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Which is the most common equipment in a residential HVAC system?
True or False. The first step in replacing an HVAC system is to remove the existing unit.
In the third step, you set the ________ and coil, _________ plenum and configure return.
True or False. The unshielded wire that controls the on and off switch of the heat pump is connected to the contactor.
What does the technician do in the final step of a system replacement?