17 • replacement of the control valve unit (Art. 14.3): see the previous point of this standard; • variation of speed (Art. 15): see analogous point of 10411-11; • increase of the shaft with eventual increase of the travel space (Art. 16): see analogous point of 10411-11; • replacement of suspension ropes (Art. 17): see analogous point of 10411-11; • replacement or addition of landing doors (Art. 19): see analogous point of 10411-11; • substantial modification of the system (Art. 21): see analogous point of 10411-11. This new publication offers those working in the sector an organic, easy-toread tool to intervene on existing lifts with the aim of increasing the level of safety for both the user and the operator. * Coordinator of the WG9 “Modifications to existing lifts” of the UNICT019 Commission “Lifts, goods lifts, escalators and similar equipment”, General Secretary Anacam, AMCA ELEVATORI 1 Additional verification: in Italy, lift must be inspected every two years by a state-authorised entity. If significant modifications are made, an additional inspection is required immediately after the work has been completed.
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