SDR ASAA2019080533276

Service difficulty report · Control Knob · Airbus A321253N

Difficulty date: July 31, 2019
Submitted: August 6, 2019
Operation: Air carrier
Aircraft: N923VA
Make and model: Airbus A321253N
Aircraft serial: 07861
Aircraft time: 5,707 hours, 1,623 cycles
System (JASC): 3442 · Weather Radar System
Part: Control Knob
Part number: UNKNOWN
Condition: Inoperative
Location: Wx Radar
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

WEATHER RADAR AUTOMATIC GAIN CONTROL (CAL) INOP, DOES NOTT DEPICT WEATHER IN AUTO MANUAL GAIN WORKS GOOD. GROUNDED - YES. VERIFIED WEATHER RADAR AUTOMATIC GAIN CONTROL (CAL) INOP. RELEASED PER MEL/CDL 34-41-01-03, MEL/CDL LOG UPDATED, AUTHORIZED BY AIRBUS SEAMC CARLOS.

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