MIL-I-18259(Aer)
4.3 Proof Pressure. - The tank and other system components shall be subjected to the speci-
fied proof pressure and shall show no leakage or other evidence of malfunctioning.
4.4 Ground Test. - The controls shall be operated, to obtain minimum and maximum rate of
fluid flow. Fluid from all openings of the spray tube shall contact the window.
4.5 Flight Test. - The fluid flow pattern and the rate of fluid consumption shall be de-
termined at normal cruising and maximum continuous operating speed of the aircraft. The fluid
flow pattern shall indicate good coverage consistent with the approved photographs of the proto-
type model. The rate of fluid consumption shall not exceed the specified rate.
4.6 Vibration. - The first of each new model of fluid tank shall be vibrated in accordance
with the requirements of Specification MIL-V-7173. The tank used for vibratiuon testing shall
not be used in a production airplane.
4.7 Rejection and Retest. Any defects discovered during the inspection and testing of
the prototype installation shall be corrected by the contractor. Such corrective measures as
may be found necessary shall likewise be incorporated in all subsequent installations. Failure
of any component or unit of a system to conform to any one of the requirements of this speci-
fication or failure to function properly in any other respect shall be cause for rejection of
the installation. A system which has been rejected may be reworked or have components or units
replaced to correct the defects and resubmitted for acceptance. Before resubmitting, full
particulars concerning previous rejection and the action taken to correct the defects found in
the original shall be furnished to the inspector.
5. PREPARATION FOR DELIVERY
5.1 Not applicable to this specification.
6. NOTES
6.1 Use. - The systems covered by this specification are used for anti-icing, de-
creasing, and washing of windshields, side panels, bomber's windows, camera windows and
other transparencies of milltary aircraft.
NOTICE: When Government drawings, specifications, or
other data are used for any purpose other than in
connection with a definitely related Government pro-
curement operation, the United States Government thereby
incurs no resqonsibility nor any obligation whatsoever;
and the fact that the Government may have formulated,
furnished, or in any way supplied the said drawings
specifications, or other data is not to be regarded by
implication or otherwise as in any manner licensing the
holder or any other person or corporation, or conveying
any rights or permission to manufacture, use, or sell
any patented invention that may in any way be related
thereto.
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