1|Page
OIL BURNER LICENSE EXAM AND PRACTICE EXAM
NEWEST ACTUAL EXAM COMPLETE QUESTIONS
AND 100%CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+|BRAND NEW!!
A simple, effective, yet inexpensive way to increase on-
cycle system efficiency is to: - ANSWER-Match the nozzle
to the heating load
The ______ are important for both on and off cycle
efficiency in a fire tube boiler. - ANSWER-Combustion
chambers
If a boiler is at 30 psi and the relief valve opens? -
ANSWER-Expansion tank is undersized
,2|Page
Tank bladder is perforated
Tankless coil is leaking
Atomizing type burners were designed to burn which type
of fuel? - ANSWER-#2 oil
One gallon of #2 fuel oil contains approximately: -
ANSWER-140,000 BTU's
Pour point problems with outside above ground fuel tanks
can be partially relived by: - ANSWER--Relocating the
outside fuel filters and strainers to the inside
,3|Page
-Switching to #1 fuel oil
-Reducing the pour point of #2 fuel oil by blending it with
#1 fuel oil
A fuel oil storage tank cannot be installed: - ANSWER-In
the furnace room within 5 feet of the heating unit
The primary purpose of a fuel pump in a high pressure
burner is to: - ANSWER--Deliver oil at a constant and
regulated pressure to the nozzle
-Move oil from the tank to the pump
-Provide a screen to filter the oil
, 4|Page
If the vacuum reading is substantially above the calculated
reading, (with the burner running) the cause may be: -
ANSWER--Plugged fuel filter
-Kinked oil supply line
-Check valve sticking
With most new flame retention burners, the motor speed
is: - ANSWER-3400 rpm
To check for a proper nozzle line cut-off, the pressure
gauge is installed in the: - ANSWER-Nozzle port
Fuel units are generally set at the factory at: - ANSWER-
100 psi
OIL BURNER LICENSE EXAM AND PRACTICE EXAM
NEWEST ACTUAL EXAM COMPLETE QUESTIONS
AND 100%CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+|BRAND NEW!!
A simple, effective, yet inexpensive way to increase on-
cycle system efficiency is to: - ANSWER-Match the nozzle
to the heating load
The ______ are important for both on and off cycle
efficiency in a fire tube boiler. - ANSWER-Combustion
chambers
If a boiler is at 30 psi and the relief valve opens? -
ANSWER-Expansion tank is undersized
,2|Page
Tank bladder is perforated
Tankless coil is leaking
Atomizing type burners were designed to burn which type
of fuel? - ANSWER-#2 oil
One gallon of #2 fuel oil contains approximately: -
ANSWER-140,000 BTU's
Pour point problems with outside above ground fuel tanks
can be partially relived by: - ANSWER--Relocating the
outside fuel filters and strainers to the inside
,3|Page
-Switching to #1 fuel oil
-Reducing the pour point of #2 fuel oil by blending it with
#1 fuel oil
A fuel oil storage tank cannot be installed: - ANSWER-In
the furnace room within 5 feet of the heating unit
The primary purpose of a fuel pump in a high pressure
burner is to: - ANSWER--Deliver oil at a constant and
regulated pressure to the nozzle
-Move oil from the tank to the pump
-Provide a screen to filter the oil
, 4|Page
If the vacuum reading is substantially above the calculated
reading, (with the burner running) the cause may be: -
ANSWER--Plugged fuel filter
-Kinked oil supply line
-Check valve sticking
With most new flame retention burners, the motor speed
is: - ANSWER-3400 rpm
To check for a proper nozzle line cut-off, the pressure
gauge is installed in the: - ANSWER-Nozzle port
Fuel units are generally set at the factory at: - ANSWER-
100 psi
