Service difficulty report · Antenna · Boeing 7673S1

Difficulty date
March 26, 2014
Submitted
April 3, 2014
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
73,904 hours, 15,574 cycles
Part
Antenna
Condition
Malfunctioned
Location
Wx Radar Sys
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WX RADAR CHECK DURING TAXI OF THE TILT KNOB FROM 0 TO FULL DOWN, UNABLE TO PAINT GROUND RETURNS IN LT & RT SYS IN WX & WX T AT ALL LEVELS OF GAINS WITH & ELT'S SPRS OFF. REPLACED ANTENNA IAW AMM 34-43-05, OPS CHECKED NORMAL,

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