Page 249 - Root Cause Failure Analysis
P. 249
Part I11
EQUIPMENT
TROUBLESHOOTING GUIDE
Most machine trains are prone to certain kinds of abnormal behavior and generally
exhibit a finite number of recumng failure modes. In most cases, failures result from
improper maintenance and operating practices that do not abide by design limits and
restrictions.
This part provides an overview of the more common failure modes for machinery
found in integrated process plants. Troubleshooting guides are provided for: pumps.
fans, blowers, fluidizers, conveyors, compressors, mixers, agitators, dust collectors.
process rolls, gearboxes/reducers, steam traps, inverters, control valves. seals, and
packing.
