Cleaning a power frame air filter

The power frame air filter of a 12500E switch is right behind the front panel of the power frame to prevent dust from entering the power frame.

To clean the power frame air filter:

  1. Loosen the fastening screws on the air filter and remove the air filter from the power frame.

Figure 50: Removing the power supply air filter

(1) Power frame air filter

(2) Screws

  1. Wash the air filter by using clean water, and then air-dry the air filter.

  2. Position the air filter to the right place, and fasten the fastening screws on the air filter.