6. Installation
6.1 Installation hints
The following hints should be considered for installation.
A certified maintenance shop should perform the installation and wiring (or as required by local na-
tional regulations). For the wiring diagram refer to chapter “6.8 Wiring”.
The KRT2 is designed as a single block unit for the installation in cockpit environment of general avia-
tion aircrafts under consideration of the following limitations:
• Installations are to be made in accordance with appropriate EASA or FAA approved guidelines.
• The equipment must be connected to a VHF antenna in order to satisfy FAA TSO-C169a.
• The conditions and tests for ETSO/TSO approval of this article are minimum performance
standards. Those installing this article, on or in a specific type or class of aircraft, must deter-
mine that the aircraft installation conditions are within the ETSO/TSO standards. ETSO/TSO ar-
ticles must have separate approval for installation in an aircraft. The article may be installed only
according to 14 CFR part 43 or the applicable airworthiness requirements.
• The development assurance level for the software (refer chapter “2.3. Quantitative Safety Ob-
jective Identification”) is appropriate for the type of aircraft. By this, the installation is limited to
Part 23 Class 1 and Class 2 airplanes per AC23.1309-1D.
• The environmental conditions at the place, where the equipment is installed, are inside the limits
of the performed environmental qualification (refer chapter “8.2 Technical Data”).
• The equipment classes (refer chapter “8.2 Technical Data”) are appropriate for the type of air-
craft.
• The equipment is not intended to be installed in areas where fluid contamination could be com-
monly encountered.
6.2 Telecommunication data
The following data may be required for the radio station license application.
Manufacturer