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All installations and services must be performed by qualified service personnel.
B. BASE INSTALLATION – CMA3 models only
1. Combustible Floor Base Model: 70 BASE (for CMA3 models only)
Use the base bottom panel as a template to mark floor opening locations (see
Figure 2). Cut a square opening in the floor for the supply air connector duct. Cut
the opening 1-inch larger than the square template opening. (duct requires 1-inch
clearance to combustible floor).
Figure 2.
Figure 3.
After cutting openings in the floor, place the bottom panel in position. Mark the
square opening location on the distribution duct at the connection point of the
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