with dualside high speed shaft HSS opposite dri B4-DV-27B Bevel-helical speed reducers B4

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

unit. More information about installed components can be found in the instructions for the com- ponents in the complete documentation for the gear unit. 8.3 Maintenance and servicing work 8.3 Maintenance and servicing work Introduction You can find maintenance and servicing measures relating to gear unit lubrication and pre- servation, which are not provided in this chapter, in instructions7 in the complete docu- mentation for the gear unit. Servicing 8.3 Maintenance and servicing work A5-0 en Edition 0/2 7.3.1 Checking the oil temperature 8.3 Maintenance and servicing work Damage to the gear unit due to excessively high oil sump temperatures The gear unit can sustain damage due to insufficient lubrication if you allow it to operate at oil sump temperatures above the maximum permissible temperature. Do not operate the gear unit above the maximum permissible oil sump temperature. Procedure Proceed as follows to check the oil temperature: 1.Allow the gear unit to reach its normal operating temperature. 2.Operate the gear unit with the maximum driven machine power. 3.Measure the temperature of the oil in the oil sump. 4 HB series gearbox pare the measured value with the maximum permissible oil temperature ( Page . 5.Immediately stop the gear unit if the maximum permissible oil temperature is exceeded. Contact Flender Customer Service ( Page . 8.3.2 Measuring the vibration levels of the rolling-contact bearings 8.3 Maintenance and servicing work Procedure Proceed as follows to measure the vibration levels of the rolling-contact bearings: 1.Measure the vibrations at the rolling-contact bearings. 2.Document the measurement results. 3 HB series gearbox pare the measured values with the comparison values that were documented when commissioning the gear unit. 4.Replace defective rolling-contact bearings. 5.Archive the report together with these instructions. NOTICE Damage to the gear unit defective rolling-contact bearing may cause damage to the gear unit. Replace the rolling-contact bearings at th