#1
Which of the following is a common maintenance task in HVAC systems?
Replacing air filters regularly
ExplanationEnsures efficient airflow and clean air quality.
#2
What does HVAC stand for?
Heat, Ventilation, and Air Conditioning
ExplanationEncompasses systems for environmental control.
#3
What is the purpose of the thermostat in an HVAC system?
To control the temperature settings
ExplanationRegulates indoor temperature for comfort.
#4
Which of the following is a component of an HVAC system responsible for distributing conditioned air throughout a building?
Ductwork
ExplanationChannels air from HVAC unit to different areas.
#5
Which component of an HVAC system is responsible for removing heat from the indoor air?
Condenser
ExplanationTransfers heat from inside to outside.
#6
What is the purpose of HVAC preventive maintenance?
To minimize equipment downtime and reduce energy consumption
ExplanationPrevents costly breakdowns and saves energy.
#7
What is a common indicator that an HVAC system needs maintenance?
All of the above
ExplanationVarious signs include reduced airflow and strange noises.
#8
Which of the following is a recommended frequency for changing HVAC air filters?
Every month
ExplanationEnsures optimal filtration and system performance.
#9
What is the purpose of an HVAC evaporator coil?
To remove heat from the indoor air
ExplanationAbsorbs heat to cool indoor air.
#10
Which of the following is NOT a benefit of regular HVAC maintenance?
Increased likelihood of equipment failure
ExplanationRegular maintenance decreases failure risks.