Where are the cleanout plugs located on a cast iron sectional boiler?
In the front section
A wet bottom type cast iron sectional boiler?
Surrounds the furnace entirely
Cast iron sectional boiler sections are held together with?
Tie rods
The steam and water spaces of a cast iron sectional boiler are connected by?
push nipples
A cast iron boiler disadvantage is?
Its pressure limitations
A cast iron boiler advantage is?
the choice of assembly location
Most low capacity cast iron boilers?
Will pass through standard size doorways
As far as boiler capacity is concerned, the mechanical designer has which two choices?
A) Using one or two large boilers
B) Connecting multiple smaller boilers in parallel
Water flow in a cast iron modular boiler?
Continuous through all modules
The operation of the burners in a Modular Cast iron Heating Plant?
is controlled by a step controller
Low pressure boilers are made of? (2)
Steel and cast iron
The ratio of heat released to heat transferred to boiler water is known as?
Boiler efficiency
Cast iron boiler sections maximize heat transfer by
Exposing as large a surface as possible to the hot gases
Cast iron boilers are classified as two types
Vertical and horizontal
The fins in a cast iron boiler are used to
Increase the heating surface to increase efficiency
Vertical cast iron boilers have the heater mounted
On the button of the unit
How do you increase the size of the boiler?
Add more sections to the boiler
What connects the sections of the cast iron boiler?
Push nipples
Cast iron boilers are often sealed with a
Asbestos rope
In a horizontal sectional cast iron boiler how many push nipples connect the sections
1 nipple connects two sections
Number one advantage in a cast iron boiler
Corrosion resistance
A great advantage of constructing a cast iron boiler
It is easily assembled as its built in many sections
Can you enlarge a cast iron boiler
Yes, by adding more sections
When is a heating boiler most efficient?
When it is running continuously
A benefit of a smaller boiler
Relatively light so a strong foundation is not required
In a heating boiler water enters in the
Return header
In a heating boiler water exits in the
Supply header
Where are the clean out plugs located in a cast iron boiler?
On the front and rear sections
A wet bottom type cast iron boiler
Surrounds the furnace entirely
Cast iron sectional boilers are held together with
Tie rods
The steam and water spaces of a cast iron sectional boiler are connected by
Push nipples
A cast iron boilers disadvantage is
It’s pressure limitations
A cast iron boiler advantage is
The choice of assembly location
Most low capacity cast iron boiler
Will pass through standard sized doorways
As far as boiler capacity is concerned, the mechanical designer has which two of the following choices
Using one or two boilers
Connecting multiple smaller boilers in parallel
Water flow in a cast iron modular boiler is
Continuous through all modules
The operation of the burners in a modular cast iron heating plant
Is controlled by a step controller
Low pressure boilers are made of
Steel
Cast iron
The ratio of heat released to heat transferred to boiler water is known as
Boiler efficiency
Cast iron boiler sections maximize heat transfer by
Exposing as large a surface as possible to the hot gas
Advantages of a cast iron boiler (4)
High resistance to corrosion
Ease of assembly
Choice of assembly location
Possibility of enlarging the boiler capacity
Heating bless attain maximum efficiency
When they operate continuously at full load
The sections in a cast iron boiler are sealed by
High temperature rope