Section 2: Installation
2.1 General
The MP20 series handheld radios do not require any installation, but depending on aircraft,
operational environment and microphone configuration, some radio parameters may need
adjustment to ensure optimal performance.
Care should be taken when selecting helmet/headset microphone to ensure Polycon MP 20
compatibility.
2.2 Inspection before installation
Before taking MP20 radios into use, carry out visual inspection for any transport damage,
paying particular attention to the following:
- Dirt, dents, scratches, corrosion, broken attaching parts on the housing and housing parts.
- Dirt and scratches on the identification plate, and marking.
- Dirt, bent or broken pins, cracked connector inserts.
- Missing screws or pressure relief pin.
2.3 Recommended maintenance
The MP20 should be serviced by an Axnes Aviation certified service centre according to the
recommended maintenance schedule. Recommended according to service letter published
at Axnes resource website:
http://www.axnes.com/resource-center/service-letters/
Axnes Aviation certified service centres are found at:
http:\\www.axnes.com\support
or contact Axnes Aviation A/S at:
Phone: +47 37 04 08 00
FAX: +47 37 04 07 99
E-mail: service@axnes.com
The MP20 hand held radio should always be thoroughly cleaned and stored in a dry and
ventilated location. After use, immersion in salt water or exposure to salt laden or dusty
atmosphere, the hand held radio must be washed in clean running water and dried off with a
soft cloth.
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