You can tell which way a fan is supposed to rotate by looking at it.
Yes those older units with the condenser on one side usually blew out
through the condenser.
It is very important to mount the fan so the blades are in the proper
position to the fan shroud!
I always marked the the fan blade or wrote on it for a reference. You
might be able to get that information somewhere.
WISDOM PRINCIPLE DIRECTED EMPOWERMENT COMMUNICATIONS -
THE REAL POLITICAL ISSUES and WISDOM BASED PEOPLE EMPOWERMENT
Air can be drawn through ( induced draft ) or blown
through ( forced draft ) a finned coil. However the Unit
case can also form an Air Plenum and condenser air can
also be used to cool the hermetic compressor.
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