Updated: 08.11.2026
In brief: Power-operated windows in workplaces are inspected regularly, usually once a year, by a competent person. The hardware, actuator, fixings, cables, control and all protective devices are checked. This page applies to ventilation windows; smoke ventilation systems have their own inspection duties.
Inspection checklist
- Sash and hardware: moves smoothly, no cracks, safety stay or Safety stay present and secure.
- Actuator: bracket and sash bracket firmly seated, chain or spindle undamaged, no unusual noises.
- End positions: window opens to full opening width and closes tightly.
- Cables and connections: no crushing, strain relief in order.
- Control: push buttons, timer program, Rain sensor and Wind monitor work.
- Protection at the closing edges: measures from the Risk assessment still effective.
Who may inspect?
A competent person with knowledge of windows and actuators, for example a specialist company for windows or building services. The basis is ASR A1.6; power-operated windows are Work equipment.
What to do if defects are found?
Fix defects before the window is used again. If an actuator is faulty, see the guide Repair or replace?. More on maintenance: Maintenance of window actuators.
Note: overview, not legal advice. Background: Power-operated windows from 2027.
Frequently asked questions
How often must power-operated windows be inspected?
In workplaces regularly, usually once a year. The operator can set shorter intervals, for example with heavy use.
Does the inspection also apply to windows in private homes?
The workplace rules apply to workplaces. In private homes, a regular visual check of hardware, actuator and cables is still recommended.
Technically reviewed by Dietmar Heiken, Sales, Vent Systems HDI GmbH, Hamburg – around 20 years of industry experience. Questions? Phone +49 40 50694631 or info@ventsystems.de
Last updated: 08.11.2026
