Bevel-helical gear reducers B4 power in W Installation space in mm Size heating B4-FH11A

Flender/Flender Gear Units/Bevel-helical gear reducers B4

wer than 4C. Further information You can find additional information about the technical data of the gear unit in the data sheet and the list of equipment in the complete documentation for the gear unit. 7.2 Irregularities in operation 7.2 Irregularities in operation Introduction Switch off the drive aggregate immediately if it exhibits irregular behaviour during operation. few irregularities are listed below as examples: Oil temperature exceeds the maximum permissible value Operation 7.3 Taking the unit out of service 7 Edition 0/2 A5-0 enAlarm tripped by the pressure monitor in the oil cooling system or oil supply system Unusual operating noise NOTICE Faults can cause damage to the gear unit The gear unit might sustain damage if it is not shut down when fault occurs. Switch off the drive assembly immediately if any fault condition develops. NOTICE The gear unit can sustain damage if it becomes misaligned. Operating gear unit when it is misaligned can result in gear unit damage. If you notice changes at the active tooth flanks, carry out another alignment check even if the shafts were positioned correctly when the gear unit was initially installed. Rectifying irregularities in operation Proceed as follows to rectify any irregularities in operation: 1.Switch off the drive aggregate if it exhibits irregular behaviour during operation 2.Refer to the Fault information ( Page to find the cause of the fault. 3.If you still cannot determine the cause of the fault, contact Flender Customer Service (Page . 7.3 Taking the unit out of service 7.3 Taking the unit out of service If you take the unit out of service for prolonged period, you must take the following meas- ures depending on the length of time that the gear unit will remain out of service: Switch off the drive aggregate. For gear units with cooling coil or water-oil cooler: If there is risk of frost or the unit is to be taken out of service for prolonged period, drain the water from the cooling coil or