TDLR – Water Well Pump Installer
Examination Questions and Correct
Answers (Verified Answers) Plus Rationale
2027 Q&A| Instant Download Pdf
1. What is the primary purpose of a well pump installation?
A. To increase the depth of the well
B. To provide a controlled means of lifting groundwater from the well
C. To improve the geological formation around the well
D. To eliminate the need for a pressure tank
Answer: B. To provide a controlled means of lifting groundwater from
the well
Rationale: A pump installation provides the mechanical equipment
necessary to move groundwater from the well to the point of use.
Proper sizing, installation, and protection of the equipment are
essential for reliable water delivery and protection of the
groundwater source.
,2. Which Texas agency regulates water well pump installers?
A. Texas Commission on Environmental Quality only
B. Texas Department of Insurance
C. Texas Department of Licensing and Regulation
D. Texas Department of Transportation
Answer: C. Texas Department of Licensing and Regulation
Rationale: The Texas Department of Licensing and Regulation (TDLR)
regulates private water well drilling and pump installation in Texas.
Pump installers must meet applicable licensing and endorsement
requirements established by the department.
3. Under Texas licensing requirements, what is the minimum general
experience required for a new pump installer license?
A. 6 months
B. 1 year
C. 2 years
D. 5 years
Answer: C. 2 years
,Rationale: TDLR requires applicants for a pump installer license to
demonstrate at least two years of relevant experience under the
supervision of a licensed well driller or pump installer. Additional
qualifying installations are required for particular endorsements.
4. How many qualifying single-phase pump installations are generally
required for the Texas single-phase pump endorsement?
A. 5
B. 10
C. 15
D. 30
Answer: C. 15
Rationale: TDLR identifies 15 qualifying installations as the experience
requirement for the Single Phase Pumps endorsement. The same
minimum is used for several other pump installer endorsement
categories.
5. Which endorsement covers line-shaft turbine pumps?
A. P
B. K
, C. T
D. L
Answer: C. T
Rationale: The T endorsement applies to line-shaft turbine pumps.
Other pump installer endorsements include P for single-phase pumps,
K for three-phase pumps, and L for windmills, hand pumps, and pump
jacks.
6. What is the primary function of a submersible pump?
A. To pump water while the motor remains above the well
B. To operate with the pumping unit submerged in the well
C. To inject air into the aquifer
D. To mechanically drill the well
Answer: B. To operate with the pumping unit submerged in the well
Rationale: A submersible pump assembly is installed below the water
level, with the motor and pump operating within the well. This
arrangement allows water to be pushed upward through the drop
pipe rather than requiring a suction lift from the surface.
Examination Questions and Correct
Answers (Verified Answers) Plus Rationale
2027 Q&A| Instant Download Pdf
1. What is the primary purpose of a well pump installation?
A. To increase the depth of the well
B. To provide a controlled means of lifting groundwater from the well
C. To improve the geological formation around the well
D. To eliminate the need for a pressure tank
Answer: B. To provide a controlled means of lifting groundwater from
the well
Rationale: A pump installation provides the mechanical equipment
necessary to move groundwater from the well to the point of use.
Proper sizing, installation, and protection of the equipment are
essential for reliable water delivery and protection of the
groundwater source.
,2. Which Texas agency regulates water well pump installers?
A. Texas Commission on Environmental Quality only
B. Texas Department of Insurance
C. Texas Department of Licensing and Regulation
D. Texas Department of Transportation
Answer: C. Texas Department of Licensing and Regulation
Rationale: The Texas Department of Licensing and Regulation (TDLR)
regulates private water well drilling and pump installation in Texas.
Pump installers must meet applicable licensing and endorsement
requirements established by the department.
3. Under Texas licensing requirements, what is the minimum general
experience required for a new pump installer license?
A. 6 months
B. 1 year
C. 2 years
D. 5 years
Answer: C. 2 years
,Rationale: TDLR requires applicants for a pump installer license to
demonstrate at least two years of relevant experience under the
supervision of a licensed well driller or pump installer. Additional
qualifying installations are required for particular endorsements.
4. How many qualifying single-phase pump installations are generally
required for the Texas single-phase pump endorsement?
A. 5
B. 10
C. 15
D. 30
Answer: C. 15
Rationale: TDLR identifies 15 qualifying installations as the experience
requirement for the Single Phase Pumps endorsement. The same
minimum is used for several other pump installer endorsement
categories.
5. Which endorsement covers line-shaft turbine pumps?
A. P
B. K
, C. T
D. L
Answer: C. T
Rationale: The T endorsement applies to line-shaft turbine pumps.
Other pump installer endorsements include P for single-phase pumps,
K for three-phase pumps, and L for windmills, hand pumps, and pump
jacks.
6. What is the primary function of a submersible pump?
A. To pump water while the motor remains above the well
B. To operate with the pumping unit submerged in the well
C. To inject air into the aquifer
D. To mechanically drill the well
Answer: B. To operate with the pumping unit submerged in the well
Rationale: A submersible pump assembly is installed below the water
level, with the motor and pump operating within the well. This
arrangement allows water to be pushed upward through the drop
pipe rather than requiring a suction lift from the surface.
