Oil Heat Final
Study online at https://quizlet.com/_bsd7ka
1. The number engraved on the nozzle indicates c. how many gallons of oil per hour
_____. the nozzle will deliver at a given in-
put pressure.
a. how many gallons of air per hour the nozzle
will deliver regardless of input pressure.
b. how many foot pounds of pressure must be
used to properly tighten the nozzle.
c. how many gallons of oil per hour the nozzle
will deliver at a given input pressure.
d. the stock number of the part.
2. To make combustion efficiency tests, a hole must b. in the flue pipe before the draft
be made _____. control.
a. in the flue pipe after the draft control.
b. in the flue pipe before the draft control.
c. over the fire at the observation door.
d. under the draft hood.
3. The grade of fuel used in residential and light b. No. 2
commercial units is ____.
a. No. 1
b. No. 2
c. No. 4
d. No. 6
4. When the oil supply is above the oil burner a. single-stage pump, one pipe sys-
pump, the pump and supply would normally be tem.
a _____.
a. single-stage pump, one pipe system.
b. single-stage pump, two pipe system.
, Oil Heat Final
Study online at https://quizlet.com/_bsd7ka
c. two-stage pump, one pipe system.
d. two-stage pump, two pipe system.
5. A barometric damper when open will _____ _____ a. slow down.
flue gases through the heat exchanger.
a. slow down.
b. speed up.
6. What are the products of complete combustion? a. heat, co2, water vapor.
a. heat, co2, water vapor.
b. nitrogen, co.
c. oxygen, nitrogen, heat.
d. nox, sox, mustard.
7. When you have smoke in a flue sample, what a. not enough combustion air.
does this usually indicate?
a. not enough combustion air.
b. co2 level is low.
c. o2 level is too high.
d. none of these.
8. Whenever you increase pump pressure on an oil b. Increase nozzle g.p.h.
burner, you also _____.
a. decrease nozzle g.p.h.
b. Increase nozzle g.p.h.
c. increase air velocity of blower.
d. none of these.
9. Common draft found at the breech for oil equip- c. -.04 to -.06 inwc.
ment is _____.
, Oil Heat Final
Study online at https://quizlet.com/_bsd7ka
a. -.01 to -.02 inwc.
b. -.3 to -.4 inwc.
c. -.04 to -.06 inwc.
d. .4 to .6 inwc.
10. What shape makes the best combustion cham- c. circle.
ber?
a. square.
b. rectangle.
c. circle.
d. triangle.
11. One important feature of a modern soft refrac- b. heats up extremely quickly to cre-
tory combustion chamber is ______. ate a hot chamber and reflect heat.
a. heat up very slow to give the equipment time.
b. heats up extremely quickly to create a hot
chamber and reflect heat.
c. absorb heat of the fire in order to send heat
through it.
d. none of these.
12. Systems operating with too much excess air a. have lower combustion zone
_____. temps but higher flue pipe temps.
a. have lower combustion zone temps but higher
flue pipe temps.
b. have higher combustion zone temps but lower
flue pipe temps.
c. have hotter chambers but cool quickly when
not fired.
Study online at https://quizlet.com/_bsd7ka
1. The number engraved on the nozzle indicates c. how many gallons of oil per hour
_____. the nozzle will deliver at a given in-
put pressure.
a. how many gallons of air per hour the nozzle
will deliver regardless of input pressure.
b. how many foot pounds of pressure must be
used to properly tighten the nozzle.
c. how many gallons of oil per hour the nozzle
will deliver at a given input pressure.
d. the stock number of the part.
2. To make combustion efficiency tests, a hole must b. in the flue pipe before the draft
be made _____. control.
a. in the flue pipe after the draft control.
b. in the flue pipe before the draft control.
c. over the fire at the observation door.
d. under the draft hood.
3. The grade of fuel used in residential and light b. No. 2
commercial units is ____.
a. No. 1
b. No. 2
c. No. 4
d. No. 6
4. When the oil supply is above the oil burner a. single-stage pump, one pipe sys-
pump, the pump and supply would normally be tem.
a _____.
a. single-stage pump, one pipe system.
b. single-stage pump, two pipe system.
, Oil Heat Final
Study online at https://quizlet.com/_bsd7ka
c. two-stage pump, one pipe system.
d. two-stage pump, two pipe system.
5. A barometric damper when open will _____ _____ a. slow down.
flue gases through the heat exchanger.
a. slow down.
b. speed up.
6. What are the products of complete combustion? a. heat, co2, water vapor.
a. heat, co2, water vapor.
b. nitrogen, co.
c. oxygen, nitrogen, heat.
d. nox, sox, mustard.
7. When you have smoke in a flue sample, what a. not enough combustion air.
does this usually indicate?
a. not enough combustion air.
b. co2 level is low.
c. o2 level is too high.
d. none of these.
8. Whenever you increase pump pressure on an oil b. Increase nozzle g.p.h.
burner, you also _____.
a. decrease nozzle g.p.h.
b. Increase nozzle g.p.h.
c. increase air velocity of blower.
d. none of these.
9. Common draft found at the breech for oil equip- c. -.04 to -.06 inwc.
ment is _____.
, Oil Heat Final
Study online at https://quizlet.com/_bsd7ka
a. -.01 to -.02 inwc.
b. -.3 to -.4 inwc.
c. -.04 to -.06 inwc.
d. .4 to .6 inwc.
10. What shape makes the best combustion cham- c. circle.
ber?
a. square.
b. rectangle.
c. circle.
d. triangle.
11. One important feature of a modern soft refrac- b. heats up extremely quickly to cre-
tory combustion chamber is ______. ate a hot chamber and reflect heat.
a. heat up very slow to give the equipment time.
b. heats up extremely quickly to create a hot
chamber and reflect heat.
c. absorb heat of the fire in order to send heat
through it.
d. none of these.
12. Systems operating with too much excess air a. have lower combustion zone
_____. temps but higher flue pipe temps.
a. have lower combustion zone temps but higher
flue pipe temps.
b. have higher combustion zone temps but lower
flue pipe temps.
c. have hotter chambers but cool quickly when
not fired.
