Pinnacle Speakers GBU070 Manual De Usuario

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DUCTING 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
PRIMARY FURNACE 
 
To install the GBU070 as a “Primary Furnace” first locate the furnace as near the chimney 
and as centralized with respect to heat distribution as practical. Follow all clearance to 
combustible requirements. Connect the ductwork to the furnace. Minimum supply plenum 
size: 14” x 14”, minimum return plenum size: 12” round. When a furnace is installed so 
that supply ducts carry air circulated by the furnace to the areas outside the space 
containing the furnace, the return air must also be handled by a duct sealed to the furnace 
casing and terminating outside the space containing the furnace. Where there is no 
complete return duct system, the return connection must be run full size to a point outside 
the furnace room. Air duct systems should be installed in accordance with standards for air 
conditioning systems. NFPA Pamphlet #90. They should be sized in accordance with ACCA 
Manual D or whichever is applicable, after completing installation as per the appropriate 
section of this manual. 
 
 
 
 
 
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