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CETP 4.4 Basic Electricity For Propane Appliance Service Exam Questions and Answers Fully Solved
CETP 4.4 Basic Electricity For Propane Appliance Service Exam Questions and Answers Fully Solved
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CETP 4.4 Basic Electricity For Propane ApplianceService Exam Questions and Answers Fully Solved
The OSHA standard for the control of Hazardous Energy is utilized using: - -
Lockout/Tagout Tag
-If the appliance cannot be fixed immediately or if the customer chooses to
have someone else repair the appliance, then determine whether you are
obliged to remove the appliance from service, this procedure is referred to
as: - -Warning Tag Procedure
-Basic appliances that use a standing pilot ignition system have a: - -Pilot
Burner
-Wireless controls are battery operated devices send signals to a ______ to
control the operation of the hearth product - -Receiver
-All standing pilot ignition systems are required to be installed w/ a
__________ - -Pilot Safety System
-Some unvented appliances such as room heaters, gas log sets, and
camping heaters include ___________ to verify there is enough oxygen is
present for safety. - -Oxygen Depletion Sensors
-A _________ is a special kind of switch which can control components on
different circuits even when the circuits have different voltages - -Relay
-The ____________ can be determined by reviewing the wiring diagrams and
other information in the manufacturers documentation. - -Sequence Of
Operations
-What controls a call for heat? - -Thermostat
-____________ is a form of energy generated by friction, magnetic induction,
or a chemical process. Movement of electrons. - -Electricity
-Opposite poles ____ each other, and same poles _____ each other - -Attract,
Repel
-Most of electricity used in the homes or businesses comes through
_________ that produce electricity through very large generators - -Power
Plants
-Voltage, and measure of voltage: - -E, V
, -Current, and measure of current: - -A, I
-Resistance, and measure of resistance: - -R, Ω
-Power, and measure of power: - -P, W
-Measure of frequency - -Hertz (Hz)
-Kilo (e.g. kilowatts) - -K
-Micro (e,g, microamps) - -µ
-Milli (e.g. milliamps or millivolts) - -M
-A ____________ exists when current can flow from one terminal of the power
source through the connecting wires and back to the other terminal of the
power source without going through any load devices - -Short Circuit
-Current flow as low as ____________ can be fatal. - -30 milliamps (mA)
-Meters are rated according to the amount of __________ protection they
provide for the user - -Overvoltage
-It is _________ to use a meter that is rated higher than needed for a
particular application, but ___________ to use a meter that is rated lower than
is required. - -Acceptable, Unacceptable
-_________ attempt to measure the voltage of a spark ignition module. Such
voltages could cause injury or death. - -Never
-If the appliance has been incorrectly wired, you can seal the two wires (L1
& N) and then recheck the _________ - -Polarity
-If the circuit is open. The multimeter will read ___ for _______ and there will
be audible beep. - -OL, Open Loop
-Use ___ coils of wire because it is easier to divide by that number - -10
-Ohms Law: - -V = A x Ω OR E = I x R
-Most gas appliances for residential use are designed for a ______ AC power
supply to operate line voltage and a transformer to convert ______ volts to
24v volts for the control circuit. - -120v
-Watts Law: - -W = A x V OR P = I x E
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