OIL FURNACE HEATING
Oil Furnace Heating Practice Tests Questions
With Answers 100% Solved.
1. Question 1 points
Fuel Pump fail to prime when Suction inlet vacuum is greater than _______ of vacuum
20 inches
30 inches
15 inches
25 inches - ✔✔✔ - 15 inches
Which of the following is used to ignite the fuel oil in the heating system?
Step down transformer
Step up transformer - ✔✔✔ - Step up transformer
Air enters the heating system in following order:
From combustion chamber, to turbulator, to draft tube
From draft tube, to turbulator, to combustion chamber
From turbulator, to turbulator, to combustion chamber - ✔✔✔ - from draft tube, to turbulator,
to combustion chamber
OIL FURNACE HEATING Page 1
Oil Furnace Heating Practice Tests Questions
With Answers 100% Solved.
1. Question 1 points
Fuel Pump fail to prime when Suction inlet vacuum is greater than _______ of vacuum
20 inches
30 inches
15 inches
25 inches - ✔✔✔ - 15 inches
Which of the following is used to ignite the fuel oil in the heating system?
Step down transformer
Step up transformer - ✔✔✔ - Step up transformer
Air enters the heating system in following order:
From combustion chamber, to turbulator, to draft tube
From draft tube, to turbulator, to combustion chamber
From turbulator, to turbulator, to combustion chamber - ✔✔✔ - from draft tube, to turbulator,
to combustion chamber
OIL FURNACE HEATING Page 1
