Installation Instructions

GTN 6XX/7XX AML STC Installation Manual 190-01007-A3
Page B-2 Rev. 4
Start
:
Installation of the GTN 6
XX
,
GTN
7XX
,
or GTN 7
XX with
GMA
35 in the instrument panel
GTN
6XX
/
7XX Instrument Panel Installation
Decision Tree
Consider existing cutout and
mounting rails
, along with
equipment to be removed.
No
See Appendix B.
3 for details on
changing cutout dimensions for
GTN 6
XX / GTN
7XX.
Reconsider space available and
installation requirements.
Additional modifications may be
required which are outside the
scope of this installation
guidance.
Address these issues
before proceeding with GTN
6XX
/ GTN 7XX installation.
Return to Start
Carefully remove old mounting
rails and fabricate new rails.
See Appendix B.
4 for details on
installation of new rails to
existing instrument panel
structure
.
Yes
Carefully remove old instrument
panel (including mounting rails
).
See Appendix B.5 for details on
fabrication and installation of
the new instrument panel and
mounting rails.
Jump to
Yes
Jump to
Use STC or other approval
method to install avionics stack
in the aircraft before proceeding
with GTN
6
XX /
GTN 7XX
installation
.
Will the GTN 6XX or
GTN 7XX fit in the existing
instrument panel
/ mounting rail
configuration?
Does the instrument panel
cutout need to be enlarged
?
A
Do the mounting rails need to
be modified or replaced?
Can the rails be modified in
place,
by adding holes to
accommodate the new
mounting rack?
Can the rails be replaced on the
existing instrument panel
structure?
Are other modifications
necessary to install
GTN 6XX
/ GTN 7XX
?
A
Is the existing instrument panel
structure part of the primary
structure of the aircraft
?
Modifications to the aircraft’s
primary structure are outside
the scope of this installation
guidance. Additional design
review and approvals required
before the GTN 6XX / GTN
7XX
can be installed. Address these
issues before proceeding with
GTN 6
XX / GTN 7XX
installation.
Return to Start
A
Install GTN 6
XX,
GTN 7XX
, or
GTN 7XX with GMA 35
Prepare for
GTN 6XX / GTN 7XX
Unit Installation
See Appendix B.2 for details.
A
Return to Start
Does the instrument panel
already contain an avionics
stack?
Is there an STC or other
approval method to install an
avionics stack in the aircraft?
Modifications to the aircraft’s
instrument panel to create a
new avionics stack are outside
the scope of this installation
guidance.
Additional design
review and approvals required
before the GTN
6XX
/
GTN 7
XX
can be installed.
Address these
issues before proceeding with
GTN
6XX
/
GTN 7
XX
installation.
Return to Start
No Yes
No
Yes
No
No
Yes
No
Yes
See Appendix B.
4 for details on
acceptable modifications to the
mounting rails.
A
Yes
No
No
Yes
Jump to
Jump to
See Appendix B
.
3 for details on
changing cutout dimensions for
GTN
6XX
/
GTN 7
XX.
Figure B-1. GTN 6XX/7XX Instrument Panel Installation Decision Tree