Children's Health | Steam System Operations 201

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Question 1 of 8

1. Question
Which of the following phrases describes the best location to install a drip pan elbow?
- On the discharge side of a steam relief valve
- On the suction side of a pump
- On the discharge side of a pump
- On the intake side of the steam relief valve
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Question 2 of 8

2. Question
Which of the following steam traps should only be used when the supply steam is unmodulated and the steam pressure is 25 PSIG or higher?
- Inverted Bucket
- Float and thermostatic
- Thermodynamic
- Bi-metallic
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Question 3 of 8

3. Question
Which of the following statements best describes a typical result of system stall?
- The heat exchanger floods with liquid condensate.
- The steam pressure within the heat exchanger is too high.
- The steam flow exceeds the capacity of the trap.
- The leaving fluid temperature is too high.
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Question 4 of 8

4. Question
Which of the following phrases best describes the interval that drip legs should be installed along steam pipes?
- Every 100 feet of piping
- Every 500 feet of piping
- Every 50 feet of piping
- Every 25 feet of piping
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Question 5 of 8

5. Question
Which of the following terms best describes a valve used for throttling duty where positive shutoff is required?
- Globe valve
- Ball valve
- Plug valve
- Gate valve
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Question 6 of 8

6. Question
Which of the following phrases best describes the most likely effect from oversizing a coil control valve?
- Decreased control
- Decreased capacity
- Increased pressure drop across valve
- Increased range of control valve operation
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Question 7 of 8

7. Question
Which of the following statements most accurately describes a constant primary variable secondary chilled water system?
- The load (building) loop is the secondary, and the plant (chiller) loop is the primary.
- The load (building) loop is the primary, and the plant (chiller) loop is the secondary.
- The load (building) loop is the chiller, and the plant (chiller) loop is the constant.
- The load (building) loop is the variable, and the plant (chiller) loop is the variable.
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Question 8 of 8

8. Question
Which of the following phrases best describes one of the largest potential energy wasters in a steam system?
- Leaking steam traps
- Faulty throttling valves
- Air in the system
- Uninsulated condensate lines
Correct

Incorrect

Children’s Health | Steam System Operations 201

Children’s Health | Steam System Operations 201

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