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Instructions for Continued Airworthiness 190-01527-15 Rev 1

for the Garmin G500H Installation in Eurocopter EC130 Page 46 of 82

3. Visually inspect the connectors to ensure there are no bent or damaged pins.

Repair any damage.

4. Connect the connector to the GRS 77H, ensuring that each slidelock is secured on

both sides.

Original GRS 77H is Reinstalled

If the original GRS 77H is reinstalled, then no software loading is required. This does

not include units that were returned for repair as their software and configuration files

are deleted during the repair testing process. Reference Section 12-20-00 Calibration

Requirements to determine whether recalibration is required.

New, Repaired, or Exchange GRS 77H is Installed

If a new, repaired, or exchange GRS 77H unit is installed then software must be loaded

per Section 5.4.2 of the G500H STC Installation Manual. Reference Section 12-20-00

Calibration Requirements to determine whether re-calibration is required.

GRS 77H Configuration Module is Replaced

If the GRS 77H Configuration Module is replaced, the GRS 77H must be re-calibrated.

Reference Section 12-10-20 Calibration Requirements.

iii Return to Service

After removing and reinstalling the GRS 77H, the return-to-service check should be

performed. (Reference Section 12-00-10)

d) GDU 620 MFD

i Removal

1. Remove the six mounting screws from the bezel of the GDU 620.

2. Pull the GDU 620 far enough out from the instrument panel to access the three

rear connectors.

3. Disconnect the rear connectors.

4. Remove the GDU 620.

ii Installation

1. Visually inspect the connectors to ensure that there are no bent or damaged pins.

Repair any damage.

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Garmin B4 Bedienerhandbuch Seite 46