Title: Instructions manual - THGT fan.pdf
For ATEX Refer IEC EN 60079-14, - 17, -19. This may include purging the ventilation ductwork to ensure no exposure to hazardous gas, vapour, substance, upon subsequent disassembly, and any potential hazard isolated. Ensure that personnel are competent for work required, spare parts are correct for application, tools and materials to be used are available and safe for environment. Identify components, bolts, fixings to be removed, and identify location to ensure replaced in same location, this can be done by marking with number / letter / colour to bolt fixing and any associated spacing material to identify location. This is especially important for motor fixings to supports, and impeller shaft fixings to supports, where packing / spacing / shim material is used to adjust motor / impeller shaft center line, and hence final impeller position. Typical fan arrangement are shown in Annex 5: Typical fan assemblies.Fig 2Fig 38.3 Direct drive fans: