NORA Oil Heat Exam Review Questions with 100% complete solutions

NORA Oil Heat Exam Review
Questions with 100% complete
solutions

D)Combustion Air - ANS ✔What is the final adjustment you make when tuning up an oil burner?

A)Draft

B) Change Nozzle

C)Oil Pressure

D)Combustion Air



B)Incomplete Combustion - ANS ✔What is the effect of having a dirty burner squirrel cage fan?

A)Water Hammer

B)Incomplete combustion

C)Low Co2

D)Blocked Chimney



B)Push flue gases through tighter boilers - ANS ✔New burners produce "high static pressure"

A)Produce more spark

B)Push flue gases through tighter boilers

C) Get better atomization



B)Provides a place for bacteria to grow - ANS ✔Water oil in tanks is necessary because?

A) Adds btu value

B) Provides a place for bacteria to grow

, D)All - ANS ✔Water enters tanks through?

A)Fill caps

B)Vents

C)Delivery truck

D)All



A)Tells delivery person when to stop - ANS ✔A "vent alarm"

A)Tells delivery person when to stop

B)Call tech when flame fails

C)Signals when air vent is clogged



C)Use a hand pump to suck the dirt out - ANS ✔The best way to clear a clogged oil line is to

A)Turn the pump pressure up

B)Use a Co2 cartridge

C)Use a hand pump to suck the dirt out



A)T - ANS ✔The vacuum expected on pump can be calculated by 1"hg for every foot of lift and
1" for every 10' run. NOTE: 1/2 for filter

A) T

B)F



B)The flame may pulse - ANS ✔If there is an air leak in the oil suction line to a burner

A)The ignitor will fail

B)The flame may pulse

C)Draft will increase