MASSACHUSETTS OIL BURNER STUDY
GUIDE BRAND NEW OFFICIAL QUESTIONS
WITH ANSWERS.
1. Power ventors use - correct answer -A fan to pull combustion
products through the heat exchanger and out of the building
2. Excessive draft drop through the heat exchanger indicates -
correct answer -Heavy set and scale deposits in the heat
exchanger
3. Which condition affects nozzle spray droplet size - correct
answer -Fuel pump pressure
4. To burn 1 pound of fuel oil it takes how many pounds of air -
correct answer -14.4 pounds
5. a layer of Ash 1/16 inch thick will increase fuel consumption by
- correct answer -4%
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6. When sizing a combustion chamber for fire rate of one gallon
per hour you should provide A minimum floor space of - correct
answer -Between 80 to 100 square inches
7. It has been established that blank of steam pressure is
sufficient operate any residential one pipe steam system -
correct answer -2 PSI
8. In the early nineteen-hundreds the blank was invented to
prevent water from leaving the steam boilers should a return
line spring a leak - correct answer -The Hartford Loop
9. One of the reasons a radiator on a two pipe system fails to heat
may be - correct answer -A faulty thermostatic trap
10. A steam pigtail should always be installed between the
pressuretrol and the boiler too - correct answer -To Place a
water seal between the boiler and the pressure troll.
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11. In a forced warm air system the return air duct size should
never be less than blank of the air duct size - correct answer -
80%
12. In a burner that has been properly set up and adjusted it will
experience and occasional hard start of puff back the problem
Maybe - correct answer -Low voltage input to the Transformer
13. Power ventors that are installed inside of a structure should
be - correct answer -Mounted as close to the outside wall as
possible
14. when the installation instructions call for a draft regulator
with a power vent system it should be installed - correct answer
-Between the boiler or furnace and a power Venter
15. In a blank system the radiator Supply and return pipe are
connected to one common main - correct answer -1 pipe
monoflo
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16. when using a blank heater it is necessary to maintain
sufficient boiling water temperature to heat the domestic hot
water - correct answer -Tankless heater
17. One method for removing oil and dirt from a newly-installed
steam boiler is to - correct answer -Skim the boiler through the
nipple at the water level after a few days of operation
18. If I cadcell is seeing light when a thermostat conneted to the
terminal TT terminals calls for heat - correct answer -The
primary control will not energize
19. Increasing the air intake in order to achieve a cleaner fire will
also increase the - correct answer -Flue gas temperature
20. A single stationary conductor in the flux of a permanent
magnet will - correct answer -induce a current flow.
21. An advantage of flame retention burner is - correct answer -
The high static pressure enables boilers and furnaces with
tighter more efficient heat exchanger passages