Describe one method to determine if a ladder is correctly set up.
Besides the manufacturer, where can the rooftop unit installer consult for
proper unit installation?
If the rooftop unit is installed in a seacoast area, what is one consideration as
to its location?
If the rooftop unit is subjected to a corrosive environment, and can’t be
installed in an area away from the offending corrosion, what would be a
What is one of the main reasons the rooftop units has to be level?
Proper clearances are required for what purpose concerning the condenser?
What are the two possible duct configurations for a rooftop unit?
If using a heat pump rooftop unit, why is proper height off of the roof
Why must the technician secure the rooftop unit’s panels when servicing the