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P99 low pressure boilers Latest (2026/2027) Verified Answers by Experts

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This document contains questions and verified answers for P99 low pressure boilers . It includes detailed explanations, revision-focused content, and exam preparation material suitable for 2026/2027 students.

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P99 low pressure boilers

A back pressure alleviation valve is supplied for protection if the - ANS-Pressure will become too
extraordinary

A purple smoky flame is a sign of - ANS-A lack of air

A suction cup - ANS-Circulates the oil throughout the device

Carbon and hydrogen are - ANS-Two foremost elements of gasoline oil

Excessive vacuum readings imply that there - ANS-Is an obstruction within the suction line
(which include a grimy oil strainer)

Oil is a liquid fuel and as such - ANS-Will not burn

Preheaters are used to heat the oil - ANS-Before the oil enters the burner for combustion

The aquastat - ANS-Operates the oil burner for domestic warm water needs

The aquastat is located - ANS-Below the water line

The boiler steam pressure gauge suggests the steam pressure - ANS-Inside the steam boiler

The fill line in an oil burner system is a line used to - ANS-Fill the storage tank with oil

The principal gasoline valve - ANS-A valve in an effort to open or close the road main to the
automizer of the gas burner

The manual reset pressuretrol is a manage so one can shut down the a steam burner boiler if
the - ANS-Pressure maintains to rise above the working control settings

The everyday regular oil pressure for no. 6 oil burner is - ANS-Between 30 and 50 psi

The oil is heated among - ANS-160 and one hundred eighty Fahrenheit

The oil preheater - ANS-Raises the temperature of the oil for simpler pumping and atomization

The oil garage tank - ANS-Provides the supply of oil for combustion within the oil burner

The oil strainer removes the contaminants - ANS-From the oil before the oil reaches the burner

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