Minnesota Special Engineer Boiler License
Exam Practice Questions and Verified
Answers
QUESTION
The |purpose |of |the |expansion |tank |is |to?
Answer:
Provide |for |expansion |and |contraction |of |the |water |volume |as |its |temperature |varies
QUESTION
On |a |hot |water |boiler, |what |is |the |purpose |of |the |vent |valve?
Answer:
To |make |sure |there |is |water |in |the |boiler |and |to |vent |out |any |trapped |air
QUESTION
If |the |safety |valve |or |A.S.M.E. |safety |relief |valve |leaks |what |would |you |do?
Answer:
Have |the |valve |repaired |or |replaced
QUESTION
Tri-cocks |or |gauge |cocks |are |used |on |a |steam |boiler |to |indicate?
Answer:
The |true |water |level |inside |the |boiler
,QUESTION
On |a |steam |or |hot |water |boiler, |the |safety |valve |or |safety |relief |valve |could |be |tested |by?
Answer:
Lifting |the |lever |on |the |valve |or |raising |the |pressure |until |they |operate
QUESTION
Before |starting |a |steam |or |hot |water |boiler |what |should |you |check |for?
Answer:
Water |in |the |boiler
QUESTION
Bottom |blow |down |valves |are |provided |for |both |steam |and |hot |water, |true |or |false?
Answer:
True
QUESTION
Safety |valves |or |SRV's |should |be |manually |tested |at |least?
Answer:
Quarterly, |every |90 |days
QUESTION
The |low |water |cut |off |is |one |of |the |most |important |electrical/mechanical |devices |on |your |boiler, |how
|often |should |it |be |tested?
Answer:
Monthly
,QUESTION
What |device |must |be |located |between |a |hot |water |boiler |and |the |expansion |tank?
Answer:
A |shut |off |valve |so |the |expansion |tank |can |be |isolated |and |drained |during |operation |of |the |boiler
QUESTION
On |a |hot |water |boiler, |every |time |the |burner |operates |the |SRV |opens, |why?
Answer:
The |expansion |tank |is |water |logged |or |the |isolating |valve |for |the |expansion |tank |is |closed
QUESTION
An |aquastat |is |used |on |which |type |of |boiler?
Answer:
Hot |water |boiler
QUESTION
To |reduce |thermal |shock |on |hot |water |boilers, |what |devices |are |used?
Answer:
Low |limit/low |fire |hold |controls, |a |three |way |valve, |and |a |run |around |pump
QUESTION
On |a |steam |boiler, |the |control |named |the |operator |will
Answer:
on |pressure |decrease=start, |on |pressure |increase=stop
, QUESTION
On |a |hot |water |boiler, |the |control |called |the |operator |will?
Answer:
On |temperature |decrease=start, |on |temperature |increase=stop
QUESTION
On |a |steam |boiler, |what |is |a |siphon |or |pig |tail |used |for?
Answer:
To |protect |the |steam |gauge |from |too |high |of |a |temperature
QUESTION
What |is |one |reason |causing |the |expansion |tank |to |fill |with |water?
Answer:
Air |leaks |out |by |the |gauge |glass |fittings
QUESTION
What |would |you |do |if |you |came |into |the |boiler |room |and |found |no |water |in |the |boiler?
Answer:
Shut |off |the |burner |and |allow |the |burner |to |cool
QUESTION
The |most |dangerous |action |the |boiler |operator |can |take |when |a |dangerously |low |water |condition
|exists |is |to?
Answer:
Add |water |to |the |boiler
Exam Practice Questions and Verified
Answers
QUESTION
The |purpose |of |the |expansion |tank |is |to?
Answer:
Provide |for |expansion |and |contraction |of |the |water |volume |as |its |temperature |varies
QUESTION
On |a |hot |water |boiler, |what |is |the |purpose |of |the |vent |valve?
Answer:
To |make |sure |there |is |water |in |the |boiler |and |to |vent |out |any |trapped |air
QUESTION
If |the |safety |valve |or |A.S.M.E. |safety |relief |valve |leaks |what |would |you |do?
Answer:
Have |the |valve |repaired |or |replaced
QUESTION
Tri-cocks |or |gauge |cocks |are |used |on |a |steam |boiler |to |indicate?
Answer:
The |true |water |level |inside |the |boiler
,QUESTION
On |a |steam |or |hot |water |boiler, |the |safety |valve |or |safety |relief |valve |could |be |tested |by?
Answer:
Lifting |the |lever |on |the |valve |or |raising |the |pressure |until |they |operate
QUESTION
Before |starting |a |steam |or |hot |water |boiler |what |should |you |check |for?
Answer:
Water |in |the |boiler
QUESTION
Bottom |blow |down |valves |are |provided |for |both |steam |and |hot |water, |true |or |false?
Answer:
True
QUESTION
Safety |valves |or |SRV's |should |be |manually |tested |at |least?
Answer:
Quarterly, |every |90 |days
QUESTION
The |low |water |cut |off |is |one |of |the |most |important |electrical/mechanical |devices |on |your |boiler, |how
|often |should |it |be |tested?
Answer:
Monthly
,QUESTION
What |device |must |be |located |between |a |hot |water |boiler |and |the |expansion |tank?
Answer:
A |shut |off |valve |so |the |expansion |tank |can |be |isolated |and |drained |during |operation |of |the |boiler
QUESTION
On |a |hot |water |boiler, |every |time |the |burner |operates |the |SRV |opens, |why?
Answer:
The |expansion |tank |is |water |logged |or |the |isolating |valve |for |the |expansion |tank |is |closed
QUESTION
An |aquastat |is |used |on |which |type |of |boiler?
Answer:
Hot |water |boiler
QUESTION
To |reduce |thermal |shock |on |hot |water |boilers, |what |devices |are |used?
Answer:
Low |limit/low |fire |hold |controls, |a |three |way |valve, |and |a |run |around |pump
QUESTION
On |a |steam |boiler, |the |control |named |the |operator |will
Answer:
on |pressure |decrease=start, |on |pressure |increase=stop
, QUESTION
On |a |hot |water |boiler, |the |control |called |the |operator |will?
Answer:
On |temperature |decrease=start, |on |temperature |increase=stop
QUESTION
On |a |steam |boiler, |what |is |a |siphon |or |pig |tail |used |for?
Answer:
To |protect |the |steam |gauge |from |too |high |of |a |temperature
QUESTION
What |is |one |reason |causing |the |expansion |tank |to |fill |with |water?
Answer:
Air |leaks |out |by |the |gauge |glass |fittings
QUESTION
What |would |you |do |if |you |came |into |the |boiler |room |and |found |no |water |in |the |boiler?
Answer:
Shut |off |the |burner |and |allow |the |burner |to |cool
QUESTION
The |most |dangerous |action |the |boiler |operator |can |take |when |a |dangerously |low |water |condition
|exists |is |to?
Answer:
Add |water |to |the |boiler
