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3.1.6 BLOWER OF THE EXISTING FURNACE
The blower of the existing furnace shall produce an average air flow in the
plenum in between 750 to 1,250 cfm when the external static pressure is
adjusted to 0,2" of water column and in between 650 to 1100 cfm when adjusted
to 0,5" of water column.
Some adjustment on the motor and blower of the existing furnace may be
necessary. In this case, the following rules apply:
On a belt-driven system, blower pulleys and motor pulleys may be changed to
do the adjustment.
On a direct-drive system, the motor shall not be changed; however, the speed
of the motor may be increased or decreased.
THE BLOWER OF THE EXISTING FURNACE ITSELF SHALL NOT BE
CHANGED.
THE ELECTRICAL CURRENT FLOWING THROUGH THE BLOWER MOTOR
SHALL NOT EXCEED THE NAMEPLATE RATING.
3.1.7 MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS FOR MINI-
CADDY ADD-ON
N.B.: THIS APPLIANCE MUST BE INSTALLED IN ACCORDANCE WITH THE
INSTRUCTIONS ON THE CERTIFICATION PLATE APPLIED ON THE UNIT.
CAUTION
WARNING
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