Garmin G1000 Maintenance Manual page 181

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6.9 GDL 69/69A
To remove:
1. Loosen the Phillips screw to unlock unit handle.
2. Pull the GDL lever up towards the top of the unit. This disengages the locking stud with the
dogleg slot.
3. Slide unit out of rack.
To install:
1. Inspect connector(s) for damaged pins.
2. Gently push unit into the rack and engage the connectors.
3. Push the GDL lever down towards the bottom of the unit avoiding the use of excessive force.
4. If lever fails to go down, adjust backplate while engaging unit.
5. Lock the handle into the GDL body and tighten the Phillips screw.
6.10 GDL 90
Refer to the applicable aircraft maintenance manual for removal and installation information.
6.11 GSA 81
To remove:
1. Disconnect the GSA connector.
2. Loosen and remove the servo attachment bolts using a socket or open-wrench.
3. Carefully remove the servo and place a protective cover on the output gear.
4. Place a protective cover over the GSM 85(A).
To install:
1. Inspect the output gear for abnormal wear or the absence of grease.
2. Carefully place the servo into the capstan, ensuring proper orientation and alignment. Units
will be flush when properly seated. No gap should be present.
3. Fasten the servo to the capstan using the existing hardware.
4. Inspect the backshell assembly and connector for damaged pins.
5. Connect backshell assembly to the unit.
G1000 System Maintenance Manual
190-00903-00
Page 6-5
Rev. A