Ensure workplace safety with this Running Machinery Warning Sign, designed to alert personnel not to perform maintenance while equipment is in operation. This multi-message safety sign combines a bold prohibition symbol with a clear mandatory action message, helping to reduce the risk of injury in industrial, manufacturing, and engineering environments. Manufactured in the UK using durable, weather-resistant materials, this sign is suitable for both indoor and outdoor settings. It meets ISO 7010 safety symbol standards and supports compliance with the Health and Safety at Work Act 1974 and PUWER 1998 regulations. Featuring a red circular "Do Not" symbol and a blue "Isolate Before Maintenance" panel, the sign is ideal for use on production lines, in machine shops or any hazardous area with moving parts. Help staff and contractors identify safe procedures and prevent accidents with this essential machine safety sign.