New Class 1c Boiler Exam
New class 1c boiler is a test about this specific boiler. It sounds an easy one but it all depends on how good you are with such appliances. Take it up and see how much you know.
- 1.Safety vales be tested
- A.
Monthly
- B.
Daily
- C.
Weekly
- D.
Annually
- 2.Low waterfuel cut off tested
- A.
Monthly
- B.
Daily
- C.
Weekly
- D.
Annually
- 3.Before testing a low water cut off you should do what
- A.
· boiler needs to be on know where the manuel reset is... · boiler needs to be on know where the manuel reset is... · boiler needs to be on know where the manuel reset is...
- B.
Boiler needs to be off where manuel reset
- 4.When two bottom blow down valves are used on a steam boiler, what valve is located closest to the boiler shel
- A.
The quick opening valve
- B.
B. the slow opening valv
- C.
Modulating
- 5.min. pipe size to hook up to water column to boiler
- A.
1
- B.
1/2
- C.
1/4
- D.
3/4
- 6.What is the min size pipe that may be used to attach a steam gauge to a steam boiler
- A.
1/4
- B.
1/2
- C.
1
- 7.What valve is used when steam flows in under the seat up and out the outlet
- A.
Check valve
- B.
A back flow preventer
- C.
globe valve
- D.
Gate valve
- 8.Different ways a low water fuel cut out can be tested quick slow drain evaporation test- this is the best?
- A.
True
- B.
False
- 9.If the gauge glass is cloudy and you cannot see the water level can you continue the boiler in operation- yes-- by using the try cocks - crack the bottom?
- A.
True
- B.
False
- 10.If you are operation in a steam plant what two things should be checked or first?
- A.
Water level steam preasure
- B.
Water hight, clean air
- C.
For leaks time on boiler
- 11.List the first two to check for in a hot water boiler plant
- A.
Water presure water temp
- B.
Water level steam pressure
- 12.When a burner motor starts up purging begins,,, what does this mean
- A.
Clean air
- B.
Leaks
- C.
High temp
- D.
Bad emiter
- 13.On automatic fired boilers and before a pilot is lite what is required?
- A.
Must have 4 complet air changes
- B.
Fuel
- C.
No leaks
- D.
Good temp
- 14.40 horse power high pressure boiler how often checked
- A.
2 hrs
- B.
4 hrs
- C.
8 hrs
- D.
24 hrs
- 15.20 horsepower boiler how often checked
- A.
24
- B.
2
- C.
8
- D.
36
- 16.Use a try cock start at the bottom crack open water
- A.
True
- B.
False
- 17.When testing the low water cut out make sure the burner is on before testing
- A.
True
- B.
False
- 18.Before testing a low water cut off you shuld do what
- A.
Know where the manuel rest is boiler needs to be on
- B.
Check for leaks
- C.
Make sure there is fuel
- 19.Sensible heat is measured with a thermometer can be felt
- A.
True
- B.
False
- 20.What is the unit called that controls the starting and stopping of the burner by sensing the temperature of the water in a hot water boiler?
- A.
Aqua state
- B.
Senser
- C.
Globe valve
- D.
Gate valve
- 21.In a steam boiler system, the unit that turns the burner on and off based on steam pressure is the :
- A.
pressure control
- B.
Globe valve
- C.
Gate valve
- 22.What is the minimum size drain required on a water colum?
- A.
3/4
- B.
1/2
- C.
1/4
- D.
1
- 23.) the low water cut out should be tested: daily---
- A.
Daily
- B.
Weekly
- C.
Mon
- D.
Yr
- 24.The evaporation of 34.5 pounds of water per hour from and at a temperature of 212 f is defined as: one boiler horse power
- A.
True
- B.
False
- 25.32 heating surface is defined as:
- A.
A hot surface
- B.
The surface used for heating
- C.
Water on one side hot gas on the other side.
Questions: 48 | Attempts: 4555 | Last updated: Jun 5, 2020
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Sample QuestionWater begins to boil at approximately ______ degrees F.
Questions: 49 | Attempts: 4401 | Last updated: Oct 16, 2020
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Sample QuestionThe steam space of a boiler must be large enough to?
Questions: 45 | Attempts: 4147 | Last updated: Aug 26, 2020
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Sample QuestionDeaerator feedwater is to prevent
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