GPS 155XL/GNC 300XL Installation Manual
P/N 190-00067-22 Rev E Page 1-1
SECTION 1
GENERAL DESCRIPTION
1.1
INTRODUCTION
This manual describes the physical, mechanical, and electrical characteristics and the installation requirements for the
GPS 155XL/GNC 300XL Aviation Kit. After installation of the GPS 155XL/GNC 300XL system, FAA Form 337
must be completed by an appropriately certified agency to return the aircraft to service.
1.2
TECHNICAL CHARACTERISTICS
The conditions and tests required for TSO C129a approval of the GPS 155XL/GNC 300XL are minimum
performance standards. It is the responsibility of the agency installing this system either on or within a specific type
or class of aircraft to determine that the aircraft installation conditions are within the TSO standards. The system
may be installed only if evaluation by the applicant documents an acceptable installation and is approved by the
administrator. For TSO/JTSO Compliance, see Appendix A.
1.2.1
Physical Characteristics
Width
6.25 inches
Height
2 inches
Depth
5.65 inches
GPS 155XL Weight (Unit Only)
2.05 lbs.
GNC 300XL Weight (Unit Only)
2.55 lbs.
GA 56 Antenna Weight
.25 lbs.
Aviation Rack Weight (w/connector)
.83 lbs.
Max Air Speed
(Structural rating for antenna)
Subsonic
1.2.2
Operational Characteristics
Operating Temperature Range
-20
°
C to +55
°
C
Humidity
95% non-condensing
Altitude Range
-1,500 to 50,000 ft.
Power Range (GNC 300XL)
10 to 15.1 VDC
Power Range (GPS 155XL)
10 to 33 VDC
Power Requirements (GNC 300XL)
1.35A @ 13.8V (not transmitting);
5.5A @ 13.8V (transmitting)
Power Requirements (GPS 155XL)
0.95A @ 13.8V
