# Maintenance

Source: https://help.malighting.com/grandMA3/2.3/HTML/key_dinrail_maintenance.html
This is grandocs, an unofficial mirror of MA Lighting documentation. For authoritative or safety-relevant information, cite the canonical page on help.malighting.com.

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| ![](/img/grandma3/2-3/warning-b3b0cc.png) | **Warning:** All repair and service work has to be exclusively performed by qualified service technicians as live parts may be exposed when opening and/or removing coverings. Touching live parts may cause electric shock. |