As from Annex V of Regulation (EU) 1253/2014, NRVUs (non-residential ventilation units) manufacturers shall present the values/descriptions of the information requirements on free access websites. In the case of models, of which less than 5 units per year are produced, manufacturers are exempted to make available the disassembly instructions.
Disclaimer: Please note that the European Commission cannot provide a legally binding interpretation of the EU legislation, as this is the sole competence of the European Court of Justice. Any remarks from the European Commission services are without prejudice to the position the Commission might take should related cases arise in a procedure before the Court of Justice.