Columbia Weather Systems Orion AQM, Руководство пользователя

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Orion AQM/AQM+ 45
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Columbia Weather Systems, Inc.
SECTION 7: MAINTENANCE
The following maintenance is recommended:

Use a soft cloth to remove any visible obstructions from the solar
radiation shields on the AQM, e.g., dust, dirt, leaves, debris.

Change electro chemical gas cells every 12 ... 36 months by a
qualified technician locally

For the AQM Plus, replace the LPC filter every 6 to 12 months

The combined humidity and temperature sensor is
recommended to be replaced every two years for optimal
calibration
Maintenance tasks can be performed by a qualified technician or the
module can be returned to the factory for service.