H4-KH-13-D r additional forces on the low speed shaft LSS ar Helical speed reducers H4

Flender/Flender Gear Units/Helical speed reducers H4

intenance schedule 7 Edition 0/2 B5-0 enIntervals and time limits Measures Daily Check the oil temperature Check for leaks Check the oil pressure (if pressure lubrication is fitted) Check for changes in the gear unit noise Check the water pressure Monthly and prior to every start-up Check the oil level 4operating hours after commissioning Check the water content of the oil Change the oil (or depending on results of the oil sample test) Check that all of the fastening bolts are tight Every 3months Check the speed monitoring of the auxiliary drive Check the auxiliary drive Clean the oil filter Clean the air filter Clean the coarse filter Every 3operating hours Measure the vibration levels of the rolling-contact bearings Every 3 operating hours, at least every 6monthsRegrease taconite seals At least every 6months (see specification on plate at lubrication point)Replenish grease in grease-lubricated rolling-contact bearings Every 5operating hours, at least every 1monthsReplenish grease in the oil retaining pipe Every 1months Check the friction linings of the torque-limiting back- stop Inspect the hose lines Inspect the shrink disk Check the water content of the oil Every 1 operating hours, at least every 2yearsChange the oil if using mineral oil of API Group or II or saturated synthetic esters (or depending on the res- ult of the oil sample test) Check the airoil cooler (the same time as you change the oil) Check the wateroil cooler (the same time as you change the oil) Every 2years Carry out general inspection of the gear unit Check the cooling coil Check that all of the fastening bolts are tight Clean the fan and gear unit Servicing 8.3 Maintenance and servicing work B5-0 en Edition 0/2 7Intervals and time limits Measures Every 2 operating hours, at least every 4yearsChange the oil if using semi-synthetic oil of API Group III, PAO or PG oil (or depending on the result of the oil sampling) 6years after the specified date of manufac- tureChange the hoses Table8-1: Mai