IA2 high K1 vibration IA3 induced fan damper fails closed IA4 worn/cracked K1 tyre and support rollers IA5 damper arm stiff due to lack of lubricant IA6 inadequate power cylinder operating pressures IA7 overheating of K1 tyre and support rollers IA8 caked grease IA9 grease is molten IA10 poor lubrication (graphite blocks) IA11 ingress of dust IA12 insufficient graphite IA13 poor quality of graphite IA14 inadequate graphite-to-K1 tyre contact IA15 particle contamination IB1 thermal shock IB2 K1 disturbance IB3 rapid heating IB4 rapid cooling IB5 feed loss IB6 fuel loss IB7 loss of draft IB8 inadequate K1 speed IB9 storage silo extraction difficulty IB10 lignite fuel loss IB11 HFO fuel loss IB12 K1 electric motor IB13 lack of extraction air IB14 HFO pumps IB15 loss of steam temperature IB16 steam leakage IB17 K1 gearbox IB18 main drive gearbox IB19 girth/pinion gearbox IB20 crack/wear/broken main drive gears IB21 crack/wear/broken girth/pinion drive gears IB22 main drive gearbox overheating IB23 girth/pinion drive gearbox overheating IB24 poor lubrication of main drive gearbox IB25 poor lubrication of girth/pinion drive gearbox IB26 lubrication oil shortage (main drive gearbox) IB27 oil cooler failure (main drive gearbox) IB28 poor oil quality (main drive gearbox) IB29 lubrication oil shortage (girth/pinion drive gearbox) IB30 oil cooler failure (girth/pinion drive gearbox) IB31 poor oil quality (girth/pinion drive gearbox) IC1 poor raw material quality IC2 poor K1 design/manufacturing quality IC3 non-homogenous K1 feed IC4 inadequate blending IC5 raw materials weighing system malfunction
IA2 high K1 vibration IA3 induced fan damper fails closed IA4 worn/cracked K1 tyre and support rollers IA5 damper arm stiff due to lack of lubricant IA6 inadequate power cylinder operating pressures IA7 overheating of K1 tyre and support rollers IA8 caked grease IA9 grease is molten IA10 poor lubrication (graphite blocks) IA11 ingress of dust IA12 insufficient graphite IA13 poor quality of graphite IA14 inadequate graphite-to-K1 tyre contact IA15 particle contamination IB1 thermal shock IB2 K1 disturbance IB3 rapid heating IB4 rapid cooling IB5 feed loss IB6 fuel loss IB7 loss of draft IB8 inadequate K1 speed IB9 storage silo extraction difficulty IB10 lignite fuel loss IB11 HFO fuel loss IB12 K1 electric motor IB13 lack of extraction air IB14 HFO pumps IB15 loss of steam temperature IB16 steam leakage IB17 K1 gearbox IB18 main drive gearbox IB19 girth/pinion gearbox IB20 crack/wear/broken main drive gears IB21 crack/wear/broken girth/pinion drive gears IB22 main drive gearbox overheating IB23 girth/pinion drive gearbox overheating IB24 poor lubrication of main drive gearbox IB25 poor lubrication of girth/pinion drive gearbox IB26 lubrication oil shortage (main drive gearbox) IB27 oil cooler failure (main drive gearbox) IB28 poor oil quality (main drive gearbox) IB29 lubrication oil shortage (girth/pinion drive gearbox) IB30 oil cooler failure (girth/pinion drive gearbox) IB31 poor oil quality (girth/pinion drive gearbox) IC1 poor raw material quality IC2 poor K1 design/manufacturing quality IC3 non-homogenous K1 feed IC4 inadequate blending IC5 raw materials weighing system malfunction