AIR CONDITIONNING SYSTEMThe left and right packs are in the air conditioning bay. The airconditioning bay is in the unpressurized belly fairing, forward of thewheel well on the lower fuselage. The belly fairing has inlets for packand compartment cooling.The packs supply air to the mixer unit. The mixer unit is installed atthe rear of the forward cargo compartment. It mixes air from the packsand re-circulated air from the cabin before distribution to each zone.