Oil Burner License Exam with Verified Answers!!
1. What is the first thing a tech should
do when arriving at a no combustion
call?
2. What is the best long term solution
for preventing a clogged nozzle?
3. Hot water and steam valves are inter-
changeable.
4. When in the presence of a flame,...
Oil Burner License Exam with Verified Answers!!
1. What is the first thing a tech should Ask how many times the customer
do when arriving at a no combustion reset the unit.
call?
2. What is the best long term solution -Remove any underground storage
for preventing a clogged nozzle? tanks.
-Install a quality oil filter.
-Cut the suction line 10" above the
tank outlet to prevent sludge.
3. Hot water and steam valves are inter- False
changeable.
4. When in the presence of a flame, a 300-1000 ohms
cad cell normally reads..
5. If a pump is used to bring oil to a lev- True
el higher than the tank, an oil safety
valve is required.
6. On a call where a hydronic heat sys- -Too much draft.
tem is putting out too much heat on -Not enough combustion air in the
the stack, the issue may be.. equipment room.
-Air leakage into chamber.
7. A high CO2 reading is caused by.. Incomplete combustion
8. An often overlooked cause of a high Not enough combustion air in the
CO2 reading is.. equipment room.
9. When multiple pumps are wired to- parallel
gether in a heating system, they
should be wired in..
10. In a series circuit.. Current has one path.
11. When 2 burners are connected to the Sufficient draft must be obtained to
same chimney.. operate both units.
12. The ignition transformer is located.. In the primary control.
,13. When safeties are wired in series True
one safety will affect the operation of
the others.
14. A stack switch is no longer allowed It's safety cutout time is higher than
to be installed or replaced because.. what is now required.
15. What is a power venter and what An electrical device that sends fluid
does it do? gases into the chimney connector.
16. A burner in a confined space using 1 140"
GPH of #2 fuel oil requires what size
permanent opening for combustion
air?
17. The difference between an ad- Air inlets can be adjusted
justable flame retention burner and a
fixed flame retention burner is? Ignitor position can be adjusted
Fuel can be adjusted
18. Oil tank design, construction, instal- 527 CMR 9.0
lation and testing shall be in accor-
dance with..
19. Heat is a form of.. Energy
20. If a burner is operational but the cir- The pump relay is not working cor-
culator pump isn't running.. rectly
21. A method of dealing with low viscos- Increase pump pressure/ decrease
ity/cold temps with #2 oil? nozzle size
22. What is needed at the outlet of an oil Thermal safety valve
tank?
23. Where do you obtain an installation Fire Dept
permit for oil burners?
, 24. How many Btu's approximately in 1 140,000 btu's
gal of #2 fuel oil?
25. Solid state ignition is superior to It is not affected by reduced voltage
spark because
26. What is an installation? The complete setting in place, ready
for operation, of an oil burner appli-
ance together with its accessories
and equipment.
27. How far must a power vent terminate 4'
from an opening or window?
28. A pump in a one pipe system that is False
full of air can be self purged.
29. List the minimum size of an oil sup- 3/8"
ply line.
30. A material with electrons so loose it Is a conductor
allows voltage to pass with little or
no resistance..
31. If a high limit goes off, what does a Maintains water temperature
low water switch do?
32. What is flashpoint an indicator of? Minimum temperature oil will ignite
but not continue to burn.
33. What travels on the inside of the Volts
wire?
34. What does readily accessible mean Capable of being reached easily and
pertaining to oil burning equipment? quickly for operation, maintenance
or inspection.
35. What is the minimum vent pipe on an 1 1/4"
oil tank?
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