Installation clearances for rooftop units are required:
A) To ensure that the weight of the unit does not rest directly on any roof trusses, beams, joists, or rafters.
B) To isolate the equipment from materials that might be damaged by refrigerant leaks.
C) To maintain a safe distance between the wiring and combustible materials.
D) To ensure the correct airflow through the condenser coil.
D
You might also like to view...
Technician A says that low battery voltage can cause driveability problems. Technician B says that charging voltage should be over 15 volts when the engine is idling. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
When measuring voltage loss through a starter solenoid, what is the maximum permitted voltage drop?
A. 0.1 V-DC B. 0.2 V-DC C. 0.3 V-DC D. 0.5 V-DC
How can a multistage thermostat be applied to control an electric furnace?
A) The strips will receive 120 volts in the first stage and 240 volts in the second stage. B) The blower will come on in the first stage and the strips in the second stage. C) The strips will come on in the first stage and the fan in the second stage. D) Fifty percent of the strips will be energized in the first stage and the rest in the second stage.
Bathroom cabinets are called lavatories, linen cabinets, and medicine cabinets.
Answer the following statement true (T) or false (F)