The shelf life of polyurethane filter varies from two years to five years depending on the storage
conditions. Store in a cool, dry, and dark environment. Wrap the media in plastic and store in an
environment with relative humidity between 40%- 80% and temperature between 40°F (4° C) to 90°F
(32° C). Note that if the material flakes, or becomes brittle when rubbed or deformed, it is no longer
usable.
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Tools and Parts Required to Maintain the MX2020 Hardware Components | 225
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Replacing the MX2020 Air Filters
Maintaining the MX2020 Air Vents
Purpose
For optimum cooling, verify the condition of the air vents. Dust can clog air vents, reducing cooling system
efficiency.
Action
On a regular basis, check the vents and clean them as necessary.
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Clearance Requirements for Airflow and Hardware Maintenance for the MX2020 Router | 133
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Removing the MX2020 Air Baffle
To remove the air baffle—MX2000-UPR-BAFFLE:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
2. Loosen the four captive screws located on either side of the air baffle that is attached to the upper fan
tray access door.
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