NATE ICE Residential Oil Heat Exam Questions & Answers Latest Update
NATE ICE Residential Oil Heat Exam
Questions & Answers Latest Update.
In regard to the characteristics of an oil flame, oil-burner flame-detection systems make use of the: -
✔✔✔ - production of heat or visible light.
On a new oil furnace installation, the oil pump pressure is found to be 50 psi. Which, if any, of the
following actions should be taken? - ✔✔✔ - increase the pump pressure
On a "no heat" service call for an oil-fired furnace, what is the main safety precaution that the
technician must take before attempting to fire the oil furnace? - ✔✔✔ - check the combustion
chamber for liquid oil
On start-up of an oil unit, the technician's smoke test shows the unit to have a #8 smoke. Which of the
following is the correct action that should be taken? - ✔✔✔ - increase primary air
The primary reason for using a barometric draft control on an oil furnace is to maintain: - ✔✔✔ -
appropriate CO2 content.
The secondary voltage on an oil-burner ignition transformer is approximately: - ✔✔✔ - 10,000 volts
Upon resetting the primary control, the burner ignites and runs normally for about 45 seconds and
then stops. Which one of the following is the most likely problem? - ✔✔✔ - a dirty or faulty cad cell
What is considered confined space for an oil furnace? - ✔✔✔ - less than 50 cubic feet per 1,000 BTUH
When using a primary control system for an oil burner, what voltage levels feed the control and the
furnace control circuit? - ✔✔✔ - 24 volts feed the control and 120 volts feed the control circuit
©®™ Page 1
NATE ICE Residential Oil Heat Exam
Questions & Answers Latest Update.
In regard to the characteristics of an oil flame, oil-burner flame-detection systems make use of the: -
✔✔✔ - production of heat or visible light.
On a new oil furnace installation, the oil pump pressure is found to be 50 psi. Which, if any, of the
following actions should be taken? - ✔✔✔ - increase the pump pressure
On a "no heat" service call for an oil-fired furnace, what is the main safety precaution that the
technician must take before attempting to fire the oil furnace? - ✔✔✔ - check the combustion
chamber for liquid oil
On start-up of an oil unit, the technician's smoke test shows the unit to have a #8 smoke. Which of the
following is the correct action that should be taken? - ✔✔✔ - increase primary air
The primary reason for using a barometric draft control on an oil furnace is to maintain: - ✔✔✔ -
appropriate CO2 content.
The secondary voltage on an oil-burner ignition transformer is approximately: - ✔✔✔ - 10,000 volts
Upon resetting the primary control, the burner ignites and runs normally for about 45 seconds and
then stops. Which one of the following is the most likely problem? - ✔✔✔ - a dirty or faulty cad cell
What is considered confined space for an oil furnace? - ✔✔✔ - less than 50 cubic feet per 1,000 BTUH
When using a primary control system for an oil burner, what voltage levels feed the control and the
furnace control circuit? - ✔✔✔ - 24 volts feed the control and 120 volts feed the control circuit
©®™ Page 1
