Exam (elaborations)
Propane And Gas Exam Questions With Correct Answers 2024
Institution
Propane And Gas
Propane And Gas Exam Questions With Correct Answers 2024
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September 27, 2024
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Questions & answers
what is the minimu
propane and gas exam questions
when installing a listed central heating furnaces
masonry chimneys should be built and installed to
what is the lower flammability list limit for natu
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Propane And Gas Exam Questions With
Correct Answers 2024
When .installing .a .listed .central .heating .furnaces, .and .the .installation .instructions .requires
.you .to .maintain .6" .clearance .from .the .supply .air .plenum .to .combustibles, .the .supply .air
.ducts .connecting .to .the .plenum .should .also .maintain .the .6" .clearance .for .what .minimum
.distance .from .the .plenum? .- .correct .answer.3'
Masonry .chimneys .should .be .built .and .installed .to .NFPA .code___________ .- .correct
.answer.211
What .is .the .lower .flammability .list .limit .for .natural .gas? .- .correct .answer.5%
What .is .the .minimum .clearance .to .combustible .material .for .a .type .l .clothes .dryer? .-
.correct .answer.6"
When .installing .an .unlisted .central .heating .furnace, .and .the .limit .control .has .a .maximum
.setting .of .250 .degrees, .the .clearance .from .the .supply .air .plenum .to .combustibles .is
.________ .inches, .and .the .supply .air .ducts .connecting .to .the .plenum .should .also
.maintain .the .same .clearance .for .what .minimum .distance .from .the .plenum?__________
.Feet .- .correct .answer.6, .3
When .a .masonry .chimney .is .lined .with .a .gas .vent .(B .Vent) .a .label .is .required .at .the .point
.where .vent .enters .the .chimney? .True .or .False .- .correct .answer.True
Above .what .roof .height .does .the .code .call .for .an .indoor .means .of .access .for .rooftop
.located .units? .- .correct .answer.15 .ft
When .using .# .12 .NM .cable .in .an .unfinished .basement .and .the .cable .is .run .at .an .angle
.with .the .floor .joists, .the .cable .may .be .supported .by .stapling .and .securing .to .the .lower
.edge .of .the .joists. .True .& .False .- .correct .answer.True
A .pressure .switch .installed .by .the .manufacturer .and .specified .by .the .manufacturer .as
.low-water .protection .shall .be .accepted .as .meeting .the .low .water .cutoff .requirement .in .the
.state .of .Maine. .True .& .False .- .correct .answer.True
, Air .is .made .up .of .approximately ._______% .oxygen .and .__________ .% .nitrogen .- .correct
.answer.20, .80
Masonry .chimneys .should .be .built .and .installed .to .NFPA________ .- .correct .answer.211
The .bottom .of .the .vent .terminal .an .air .intake .for .a .through .the .wall .direct .vent .terminal .of
.60,000 .BTUH .appliance .must .be .located .not .less .than .__________ .inches .above
.finished .ground .level. .- .correct .answer.12
When .combining .spaces .to .meet .the .required .volume .for .combustion .and .ventilation
.what .are .the .rules .for .openings .connecting .the .spaces:
On .the .Same .Story .__________________________
On .Different .Stories .________________________ .- .correct .answer.On .the .Same .Story:
.Opening .shall .have .the .minimum .of .1 .square .inch .per .1000 .BTUH
On .Different .Stories: .Opening .shall .have .the .minimum .of .2 .square .inch .per .1000 .BTUH
When .installing .multiple .appliances .in .an .equipment .room .in .a .commercial .building, .How
.many .electrical .circuits .are .required .for .the .appliances?
a. .One .circuit .can .serve .all .the .appliances
b. .Each .appliance .should .have .its .own .circuit. .- .correct .answer.b. .Each .appliance .should
.have .its .own .circuit.
What .is .the .minimum .ignition .temperature .for .propane? .- .correct .answer.920 .- .1020
What .is .the .upper .flammability .limi .for .natural .gas? .________ .What .is .the .lower
.flammability .limit .for .natural .gas? .____________ .- .correct .answer.5, .15
Is .a .through .the .wall .direct .vent .terminal .for .a .category .lV .allowed .to .exit .above .a .public
.walkway? .Yes .NO .- .correct .answer.NO
When .installing .combustion .air .ducts .from .an .equipment .room .to .the .outdoors, .the
.bottom .of .the .duct .shall .be .at .least ._________ .above .the .finished .ground .level. .- .correct
.answer.12 .inches
Trade .size .3/8" .flexible .metal .conduit .being .used .to .wire .a .boiler .or .warm .air .system, .may
.be .used .in .lengths .not .greater .than .________ .ft .- .correct .answer.6
When .performing .any .service .on .a .customers .gas .system, .the .licensee .must .notify .the
.homeowner .of .any .code .violations .and .make .recommendations .to .address .them. .True .or
.False .- .correct .answer.True