24.1
Camera housing, cables, and other items
Use one of these liquids:
• Warm water
• A weak detergent solution
Equipment:
• A soft cloth
Follow this procedure:
1. Soak the cloth in the liquid.
2. Twist the cloth to remove excess liquid.
3. Clean the part with the cloth.
CAUTION
Do not apply solvents or similar liquids to the camera, the cables, or other items. This can cause
damage.
24.2
Infrared lens
Use one of these liquids:
• A commercial lens cleaning liquid with more than 30% isopropyl alcohol.
• 96% ethyl alcohol (C
2
H
5
OH).
Equipment:
• Cotton wool
CAUTION
If you use a lens cleaning cloth it must be dry. Do not use a lens cleaning cloth with the liquids that are
listed above. These liquids can cause material on the lens cleaning cloth to become loose. This material
can have an unwanted effect on the surface of the lens.
Follow this procedure:
1. Soak the cotton wool in the liquid.
2. Twist the cotton wool to remove excess liquid.
3. Clean the lens one time only and discard the cotton wool.
WARNING
Make sure that you read all applicable MSDS (Material Safety Data Sheets) and warning labels on con-
tainers before you use a liquid: the liquids can be dangerous.
CAUTION
•
Be careful when you clean the infrared lens. The lens has a delicate anti-reflective coating.
•
Do not clean the infrared lens too vigorously. This can damage the anti-reflective coating.
24.3
Infrared detector
Even small amounts of dust on the infrared detector can result in major blemishes in the
image. To remove any dust from the detector, follow the procedure below.
#T810253; r. AL/84068/84441; en-US
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