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波音公司针对某部份商用飞机的液压管安装力矩,发布一份服务通告!SUBJECT:
DETERMINE INSTALLATION TORQUE FOR TUBES/FITTINGS/HOSES
MODEL:
737-300/400/500/600/700/800/900/900ER/BBJ, 747, 747-400, 747-8, 757, 767 and 777
APPLICABILITY:
All
REFERENCES:
a) 737-300/400/500 AMM 20-50-11, Figures 207, 208
b) 737-600/700/800/900 AMM 20-50-11, Tables 219, 220, 221
c) 747/-400/-8 AMM 20-51-01/2, Figures 207, 208
d) 757 AMM 20-11-00/201, Tables 219, 220, 221
e) 767 AMM 20-11-01/201, Figures 206, 207
f) 777 AMM 20-11-00/201, Tables 219, 220, 221
EXPORT COMPLIANCE STATEMENT:
Export of this technology is controlled under the United States Export Administration Regulations (EAR) (15 CFR 730-774). An export license may be required before it is used for development, production, or use by foreign persons from specific countries. The controller of this data has the individual responsibility to abide by all export laws.
ECCN: 9E991
SUMMARY:
This Service Letter provides guidelines for selecting the correct torque value from the airplane maintenance manual (AMM) when installing a flareless reconnectable fitting end into the hydraulic system of an airplane. The guidelines provided in the attachments are intended to apply to any reconnectable hydraulic fitting end, whether on a tube assembly, a fitting or a hose assembly. They are intended to be a resource for assisting the user in identifying the material and
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