4th tssa Samenvattingen, Aantekeningen en Examens
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4th TSSA Part B Test (I) 150 Questions with 100% Correct Answers | Verified | Latest Update 2024
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When a combustion air opening is equipped with dampers, the dampers must be - interlocked with 
the burner, and fully open before starting the boiler. 
R4B A substance that absorbs humidity inside a boiler during dry layup is: - Activated 
alumina 
(4-142-1.3) The high oil temperature shutdown device of an oil-fired heater senses the: - Oil 
temperature at the furnace outlet 
R4B A boiler furnace pre-purge: - must last a specific amount of time. 
R4B In a building plumbing system, the potable wa...
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4th TSSA Part B Unit 4 Exam Questions and Answers
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4th TSSA Part B Unit 4 
Exam Questions and 
Answers 
 
Larger capacity, high pressure fuel trains are - Answer-more complex 
The main burner test firing valve should be opened - Answer-before starting the main 
burner 
What is the recommended boiler water pH for wet layup? - Answer-10 
R4B Failure to _____ the furnace thoroughly before light-up can cause a 
furnace explosion. - Answer-purge 
R4B When cooling down a steam boiler that has been taken out of service, 
a vent valve on a steam drum sh...
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4th TSSA Part A (IV) Questions & Answers 2024(A+GRADED 100%VERIFIED)
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4th TSSA Part A (IV) Questions & Answers 2024(A+GRADED 100%VERIFIED)
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4th TSSA Part B Test (II) | 150 Questions with 100% Correct Answers | Verified | Latest Update 2024
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(4-075-int.1) Compressed air tools tend to be: - More expensive than electrical tools 
R4B Temperature relief devices limit the temperature in domestic hot water systems to no 
more than: - 99°C 
(4-143-2.14) What is the primary use of the ground wood pulp, produced by the mechanical process? - 
Newsprint 
R4B The cheapest and most commonly used grease is: - Lime base 
R4B In a circulatingdomestichot water system, automatic air vents - Remove air that is 
released when water is heated 
R4B Natu...
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4th TSSA Part B - Unit 9 Basic Concepts of Compression and Absorption Refrigeration Questions and Correct Solutions
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4th TSSA Part B - Unit 9 Basic Concepts of Compression and Absorption Refrigeration Questions and Correct Solutions
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4th TSSA Part B Test (I) 150 Questions with 100% Correct Answers | Verified | Latest Update 2024
- Tentamen (uitwerkingen) • 14 pagina's • 2024
- Ook in voordeelbundel
-
- $12.49
- + meer info
When a combustion air opening is equipped with dampers, the dampers must be - interlocked with 
the burner, and fully open before starting the boiler. 
R4B A substance that absorbs humidity inside a boiler during dry layup is: - Activated 
alumina 
(4-142-1.3) The high oil temperature shutdown device of an oil-fired heater senses the: - Oil 
temperature at the furnace outlet 
R4B A boiler furnace pre-purge: - must last a specific amount of time. 
R4B In a building plumbing system, the potable wa...
-
TSSA 4th class B Test Questions & Answers 2023(A+GRADED 100%VERIFIED)
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TSSA 4th class B Test Questions & Answers 2023(A+GRADED 100%VERIFIED)
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4th TSSA Part A Unit 1 Exam Questions and Answers
- Tentamen (uitwerkingen) • 9 pagina's • 2023
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4th TSSA Part A Unit 1 
Exam Questions and 
Answers 
 
(4-009-2.3) The ability of a body to do work due to its motion is called ____________ 
energy. - Answer-Kinetic 
(4-009-1.7) The change of position (in meters) per unit time is: - Answer-Velocity 
(4-015-1.5) The force of friction is: - Answer-Not affected by the area of the two surfaces 
in contact. 
(4-012-1.11) With reference to scalars and vectors, a space diagram: - AnswerIllustrates a system of vectors. 
(4-016-3.3) A 1.5m long round b...
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4th TSSA Part B Unit 4 Exam Questions and Answers
- Tentamen (uitwerkingen) • 7 pagina's • 2023
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4th TSSA Part B Unit 4 
Exam Questions and 
Answers 
 
Larger capacity, high pressure fuel trains are - Answer-more complex 
The main burner test firing valve should be opened - Answer-before starting the main 
burner 
What is the recommended boiler water pH for wet layup? - Answer-10 
R4B Failure to _____ the furnace thoroughly before light-up can cause a 
furnace explosion. - Answer-purge 
R4B When cooling down a steam boiler that has been taken out of service, 
a vent valve on a steam drum sh...
-
4th TSSA Part B Unit 4 Exam Questions and Answers
- Tentamen (uitwerkingen) • 7 pagina's • 2023
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- $10.89
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4th TSSA Part B Unit 4 
Exam Questions and 
Answers 
 
Larger capacity, high pressure fuel trains are - Answer-more complex 
The main burner test firing valve should be opened - Answer-before starting the main 
burner 
What is the recommended boiler water pH for wet layup? - Answer-10 
R4B Failure to _____ the furnace thoroughly before light-up can cause a 
furnace explosion. - Answer-purge 
R4B When cooling down a steam boiler that has been taken out of service, 
a vent valve on a steam drum sh...
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