Exterior Windshield And Windows; Enhanced Vision System Sensor Windows (Optional) - Cirrus SR22 Pilot Operating Handbook

S 8: H
ECTION ANDLING AND
C E
LEANING XTERIOR

Exterior Windshield and Windows

Before cleaning an acrylic window, rinse away all dirt particles before
applying cloth or chamois. Never rub dry acrylic. Dull or scratched window
coverings may be polished using a special acrylic polishing paste.
Clean acrylic windows with a solvent-free, non-abrasive, antistatic
acrylic cleaner. Do not use gasoline, alcohol, benzene, carbon
tetrachloride, thinner, acetone, or glass window cleaning sprays.
Use only a non-abrasive cotton cloth or genuine chamois to clean
acrylic windows. Paper towel or newspaper are highly abrasive
To Clean Exterior Windshield and Windows
1. Remove grease or oil using a soft cloth saturated with kerosene then
rinse with clean, fresh water.
Wiping with a circular motion can cause glare rings. Use an up
and down wiping motion on the windshield in the direction of the
To prevent scratching from dirt that has accumulated on the
cloth, fold cloth to expose a clean area after each pass.
2. Using a moist cloth or chamois, gently wipe the windows clean of all
contaminants.
3. Apply acrylic cleaner to one area at a time, then wipe away with a soft,
cotton cloth.
4. Dry the windows using a dry non-abrasive cotton cloth or chamois.

Enhanced Vision System Sensor Windows (Optional)

The Enhanced Vision System Sensor is located on the underside of the LH
wing. The three sensor windows are made of Germanium. In contrast to
visible light energy, infrared energy typically passes through dirt on the
window. As such, the Sensor windows require only occasional cleaning.
If an EVS Sensor Window breaks, use gloves and masks when
Do not use abrasive cleansers or cleaning pads on the germanium
window. Abrasive cleaning can damage the sensor window
Do not use any cleansers containing ammonia. Ammonia will
8-22
S
ERVICING
S
URFACES
and will cause hairline scratches.
airflow to prevent this.
handling broken germanium window material.
remove the sensor window coating.
• CAUTION •
• N •
OTE
• CAUTION •
coating.
C D
IRRUS ESIGN
SR22
P/N 13772-006
Reissue A