SDR CALA2019111601990

Service difficulty report · Display · Boeing 737924ER

Difficulty date: November 14, 2019
Submitted: November 16, 2019
Operation: Air carrier
Aircraft: N28478
Make and model: Boeing 737924ER
Aircraft serial: 31649
Aircraft time: 21,474 hours, 7,724 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Display
Part number: 4081600940
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: P
Precautionary procedure: A

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

What was found

ON TAKEOFF SFO TO HNL, LOST F/O AIRSPEED AND ALT INDICATIONS FOR 20SEC. REPEAT FAILURE PRV LEG. PERFORMED PITOT AND STATIC SYS 2 LEAK TEST AND NO LEAK FOUND, REF AMM 34-11-00. RPL DEU#2 PER AMM 31-62-21, CHECK GOOD. RPL #2 ADI RU REF AMM 34-21-01, CHECKS GOOD. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1055198 SN OFF 0564 TT # 1952525 SN OFF 1811 UNIT, DISPLAY E OFF 29-3162-9-0006 0564 ON 29-3162-9-0006 8664 UNIT, ADIRU, AI OFF 29-3421-9-0010 1811 ON 29-3421-9-0010 1710.