SCHINDLER
Advance exchange
J+2 repair
J+10 repair
Door operator QKS (4VBOC)
Repair of the QKS (4VBOC) SCHINDLER door operator. Diagnosis, testing and reconditioning. Available for repair in J+2 or J+10, or as an advance exchange subject to availability.
Advance exchangeJ+2 repairJ+10 repairDescription
Functions of the SCHINDLER lift door operator: QKS (4VBOC). This subassembly handles door opening and closing control, door safety management, and movement control according to the installation's configuration.