P99 LOW PRESSURE BOILERS EXAM
2025 QUESTIONS AND ANSWERS
The fill line in an oil burner system is a line used to - ANS Fill the storage tank with oil
The aquastat is located - ANS Below the water line
The oil storage tank - ANS Provides the supply of oil for combustion in the oil burner
The temperature in the storage tank for # 6 oil is - ANS 100 and 130 degrees Fahrenheit
A suction cup - ANS Circulates the oil throughout the system
The oil strainer removes the contaminants - ANS From the oil before the oil reaches the
burner
The vacuum gauge is a device that - ANS Measures the pressure below atmospheric pressure
Excessive vacuum readings indicate that there - ANS Is an obstruction in the suction line
(such as a dirty oil strainer)
Preheaters are used to heat the oil - ANS Before the oil enters the burner for combustion
1
The oil is heated between - ANS 160 and 180 Fahrenheit
Page
@COPYRIGHT FYNDLAY 2025/2026
2025 QUESTIONS AND ANSWERS
The fill line in an oil burner system is a line used to - ANS Fill the storage tank with oil
The aquastat is located - ANS Below the water line
The oil storage tank - ANS Provides the supply of oil for combustion in the oil burner
The temperature in the storage tank for # 6 oil is - ANS 100 and 130 degrees Fahrenheit
A suction cup - ANS Circulates the oil throughout the system
The oil strainer removes the contaminants - ANS From the oil before the oil reaches the
burner
The vacuum gauge is a device that - ANS Measures the pressure below atmospheric pressure
Excessive vacuum readings indicate that there - ANS Is an obstruction in the suction line
(such as a dirty oil strainer)
Preheaters are used to heat the oil - ANS Before the oil enters the burner for combustion
1
The oil is heated between - ANS 160 and 180 Fahrenheit
Page
@COPYRIGHT FYNDLAY 2025/2026
