Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
July 12, 2023
Submitted
July 15, 2023
Operation
Air carrier
Aircraft
N483AS
Make and model
Boeing 737990ER
Aircraft serial
36350
Aircraft time
29,068 hours, 9,102 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

CONT CAB ZONE TEMP ILLUMINATES ON RECALL EXTINGUISHS WITH RESET. GROUNDED - YES. (RESOLVED ON W/O: 1961735 TASKCARD: N/R-00002 ) REF FIM 21-62 TASK 903, #2 PZTC PREV FLT SHOWS FLT DECK TRIM VALVE FAULT. REF 21-62 TASK 832, #2 PZTC BITE VERIFY TEST GOOD W/O FAULTS. VERIFIED PACKS OPS CHECKED NORMAL IN ALL TEMP RANGE. PZTC'S BITE VERIFY GOOD W/O NO FAULT LIGHTS. NO DEFECT'S HISTORY. CLOSED MEL 21-21G, C/N 12053483. NO CONFIG CHG. SEAMC DAVE NOTIFIED.