Plumbing, . Red, . Seal, . Exam, . Prep
1. What, . should, . you, . do, . if, . an, . expansion, . tank, . on, . a, . heating, . system, . gets, . wat
er-logged?:,.It,.cannot,.be,.fixed,.and,.must,.be,.replaced.
2. Inside,.a,.one-bedroom,.condo,,.the,.kitchen,.needs,.8,000,.BTU,.of,.cooling,,.bed-
room,.needs,.13,000,.BTU,.of,.cooling,,.and,.the,.main,.room,.requires,.18,000,.BTU,.
of,.cooling.,.How,.many,.tons,.of,.refrigerant,.is,.needed,.to,.cool,.the,.condo?:,.3.25.,tons
3. When, . replacing,, . repairing,, . or, . installing, . a, . hydronic, . heating, . system,, . what,
. must, . be, . done, . before, . the, . system, . is, . put, . into, . operation?:, . Bleed,.all,.air,.from,.the,.syste
m
4. Which,.of,.the,.following,.conditions,.would,.produce,.the,.greatest,.possibility,.of, . p
ersonal,.injury,.if,.not,.repaired?:,.Mushroomed,.head,.on,.chisel
5. Which,.action,.should,.be,.taken,.if,.a,.lifting,.hook,.on,.a,.chain,.fall,.is,.cracked?:,.Discard,.it
6. A,.blueprint,.shows,.a,.cylindrical,.tank,.that,.is,.20,.inches,.in,.diameter,.and,.47,.in
ches,.in,.length.,.What,.amount,.of,.liquid,.is,.needed,.to,.fill,.this,.tank?:,.53.3,.gallons
7. Who, . is, . provided, . with, . fixture, . instruction, . manuals, . and, . operational, . inform
a-tion,.upon,.completion,.of,.the,.installation?:,.End,.user
8. What, . is, . the, . minimum, . number, . of, . clevis, . hangers, . required, . to, . hang, . a, . 4", . CP
VC,.pipe, . requiring, . support, . at, . both, . ends, . with, . a, . length, . of, . 5, . m?:, . 6
9. When,.are,.sleeves,.installed?:,.During,.concrete,.forming
10. An,.inspection,.is,.to,.be,.performed,.on,.a,.functioning,.tank.,.Which,.opening,.re
quires,.the,.installing,.of,.a,.blind,.flange,.or,.a,.line,.bend,.before,.entry?:,.All,.piping,.conn
ections
11. How, . is, . copper, . tubing, . installed, . to, . metallic, . piping, . to, . prevent, . electrolysis?:, .
By,.using,.dielectric,.union,.or,.coupling
12. What,.is,.the,.minimum,.rated,.filler,.allowed,.for,.a,.mechanically,.extracted,.tee,.o
n,.a,.water,.distribution,.system?:,.Brazing,.rod
13. Which,.methods,.are,.approved,.for,.joining,.copper,.tubing,.underground,.under,.
a,.building?:,.Flaring,.and,.brazing
14. What,.indicates,.the,.correct,.rubber,.gasket,.for,.a,.grooved,.clamp,.installation?-
:,.Colour,.marking
15. Given, . the, . following, . information:
- Coefficient, . of, . expansion, . =, . 0.000055, . F
- Temperature, . change, . =, . 54, . F
, Plumbing, . Red, . Seal, . Exam, . Prep
- Length, . of, . pipe, . =, . 33, . ft
What, . is, . the, . linear, . expansion, . to, . the, . nearest, . 1/8", . of, . an, . ABS, . pipe?:, . 1,.1/8"
16. Which, . method, . cannot, . be, . used, . when, . joining, . cast, . iron, . piping, . in, . a, . drainag
e,.system?:,.Screwed,.water,.fittings
17. Equally,.spaced,.dual,.vents,.are,.serving,.equally,.spaced,.lavatories.,.The,.space,.b
etween,.the,.outside,.lavatories,.and,.the,.wall,.is,.half,.the,.size,.as,.the,.space,.betwe
en,.the,.lavatories.,.If,.the,.lavatories,.are,.560,.mm,.(22,.in),.wide,.and,.are,.installed,.o
n,.a,.4,600,.mm,.(15,.ft,.4,.in),.wall,,.what,.is,.the,.c-
c,.measurement,.between,.the,.dual,.vents?:,.1,533,.mm,.61,.5/16,.in
18. Which, . personal, . protective, . equipment, . is, . required, . to, . be, . worn, . when, . cutti
ng
asbestos, . cement, . pipe?:, . Half,.face,.respirator,.with,.HEPA,.filter,,.disposable,.rubber,.or,.leather,.gloves,,.and,.full,.fa
ce,.shield
19. What,.is,.used,.to,.direct,.the,.flow,. of,.effluent,.in,. a,.manhole?:,.Channeling
20. What, . size, . of, . drain, . is, . required, . for, . a, . building, . sewer, . with, . 1275, . FU, . if, . i
t, . is,.installed,.with,.a,.slope,.of,.1%?:,.8,.in
21. Given, . the, . following, . information:
- 18,.bathtubs,.with,.1,.1/2",.traps
- 32,. water,. closets,. with,.flush,. valves
- 32, . lavs, . with, . 1, . 1/4", . traps
- 16, . kitchen, . sinks, . with, . 1, . 1/2", . traps
- 2,.commercial,.clothes,.washers,.with,.2",.traps
- 2,.mop,.sinks,.with,.2",.traps
What, . is, . the, . hydraulic, . load, . on, . the, . sanitary, . building, . sewer?:, . 283,.FU
22. What,.is,.the,.min,.size,.of,.a,.storm,.building,.sewer,.(slope,.of,.1/100),.for,.a,.flat,.roof,
.measuring,.21.5,.m,.x,.23,.m?,.The,.maximum ,.rainfall,.intensity,.is,.25,.mm,.in,.15,.minu
tes.:,.6,.in
23. What, . type, . of, . support, . is, . used, . for, . a, . nominally, . horizontal, . pipe, . installed, . un
derground,.on,.a,.base,.that,.is,.not,.firm,.and,.continuous?:,.Hanger.,support.,by.,a.,structural,.slab
24. What,.determines,.the,.inlet,.elevation,.of,.a,.septic,.tank?:,.Depth,.of,.building,.sewer
25. Which,.two,.fittings,.in,.combination,.can,.be,.used,.to,.change,.the,.direction,.of,.a,.6,
.in,.building,.sewer,.pipe,.that,.is,.15,.m,.long,.between,.cleanouts?:,.Two,.22,.1/2,.fittings
, Plumbing, . Red, . Seal, . Exam, . Prep
26. Which, . size, . of, . septic, . tank, . would, . be, . required, . for, . a, . small, . resort, . with, . 20,.
persons,.and,.5,.employees?,.(Each,.person,.is,.200,.L,.per,.day,,.each,.employee,.is, . 5
0,.L,.per,.day):,.6375,.L
27. Which,.size,.of,.holding,.tank,.is,.required,.for,.a,.home,.allowing,.for,.735,.L,.per,.day,.
with,.a,.16-day,.retention,.period?:,.12000,.L
28. What,.is,.the,.volume,.of,.an,.effluent,.chamber,.in,.a,.septic,.tank,.if,.the,.width,.is,.4,.ft,.
and,.the,.depth,.is,.5,.ft,.and,.the,.length,.is,.6,.ft?:,.120,.cubic,.feet
29. When,. using,. a,. builder's,. level,,. the,. backsight,. reading,. at,. the,. benchmark,. is
1.450,.m,,.and,.the,.foresight,.reading,.at,.the,.destination,.point,.is,.1.750,.m.,.What,.i
s,.the,.elevation,.of,.the,.destination,.point,.if,.the,.benchmark,.elevation,.is,.100.00,.m
?:,.99.700,.m
30. Which, . table, . from, . the, . national, . plumbing, . code, . is, . used, . to, . determine, . the, . s
ize
of, . a, . storm, . building, . sewer?:, . 2.4.10.9
31. A,.combined,.building,.sewer,.has,.a,.hydraulic,.load,.of,.345,.fixture,.units,.and,.92
80,.L,.of,.rainwater.,.What,.is,.the,.minimum,.size,.of,.pipe,.required,.for,.a,.slope,.of,.1/1
00?:,.8
32. What,.procedure,.is,.used,.to,.determine,.soils,.ability,.to,.accept,.a,.private,.sewage,.di
sposal,.system?:,.Percolation,.test
33. What, . is, . done, . to, . prevent, . freezing, . of, . a, . pumped, . effluent, . line, . leaving, . th
e,.septic,.tank?:,.Lower,.the,.effluent,.line,.below,.frost,.level.
34. What, . is, . the, . purpose, . of, . installing, . a, . screen, . around, . an, . effluent, . pump, . in,
. a,.septic,.tank?:,.Prevent,.solids,.from,.entering,.the,.pressure,.distribution,.lines.
35. What, . device, . controls, . the, . intervals, . at, . which, . effluent, . is, . discharged, . in, . to,
. a,.gravity,.fed,.distribution,.field?:,.Bell,.and,.siphon
36. Percolation, . tests, . indicate, . that, . the, . soil, . in, . the, . area, . selected, . for, . a, . dispos
al,.field, . has, . a, . percolation, . rate, . of, . 92, . min/cm., . What, . type, . of, . effluent, . treatm
ent, . system,.is,.required?:,.Pressure,.distribution,.into,.a,.sand,.mound
37. A, . three-piece, . basement, . plumbing, . rough-
in, . includes, . a, . water, . closet,, . bath-
tub,,.and,.lavatory.,.Determine,.the,.minimum,.size,.of,.a,.wet,.vent,.to,.be,.installed.:, . 50, .
mm,.2,.in
1. What, . should, . you, . do, . if, . an, . expansion, . tank, . on, . a, . heating, . system, . gets, . wat
er-logged?:,.It,.cannot,.be,.fixed,.and,.must,.be,.replaced.
2. Inside,.a,.one-bedroom,.condo,,.the,.kitchen,.needs,.8,000,.BTU,.of,.cooling,,.bed-
room,.needs,.13,000,.BTU,.of,.cooling,,.and,.the,.main,.room,.requires,.18,000,.BTU,.
of,.cooling.,.How,.many,.tons,.of,.refrigerant,.is,.needed,.to,.cool,.the,.condo?:,.3.25.,tons
3. When, . replacing,, . repairing,, . or, . installing, . a, . hydronic, . heating, . system,, . what,
. must, . be, . done, . before, . the, . system, . is, . put, . into, . operation?:, . Bleed,.all,.air,.from,.the,.syste
m
4. Which,.of,.the,.following,.conditions,.would,.produce,.the,.greatest,.possibility,.of, . p
ersonal,.injury,.if,.not,.repaired?:,.Mushroomed,.head,.on,.chisel
5. Which,.action,.should,.be,.taken,.if,.a,.lifting,.hook,.on,.a,.chain,.fall,.is,.cracked?:,.Discard,.it
6. A,.blueprint,.shows,.a,.cylindrical,.tank,.that,.is,.20,.inches,.in,.diameter,.and,.47,.in
ches,.in,.length.,.What,.amount,.of,.liquid,.is,.needed,.to,.fill,.this,.tank?:,.53.3,.gallons
7. Who, . is, . provided, . with, . fixture, . instruction, . manuals, . and, . operational, . inform
a-tion,.upon,.completion,.of,.the,.installation?:,.End,.user
8. What, . is, . the, . minimum, . number, . of, . clevis, . hangers, . required, . to, . hang, . a, . 4", . CP
VC,.pipe, . requiring, . support, . at, . both, . ends, . with, . a, . length, . of, . 5, . m?:, . 6
9. When,.are,.sleeves,.installed?:,.During,.concrete,.forming
10. An,.inspection,.is,.to,.be,.performed,.on,.a,.functioning,.tank.,.Which,.opening,.re
quires,.the,.installing,.of,.a,.blind,.flange,.or,.a,.line,.bend,.before,.entry?:,.All,.piping,.conn
ections
11. How, . is, . copper, . tubing, . installed, . to, . metallic, . piping, . to, . prevent, . electrolysis?:, .
By,.using,.dielectric,.union,.or,.coupling
12. What,.is,.the,.minimum,.rated,.filler,.allowed,.for,.a,.mechanically,.extracted,.tee,.o
n,.a,.water,.distribution,.system?:,.Brazing,.rod
13. Which,.methods,.are,.approved,.for,.joining,.copper,.tubing,.underground,.under,.
a,.building?:,.Flaring,.and,.brazing
14. What,.indicates,.the,.correct,.rubber,.gasket,.for,.a,.grooved,.clamp,.installation?-
:,.Colour,.marking
15. Given, . the, . following, . information:
- Coefficient, . of, . expansion, . =, . 0.000055, . F
- Temperature, . change, . =, . 54, . F
, Plumbing, . Red, . Seal, . Exam, . Prep
- Length, . of, . pipe, . =, . 33, . ft
What, . is, . the, . linear, . expansion, . to, . the, . nearest, . 1/8", . of, . an, . ABS, . pipe?:, . 1,.1/8"
16. Which, . method, . cannot, . be, . used, . when, . joining, . cast, . iron, . piping, . in, . a, . drainag
e,.system?:,.Screwed,.water,.fittings
17. Equally,.spaced,.dual,.vents,.are,.serving,.equally,.spaced,.lavatories.,.The,.space,.b
etween,.the,.outside,.lavatories,.and,.the,.wall,.is,.half,.the,.size,.as,.the,.space,.betwe
en,.the,.lavatories.,.If,.the,.lavatories,.are,.560,.mm,.(22,.in),.wide,.and,.are,.installed,.o
n,.a,.4,600,.mm,.(15,.ft,.4,.in),.wall,,.what,.is,.the,.c-
c,.measurement,.between,.the,.dual,.vents?:,.1,533,.mm,.61,.5/16,.in
18. Which, . personal, . protective, . equipment, . is, . required, . to, . be, . worn, . when, . cutti
ng
asbestos, . cement, . pipe?:, . Half,.face,.respirator,.with,.HEPA,.filter,,.disposable,.rubber,.or,.leather,.gloves,,.and,.full,.fa
ce,.shield
19. What,.is,.used,.to,.direct,.the,.flow,. of,.effluent,.in,. a,.manhole?:,.Channeling
20. What, . size, . of, . drain, . is, . required, . for, . a, . building, . sewer, . with, . 1275, . FU, . if, . i
t, . is,.installed,.with,.a,.slope,.of,.1%?:,.8,.in
21. Given, . the, . following, . information:
- 18,.bathtubs,.with,.1,.1/2",.traps
- 32,. water,. closets,. with,.flush,. valves
- 32, . lavs, . with, . 1, . 1/4", . traps
- 16, . kitchen, . sinks, . with, . 1, . 1/2", . traps
- 2,.commercial,.clothes,.washers,.with,.2",.traps
- 2,.mop,.sinks,.with,.2",.traps
What, . is, . the, . hydraulic, . load, . on, . the, . sanitary, . building, . sewer?:, . 283,.FU
22. What,.is,.the,.min,.size,.of,.a,.storm,.building,.sewer,.(slope,.of,.1/100),.for,.a,.flat,.roof,
.measuring,.21.5,.m,.x,.23,.m?,.The,.maximum ,.rainfall,.intensity,.is,.25,.mm,.in,.15,.minu
tes.:,.6,.in
23. What, . type, . of, . support, . is, . used, . for, . a, . nominally, . horizontal, . pipe, . installed, . un
derground,.on,.a,.base,.that,.is,.not,.firm,.and,.continuous?:,.Hanger.,support.,by.,a.,structural,.slab
24. What,.determines,.the,.inlet,.elevation,.of,.a,.septic,.tank?:,.Depth,.of,.building,.sewer
25. Which,.two,.fittings,.in,.combination,.can,.be,.used,.to,.change,.the,.direction,.of,.a,.6,
.in,.building,.sewer,.pipe,.that,.is,.15,.m,.long,.between,.cleanouts?:,.Two,.22,.1/2,.fittings
, Plumbing, . Red, . Seal, . Exam, . Prep
26. Which, . size, . of, . septic, . tank, . would, . be, . required, . for, . a, . small, . resort, . with, . 20,.
persons,.and,.5,.employees?,.(Each,.person,.is,.200,.L,.per,.day,,.each,.employee,.is, . 5
0,.L,.per,.day):,.6375,.L
27. Which,.size,.of,.holding,.tank,.is,.required,.for,.a,.home,.allowing,.for,.735,.L,.per,.day,.
with,.a,.16-day,.retention,.period?:,.12000,.L
28. What,.is,.the,.volume,.of,.an,.effluent,.chamber,.in,.a,.septic,.tank,.if,.the,.width,.is,.4,.ft,.
and,.the,.depth,.is,.5,.ft,.and,.the,.length,.is,.6,.ft?:,.120,.cubic,.feet
29. When,. using,. a,. builder's,. level,,. the,. backsight,. reading,. at,. the,. benchmark,. is
1.450,.m,,.and,.the,.foresight,.reading,.at,.the,.destination,.point,.is,.1.750,.m.,.What,.i
s,.the,.elevation,.of,.the,.destination,.point,.if,.the,.benchmark,.elevation,.is,.100.00,.m
?:,.99.700,.m
30. Which, . table, . from, . the, . national, . plumbing, . code, . is, . used, . to, . determine, . the, . s
ize
of, . a, . storm, . building, . sewer?:, . 2.4.10.9
31. A,.combined,.building,.sewer,.has,.a,.hydraulic,.load,.of,.345,.fixture,.units,.and,.92
80,.L,.of,.rainwater.,.What,.is,.the,.minimum,.size,.of,.pipe,.required,.for,.a,.slope,.of,.1/1
00?:,.8
32. What,.procedure,.is,.used,.to,.determine,.soils,.ability,.to,.accept,.a,.private,.sewage,.di
sposal,.system?:,.Percolation,.test
33. What, . is, . done, . to, . prevent, . freezing, . of, . a, . pumped, . effluent, . line, . leaving, . th
e,.septic,.tank?:,.Lower,.the,.effluent,.line,.below,.frost,.level.
34. What, . is, . the, . purpose, . of, . installing, . a, . screen, . around, . an, . effluent, . pump, . in,
. a,.septic,.tank?:,.Prevent,.solids,.from,.entering,.the,.pressure,.distribution,.lines.
35. What, . device, . controls, . the, . intervals, . at, . which, . effluent, . is, . discharged, . in, . to,
. a,.gravity,.fed,.distribution,.field?:,.Bell,.and,.siphon
36. Percolation, . tests, . indicate, . that, . the, . soil, . in, . the, . area, . selected, . for, . a, . dispos
al,.field, . has, . a, . percolation, . rate, . of, . 92, . min/cm., . What, . type, . of, . effluent, . treatm
ent, . system,.is,.required?:,.Pressure,.distribution,.into,.a,.sand,.mound
37. A, . three-piece, . basement, . plumbing, . rough-
in, . includes, . a, . water, . closet,, . bath-
tub,,.and,.lavatory.,.Determine,.the,.minimum,.size,.of,.a,.wet,.vent,.to,.be,.installed.:, . 50, .
mm,.2,.in
