OPERATING and MAINTENANCE MANUAL Jetfans and other Axial ...

Fan Systems Group Ltd Tel: +44 (14 22 378 131Rochdale Road, Halifax 4HX 8HB, United Kingdom Fax: +44 (14 22) 371 672certified acc. to DIN ISO 9001LIST OF CONTENTSPAGECommonly used designs of Axial Fans and Centrifugal Fans .................................................................................... 3Preface......................................................................................................................................................................... 41. Transport and Transport advice............................................................................................................................... 42. Installation of Axial and Centrifugal Fans - General...................................................................................... 53. Dismounting – Refitting ............................................................................................................................................ 54. Start-up ....................................................................................................................................................................... 5+65. Maintenance ............................................................................................................................................................... 65.1 Vibration monitoring..................................................................................................................................................... 65.2 Bearings5.2.1 Monitoring of bearings ................................................................................................................................................. 65.2.2 Grease quality and lubrication intervals....................................................................................................................... 6+75.3 Impeller inspection....................................................................................................................................................... 75.4 Dismounting - Refitting of impellers see section 11. + 12............................................................................................ 76. Electric Motors........................................................................................................................................................... 7+87. Instructions for storage and prolonged standstill (see also section 1. Transport) ................................................ 87.1 Precautions against unintentional start-up................................................................................................................... 88. Special instructions................................................................................................................................................... 98.1 Operation at higher temperatures (> 70°C) ................................................................................................................. 98.2 Explosion protection (see also section 4. explosion-proof fans).................................................................................. 98.3 Frequency converter .................................................................................................................................................... 98.4 Thermal safety ............................................................................................................................................................. 99. Down-time limitation.................................................................................................................................................. 9Detailed diagram Axial fan ......................................................................................................................................... 1010. Roof Suspended-Fans - Additional instructions............................................................................................ 1110.1 Installation plan for roof suspended fans ..................................................................................................................... 1211. Dismantling and refitting of impellers having an extraction device...................................................................... 1312. Dismantling and refitting of impellers having taperlock bushes .......................................................................... 1413. Installation and fitting instructions for flexible connections................................................................................. 1514. Fire dampers .............................................................................................................................................................. 1615. Storage instructions for spare parts........................................................................................................................ 1716. Fundamental safety instructions for products and components of Fan Systems Group................................... 18+192