Garmin 010-00861-00 Manuale di installazione - Pagina 35

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Garmin 010-00861-00 Manuale di installazione

7 PERIODIC MAINTENANCE

This section contains information on periodic calibration and maintenance required for continued
airworthiness.
7.1

Equipment Calibration

No scheduled servicing tasks or internal manual adjustments are required on the GDL 88 units.
7.2
Cleaning
The GDL 88 units do not require regular cleaning.
7.3

Battery Replacement

The GDL 88 with GPS/SBAS and the GDL 88D with GPS/SBAS includes an internal battery that will
last about 10 years. The battery is used for internal RAM memory and GPS system information. Regular
planned replacement is not necessary. The battery is not user-replaceable. Battery replacement and
removal must be performed by professional services.
GDL 88 TSO Installation Manual
190-01122-00
Page 7-1
Rev. A