Chapter 3 - Steam Heating Systems

Description

Standard Piping & Equipment for Steam Heating Systems Operation & Maintenance
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Quiz by Ne Bar, updated more than 1 year ago
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Created by Ne Bar over 9 years ago
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Resource summary

Question 1

Question
In a gravity return system, the boiler should be placed
Answer
  • well below the lowest radiator
  • well below the highest radiator
  • at the same level as the radiators

Question 2

Question
The pressure balancing device that prevents the boiler pressure from forcing he water in the boiler into the return line is called a
Answer
  • Hartford loop
  • Pressure equalizer
  • Pressure control valve

Question 3

Question
When starting up a steam heating boiler it should be filled to:
Answer
  • 1/2 of a gage glass
  • 1/4 of a gage glass
  • 3/4 of a gage glass

Question 4

Question
If the water level falls too low during operation of a steam heating boiler the operator should
Answer
  • shut the boiler down
  • add more water immediately
  • lower the flame and add water to bring it up to a safe level

Question 5

Question
The Hartford Loop prevents the water in the boiler from
Answer
  • dropping below a safe level
  • contamination by impurities in the returning condensate
  • exceeding the highest safe level

Question 6

Question
This steam piping arrangement was also one of the first heating system to be developed.
Answer
  • one-pipe gravity return system
  • Hartford loop
  • two-pipe gravity steam system with steam traps

Question 7

Question
Slow or insufficient heat throughout a building heated by steam can be caused by:
Answer
  • too low a firing rate
  • air leaks
  • oversized piping

Question 8

Question
The piping and heating units of a steam heating system must be so arranged that:
Answer
  • steam can flow freely to all heating units
  • the condensate can flow freely to the heating units
  • the air can be kept at the top of the heating units

Question 9

Question
Which of the following would you expect to find in a steam heating system? 1. convectors 2. return traps 3. condensate tank 4. cushion tank A) 1, 2, 3 B)2, 3, 4 C)1, 2, 4 D)1, 3, 4 E) 1, 2, 3, 4
Answer
  • A
  • B
  • C
  • D
  • E

Question 10

Question
Identify from the following list, which systems are a piping arrangements for steam heating systems. 1. Hartford Loop 2. Two-pipe with variable vacuum system 3. One-pipe gravity system 4. Two-pipe return trap system A) 1, 2, 3, 4 B) 1, 2, 3 C) 2, 3, 4 D) 1, 3, 4 E) 1, 2, 4
Answer
  • A
  • B
  • C
  • D
  • E

Question 11

Question
Slow or insufficient heat in one or more rooms in a steam heated building can be caused by a:
Answer
  • faulty steam trap
  • faulty float switch
  • faulty heater
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