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MAINTENANCE
6 MAINTENANCE
6.1 AIR FILTER CLEANING
Air filters should be cleaned on a regular maintenance schedule between once every month
and once every three months depending on the environment in which the power supply is
installed.
To clean the air filters:
1. Open the filter grill by simultaneously pulling outward on both sides of the top part of the
grill as shown below. The grill swings open like a door allowing access to the filter.
2. Remove the filter and clean it with compressed air or replace it with new filter material.
The filter type material to use is Class G3 according to norm EN 779.
3. Reinsert the clean filter and close the filter grill.
6.2 COOLING FAN CLEANING
The cooling fan should be cleaned on a regular maintenance schedule between once every
month and once every three months depending on the environment in which the power
supply is installed.
To clean the cooling fan:
1. Turn off the AC line input voltage from the external switch.
2. Open the power supply door with the key.
3. Clean the fan using compressed air.
4. Close the power supply door with the key.
5. Turn on the AC line input voltage from the external switch.
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