Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
July 22, 2023
Submitted
July 25, 2023
Operation
Air carrier
Aircraft
N472AS
Make and model
Boeing 737990ER
Aircraft serial
60580
Aircraft time
31,076 hours, 9,578 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
O

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

What was found

R/H PACK LIGHT ILLUMINATES ON RECALL, EXTINGWISHED WHENMASTER CAUTION PRESSED. GROUNDED - YES. (RESOLVED ON W/O: 1962807 TASKCARD: N/R-00002 ) CHECKED HISTORY 90 DAYS NONE FOUND. PERFORMED BITE PROCEDURE FOR BOTH PZTC PER FIM 21-62 TASK 801. NO ACTIVE FAULTS FOUND FOR BIT OR PREV FLT ON BOTH PZTC'S AND VERIFY TEST PASSED. THIS CLEARS MEL 21-32B. ALL PLACARDS REMOVED. C/N 22022472 REMOVED. SEAMC MITCH NOTIFIED.