190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 12-2
12.1.3 Optional Equipment
12.2 General Specifications
See Section 2.2 for power/current specifications, and Section 2.4.1 for dimension/weight specifications.
12.3 Mounting and Wiring Requirements
12.3.1 Panel Cutout Template
Figure 12-6
can be used as a template when marking the panel for cutout. Dimensions on the figure are to
verify accuracy of printout only, see Figure 12-5
for complete cutout dimensions. A .dxf version of the
drawing is also available for download at https://support.garmin.com/support/manuals
.
CAUTION
Exercise caution when installing the rack in the instrument panel. Deformation of the rack
will make it difficult to install and remove the GMC 507.
NOTE
If the front edges of the installation rack are behind the front surface of the aircraft panel,
the GMC 507 pawl latches may not fully engage.
NOTE
The GMC 507 install rack may be used as a template for drilling the mounting holes.
12.3.2 Unit Installation
Fabrication of a wiring harness is required. Sound mechanical and electrical methods and practices are
recommended for installation of the GMC 507. Refer to Section 2.3 for wiring considerations, and to
Section 23.9
for pinouts.
12.3.2.1 Panel Cutout Installation
1. Per Figure 12-2, make sure the pawl latch fasteners are fully retracted and in the vertical position.
2. Insert the unit into the instrument panel cutout so the backside of the bezel rests against the instru-
ment panel. Orient the install rack as shown in Figure 12-8
.
3. Using a 3/32" hex drive tool turn each of the two pawl latches clockwise until tightened to
20 +/-2 in-lbs. When tightened, the pawl latches are in the horizontal position (see Figure 12-2
).
Table 12-3 GMC 507 Installation Rack Kit (010-12700-10)
Item Garmin P/N Quantity
GMC 507 Installation Rack 115-02774-00 1
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