Product Improvement Test of U-8F (ECP-BEA-L23-138).
Final rept. Sep-Oct 64.
ARMY AVIATION TEST BOARD FORT RUCKER ALA
Pagination or Media Count:
The product improvement test of the U-8F Airplane ECP-BEA-L23-138 was conducted by the US Army Aviation Test Board USAAVNTBD during September and October 1964. Deicing tests were conducted under artificially-induced ice conditions. Instrumented tests were conducted at the Beech Aircraft Company by Beech personnel. It was found that the ECP-BEA-L23-138 Retrofit Kit was capable of anti-icing and deicing the windshield and propellers of the U-8F airplane the test system was functionally suitable, the generating system was capable of providing 300 amperes per generator components of the test system were compatible with each other and with the U-8F a special tool was required to remove the rearmost generator mounting nuts noise suppression devices did not reduce noise level in radio compass to an acceptable level and maximum temperature in the avionic compartment or radome was 149.8 F. at 95 F. ambient temperature. It was recommended that the shortcomings be corrected propeller deicing time be modified to provide 80-second cycling and the special tool required to remove rearmost generator mounting bolts be procured with the retrofit kits. Author
- Transport Aircraft