Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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show | 1 Boiler HP=10sqft of heating surface
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show | American Society of Mechanical Engineers
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1 Boiler HP on Coil Type Boilers? | show 🗑
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show | 10sqft of heating surface
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show | 10KW
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show | “Hidden Heat” Heat required to change a state but not the temp.
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What is sensible Heat? | show 🗑
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show | In charge of boiler during your shift.
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show | 12 calendar months, must include one heating season.
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show | 2000 hours
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Minimum information in your log book? | show 🗑
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show | Anyone with a license above a special engineer. **Best answer is Chief Engineer**
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How to determine the maximum working pressure of your boiler? | show 🗑
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show | Yes, and it is required if you are in charge of multiple Boilers.
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show | An area that has heat on one side and water on the other.
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show | *container
*transfers heat
*holds water
*collects steam
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HRT? | show 🗑
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Purpose of tubes? | show 🗑
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show | *Water Tube
*Fire Tube
*Cast Iron Sectional
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What is a push nipple? | show 🗑
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show | 15psi
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show | It is a brace that protects the inside of the boiler from imploding.
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show | Longitudinal seam
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show | It is used to pre-heat the water after the boiler exit.
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What is a pre-heater? | show 🗑
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Which tubes are easier to change on a boiler? | show 🗑
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show | Fire tube because of the water volume.
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What is the first thing you check on a low pressure boiler? | show 🗑
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show | Temperature and pressure
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show | A dampening device
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What is the minimum pipe side for connecting to the water column? | show 🗑
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What do you use to monitor water levels if you have a broken sight glass? | show 🗑
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What two valves are required on a freshwater line? | show 🗑
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show | An automatic valve that allows flow in one direction.
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show | Closest to the boiler.
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show | Throttling action
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What is referred as the difference in pressure when a safety valve opens or closes? | show 🗑
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Why is a safety valve sealed? | show 🗑
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show | 90 days
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show | Annually or yearly
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show | 4 1/2 in.
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show | 1/4 in.
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show | 150 degrees
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show | 1 1/2 to 2 times
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show | It controls the temperature to protect the Bordon Tube from the high temperature of the steam.
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show | It is a temperature sensing device.
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What two scales does a Pressure troll have? | show 🗑
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What is the maximum pipe size for the bottom blowdown line? | show 🗑
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How do we open/close the blowdown valve? | show 🗑
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How many valves are required on a blowdown line for Boilers over 100hp and 100psi? | show 🗑
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show | 150 degrees
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What are the reasons we use the bottom blowdown? | show 🗑
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show | Drain Valve
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How often should we blowdown? | show 🗑
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What is a slow opening valve? | show 🗑
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show | Log book and Boilers license
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show | During light off
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When is a boiler least likely to explode? | show 🗑
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show | Sailswitch and damper or pressure switch and damper.
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show | Removing fuel from the combustion chamber. (4-5 air exchanges per purge cycle.)
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What is the pilot phase? | show 🗑
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What are the three T’s of combustion? | show 🗑
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show | Combustion
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show | *Heat
*Fuel
*Oxygen
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show | Aquastat
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show | Pressure troll
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show | Sodium Sulfite
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show | De-erating tank
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What is draft? | show 🗑
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What is the device that is used to measure draft? | show 🗑
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show | *Natural
*Forced
*Induced
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show | After the boiler exit. This fan needs to be larger than the forced fan.
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Where is the forced draft fan located? | show 🗑
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What is it called when you have all the drafts together? | show 🗑
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What is the air called that is over and above what is required for the combustion process? | show 🗑
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Types of flu gas analyzers are? | show 🗑
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show | Double Block and Bleed
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show | The possibility of extinguishing the fire.
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What are the three types of fuel oil used? | show 🗑
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Which fuel oils are referred to as light oil? | show 🗑
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Which fuel oils are referred to as heavy oil? | show 🗑
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What temperature is required to ignite heavy fuel oil? | show 🗑
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What is it the lowest point oil will flow readily as a liquid called? | show 🗑
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show | 140,000 BTU per gallon
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show | 142,000 BTU per gallon
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show | 150,000 BTU per gallon
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What is the BTU content of #6 fuel oil? | show 🗑
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What is a Ringlemann Chart? | show 🗑
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What are the three different pumps in our system? | show 🗑
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How do you determine the rotation of a centrifugal pump? | show 🗑
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show | It will decrease.
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What are the three different ways to atomize fuel oil? | show 🗑
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show | Plugged fuel oil nozzle.
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What is it called when you relive the pressure in the head of an air compressor? | show 🗑
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show | Whatever PPE (Personal Protective Equipment) you plant requires.
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show | Yes, for any number of reasons.
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In addition to a Safety Relief Valve what other safety device should be installed on a hot water boiler? | show 🗑
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show | Air Control
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If the circulating pump fails what valve can manually be opened to provide hot water to the heating units through natural circulation? | show 🗑
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show | Corrosion and pitting of the boiler metal.
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When a hydrostatic test of a boiler exceeds the maximum allowable working pressure each safety valve (if left attached to the boiler) should? | show 🗑
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What is the gauge pressure plus 14.7 called? | show 🗑
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What is it called when a safety valve opens and closes rapidly? | show 🗑
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When a steam boiler system is blowing into the condensate tank or vacuum pump, what could the problem be? | show 🗑
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What is the unit that shuts the burner off in case of low water? | show 🗑
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Water treatment chemicals are used in low pressure boilers for? | show 🗑
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In a steam boiler system what is the term used for replacing the water that has been lost by blowing down the boiler or through leaks in the system? | show 🗑
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In order for fuel to burn it must be heated to? | show 🗑
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show | To remove sludge and sediment.
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show | Shut off the fuel to the burner and secure the boiler.
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What is the minimum size safety valve that must be installed on a miniature boiler (less than 5 cubic feet)? | show 🗑
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What is the minimum sized drain required on a water column? | show 🗑
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What is air that is mixed with the fuel at or in the burner? | show 🗑
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The evaporation of 34 1/2 poinds of water per hour from and at a temperature of 212 degrees F is defined as? | show 🗑
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show | At least once daily.
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show | Conduction
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show | Steam boilers are not over 15 psi and liquid boilers are not over 160 psi and or 250 degrees F.
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Boiler and boiler fittings used in the state of Minnesota must be constructed to what code? | show 🗑
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The first sequence in the series of automatic boiler control is? | show 🗑
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If a steam trap on a radiator of a steam heating system becomes water logged, what will happen? | show 🗑
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How often should a low water cut-off be opened and inspected internally? | show 🗑
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show | Reduce load to low fire until level is determined.
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show | Owner or properly licensed engineer.
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show | Allows for expansion and contraction as the water volume varies.
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State of Minnesota requires that boilers be inspected how often? | show 🗑
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show | Drain the boiler
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Steam boilers under 200 HP must have the low water cut off tested how often? | show 🗑
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show | *Circulating Pump
*Expansion Tank
*Aqua Stat
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According to national board code safety valves are to be tested how often? | show 🗑
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What must be done after a Hot Water Boiler has been drained, cleaned, and refilled? | show 🗑
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show | 24hrs
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show | 100 psi
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How is Boiler efficiency calculated? | show 🗑
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A high pressure boiler is classified as such when? | show 🗑
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Created by:
cbavier