unit 12 TSSA Exam Questions with Correct Answers and Answers with
Verified Solutions | Latest 2026 Update
Q: attached to the L2 side of the secondary transformer. what is this testing check
power at
Answer:
transformer secondary side
what is a type of protection device -fuse
a circuit breaker
what force is used to open or close a diaphragm gas valve gas pressure
where would a unitrol valve be installed on a hot water heater
what should never be done when replacing a capacitor never place fingers across
terminals
of a capacitor
what is a type of gas pressure regulator -service regulators
system/line regulators
, Q: appliance regulators
Answer:
all of the above
what dose polarization in an AC circuit refer to the difference between hot, neutral
and
ground
what is an example of combustion safety control a thermocouple
what is a solenoid a cyundrical coil that creates a magnetic field inside when
electrical
current moves through it
what is the primary cause of motor insulation failure motor overheating
what is an example of an operating controller -an operating pressuretrol
a thermostat
an operating aquastat
what are two ways the stator phase coils in a three-phase induction motor be
connected
delta or wye
what is an operating aquastat a normal closed switch that controls water temperature
in a boiler. it opens when the temperature set-point is reached, shutting off gas supply
to the
burners
what is an operating pressuretrol a normally closed switch that controls the pressure
In a
steam boiler. it opens when the set pressure is reached, shutting off the gas supply to
the
burner
Verified Solutions | Latest 2026 Update
Q: attached to the L2 side of the secondary transformer. what is this testing check
power at
Answer:
transformer secondary side
what is a type of protection device -fuse
a circuit breaker
what force is used to open or close a diaphragm gas valve gas pressure
where would a unitrol valve be installed on a hot water heater
what should never be done when replacing a capacitor never place fingers across
terminals
of a capacitor
what is a type of gas pressure regulator -service regulators
system/line regulators
, Q: appliance regulators
Answer:
all of the above
what dose polarization in an AC circuit refer to the difference between hot, neutral
and
ground
what is an example of combustion safety control a thermocouple
what is a solenoid a cyundrical coil that creates a magnetic field inside when
electrical
current moves through it
what is the primary cause of motor insulation failure motor overheating
what is an example of an operating controller -an operating pressuretrol
a thermostat
an operating aquastat
what are two ways the stator phase coils in a three-phase induction motor be
connected
delta or wye
what is an operating aquastat a normal closed switch that controls water temperature
in a boiler. it opens when the temperature set-point is reached, shutting off gas supply
to the
burners
what is an operating pressuretrol a normally closed switch that controls the pressure
In a
steam boiler. it opens when the set pressure is reached, shutting off the gas supply to
the
burner
