panic locks.
If there are malfunctions, these must be exchanged as a complete unit. Otherwise, their authorisation for
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