Textbook Assignment: Boilers, Duct and Ventilation Systems,
and Air Conditioning and Refrigeration.
Pages 12-38 through 14-26.
What person is the most important member
of a boiler maintenance team?
The laboratory technician
Any unusual temperature change the operator
cannot correct should be reported to what
What is the main purpose for conducting
preventive maintenance inspections?
To keep the equipment in good operating
To anticipate and prevent equipment
To repair broken equipment
To keep an accurate maintenance record
of all equipment
Refer to table 12-4. What draft reading is
recommended in an oil burner firebox?
3. 0.01 inch
4. 0.02 inch
When soot combines with moisture, what is
When left untended, soot corrosion on boiler
metals causes which of the following
High fuel cost
High operating cost
Soot and other deposits left on boiler
brickwork lower the melting point of
which of the following components?
Failure to keep boiler watersides clean can
result in which of the following conditions?
What condition often signals the need for
waterside and fireside cleaning?
Lowering of stack gas temperature
Lowering of steam temperature
Rise in stack gas temperature
Rise in steam temperature
7-10. When preparing to work on watersides, what
must you do concerning tools and equipment?
Sparkproof the metal tools
Clean and wipe each tool dry
Inventory and tag the tools
Inventory the tools and prepare an in/out
7-11. What special type of extension light, if any,
is authorized inside a boiler?
3. Watertight glove