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G3X/G3X Touch Installation Manual - GMC 305 Installation
Rev. AC
Page 12-1
12 GMC 305 (AFCS MODE CONTROLLER) INSTALLATION
This section contains general information as well as installation information for the GMC 305. Use this
section to mount the GMC 305 unit.
Figure 12-1 GMC 305 Unit View (-20 version shown, -00 version has no YD button)
12.1 Equipment Description
The GMC 305 is a Garmin Automatic Flight Control System (AFCS) Mode Controller that can be used in
a G3X installation. The GMC 305 provides a user interface for the autopilot function of the G3X system.
The GMC 305 mounts flush to the aircraft instrument panel using four threaded cap screws.
12.2 Equipment Available
12.2.1 Required Equipment
12.2.2 Additional Equipment Required
The following accessories are not provided with the GMC 305 unit. The Installation Kit (Table 12-2) is
required to install the unit. The Installation Kit includes the Connector Kit (Table 12-3) and the Mounting
Kit (
Table 12-1 GMC 305 Part Numbers
Model
Assembly Part
Number
Unit Only Part
Number
GMC 305
010-01169-00
011-03226-00
GMC 305 w/Yaw Damper
010-01169-20
011-03226-20
Table 12-2 Contents of GMC 305 Installation Kit (010-12034-00)
Item
Garmin P/N
Quantity
Connector Kit, 15 Pin, Hi Density Male w/Jackscrews
011-01824-00
1
Mounting Kit, GMC 305
011-03242-00
1
Table 12-3 Contents of Connector Kit (011-01824-00)
Item
Garmin P/N
Quantity
Backshell w/Hdw, Jackscrew, 9/15 Pin
011-01855-00
1
Connector, Male, High Density D-Sub,15 CKT
330-00366-15
1
Contact, Pin, Military Crimp, Size 22D
336-00021-00
12