Wilo FK 17.1 Instrucciones De Instalación Y Funcionamiento página 152

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9 Maintenance and repair........................................................................................................................................................ 181
9.1 Personnel qualifications............................................................................................................................................................................... 181
9.2 Operator responsibilities.............................................................................................................................................................................. 181
9.3 Labelling of the screw plugs........................................................................................................................................................................ 181
9.4 Operating fluid .............................................................................................................................................................................................. 181
9.5 Maintenance intervals .................................................................................................................................................................................. 182
9.6 Maintenance measures ................................................................................................................................................................................ 182
9.7 Repairs ............................................................................................................................................................................................................ 187
10 Faults, causes and remedies ................................................................................................................................................ 189
11 Spare parts............................................................................................................................................................................. 192
12 Disposal.................................................................................................................................................................................. 193
12.1 Oils and lubricants......................................................................................................................................................................................... 193
12.2 Protective clothing ....................................................................................................................................................................................... 193
12.3 Information on the collection of used electrical and electronic products............................................................................................ 193
13 Appendix................................................................................................................................................................................ 193
13.1 Tightening torques ....................................................................................................................................................................................... 193
13.2 Operation with frequency converter.......................................................................................................................................................... 194
13.3 Ex rating ......................................................................................................................................................................................................... 194
152 WILO SE 2019-01