Best CC34IQ63SB Manuel D'instructions page 16

MAKE-UP AIR DAMPER
CAUTION: The hood is compatible only with Broan Make-Up Air Damper Model MD8T
(recommended for CC34IQ63SB)or MD10T (recommended for CC34IQT63SB). Purchase
separately.Make the connection to the Make-Up Air Damper with low voltage wiring, as shown.
See Make-Up Air Damper instructions for additional information (Fig.23)
INSTALL THE AIR RETURN VENT (NON-DUCTED VERSION)
Purchase the optional ANKCC3463 recirculating kit, sold separately (Optional for
CC34IQ63SB only). The kit includes the air return vent and the charcoal lters.
Fix the air return vent to the ceiling, by means (4) 4,2x15 mm screws. See Fig.24.
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FIG.23
CEILING
(4) MOUNTING SCREWS
4,2x15mm
FIG.24