TPC 305 PUMP STUDY EXAMS GUIDE QUESTIONS
AND ANSWERS SURE A+
✔✔Pumps designed to operate under suction lift conditions are used in a sealing or? -
✔✔Injection-type stuffing box
✔✔Pumps that operate at temperatures around 450 are usually made up of? -
✔✔Material made of aluminum or babbit
✔✔Before installing packing on a pump - ✔✔Shut off and lock out power to the pump
✔✔Pressurized __________ is used to form the seal in a packingless seal - ✔✔Boiler
condensate
✔✔Overfilling he reservoir in a pump bearing will cause the bearing to? - ✔✔Overheat
✔✔Bearing grease should be free of any - ✔✔Mineral fillers
✔✔If bearing failure is commonly an issue, you may need to replace the? - ✔✔Shaft or
shaft sleeve
✔✔Most major maintenance problems occur within the pumps - ✔✔Bearings and seals
✔✔Lack of fluid pressure in a pump can often indicate ______ but the internal ______
valves should be checked first - ✔✔Work piston rings; check valves
✔✔End suction centrifugal pumps account for almost ________ % of the pumps used in
industrial plants - ✔✔80%
✔✔ The archmedian screw is pumps material by? - ✔✔A bolt threaded screw in an
enclosed cylinder or open trough
AND ANSWERS SURE A+
✔✔Pumps designed to operate under suction lift conditions are used in a sealing or? -
✔✔Injection-type stuffing box
✔✔Pumps that operate at temperatures around 450 are usually made up of? -
✔✔Material made of aluminum or babbit
✔✔Before installing packing on a pump - ✔✔Shut off and lock out power to the pump
✔✔Pressurized __________ is used to form the seal in a packingless seal - ✔✔Boiler
condensate
✔✔Overfilling he reservoir in a pump bearing will cause the bearing to? - ✔✔Overheat
✔✔Bearing grease should be free of any - ✔✔Mineral fillers
✔✔If bearing failure is commonly an issue, you may need to replace the? - ✔✔Shaft or
shaft sleeve
✔✔Most major maintenance problems occur within the pumps - ✔✔Bearings and seals
✔✔Lack of fluid pressure in a pump can often indicate ______ but the internal ______
valves should be checked first - ✔✔Work piston rings; check valves
✔✔End suction centrifugal pumps account for almost ________ % of the pumps used in
industrial plants - ✔✔80%
✔✔ The archmedian screw is pumps material by? - ✔✔A bolt threaded screw in an
enclosed cylinder or open trough
