California Water treatment T2/3 Exam with all Correct & 100%
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1. Volute
Casing that houses the impeller in a centrifugal pump
( centrifu-gal
pump )
2. Shaft sleeve ( Tube used to protect shaft from packing ware at the stuflng box; usually
made of
centrifugal pump steel or copper.
)
3. Impeller Adds head to water ; a damaged impeller can lead to reduced flow
( cen-trifugal
pump )
Steel bar that connects the pump to the motor
4. Shaft
( centrifu-gal
pump )
the area in a pump's casing that contains the packing material ; prevents
5. Stuffing box ( from the
centrifugal pump casing into the shaft/ motor
)
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, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
6. Packings Located in the stuflng box ; used to prevent leaks where the shaft
( cen-trifugal enters the impeller casing. *Do not over tighten ; allow for a slight leak
pump )
( slight leakage cools and lubricants packings )*.
Clean water injected near stuflng box(packings/shaft); used to lubricate,
7. Seal water
( cen-trifugal cool , flush impurities, and prevent air from entering the pump
pump )
Alternative to packings ; doesn't have to be tightened unlike packings.
8. Mechanical
seal
( centrifugal
pump
)
Cools and lubricates packings. Prevents air suction by sending seal water
towards
9. Lantern ring (
centrifugal pump the pump .
)
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45
, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
10. Flex coupling ( Connects two shafts together ( connects motor to pump ). Allows for a slight
centrifugal pump misalignment.
)
11. Guard Safety equipment; allows for protection from rotating parts ; covers
( centrifu-gal coupling and shaft .
pump )
Prevents high pressure water from leaking into low pressure water .
12. Wear ring
( cen-trifugal Restricts leakage from impeller discharge to pump suction.
pump )
13. Check valve ( cen- Prevents back flow into pump ; located on discharge side of pump.
trifugal pump )
14. Foot valve ( A special type of check valve located at the bottom end of the
cen-trifugal suction pipe on a pump. This valve opens when the pump operates to
pump )
allow water to enter the
suction pipe but closes when the pump shuts ott to prevent water from
3/
45
, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
flowing
4/
45
Verified Answers |Latest Version |Already Graded A+
1. Volute
Casing that houses the impeller in a centrifugal pump
( centrifu-gal
pump )
2. Shaft sleeve ( Tube used to protect shaft from packing ware at the stuflng box; usually
made of
centrifugal pump steel or copper.
)
3. Impeller Adds head to water ; a damaged impeller can lead to reduced flow
( cen-trifugal
pump )
Steel bar that connects the pump to the motor
4. Shaft
( centrifu-gal
pump )
the area in a pump's casing that contains the packing material ; prevents
5. Stuffing box ( from the
centrifugal pump casing into the shaft/ motor
)
1/
45
, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
6. Packings Located in the stuflng box ; used to prevent leaks where the shaft
( cen-trifugal enters the impeller casing. *Do not over tighten ; allow for a slight leak
pump )
( slight leakage cools and lubricants packings )*.
Clean water injected near stuflng box(packings/shaft); used to lubricate,
7. Seal water
( cen-trifugal cool , flush impurities, and prevent air from entering the pump
pump )
Alternative to packings ; doesn't have to be tightened unlike packings.
8. Mechanical
seal
( centrifugal
pump
)
Cools and lubricates packings. Prevents air suction by sending seal water
towards
9. Lantern ring (
centrifugal pump the pump .
)
2/
45
, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
10. Flex coupling ( Connects two shafts together ( connects motor to pump ). Allows for a slight
centrifugal pump misalignment.
)
11. Guard Safety equipment; allows for protection from rotating parts ; covers
( centrifu-gal coupling and shaft .
pump )
Prevents high pressure water from leaking into low pressure water .
12. Wear ring
( cen-trifugal Restricts leakage from impeller discharge to pump suction.
pump )
13. Check valve ( cen- Prevents back flow into pump ; located on discharge side of pump.
trifugal pump )
14. Foot valve ( A special type of check valve located at the bottom end of the
cen-trifugal suction pipe on a pump. This valve opens when the pump operates to
pump )
allow water to enter the
suction pipe but closes when the pump shuts ott to prevent water from
3/
45
, California Water treatment T2/3 Exam with all Correct & 100%
Verified Answers |Latest Version |Already Graded A+
flowing
4/
45
