Maintenance Manual XA41/XA42
AMM-XA42-0040-001 C.00
Page date: Page 3
25.09.2018 Chapter 21
21-20-01 Canopy Defog
On the XA42, a NACA intake on the front right part of the canopy lets the air in for the
canopy defogging. The NACA intake is connected to a duct system. It supplies the air to the
canopy glass through a diffuser on the bottom front part of the canopy. To adjust the
quantity of air for defogging, move the applicable lever on the right side of the rear cockpit.
On the XA41, an air intake on the center front part of the canopy lets the air in for the
canopy defogging. To adjust the quantity of air for defogging, move the lever in the top
center of the instrument panel.
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