Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
November 12, 2023
Submitted
November 14, 2023
Operation
Air carrier
Aircraft
N481AS
Make and model
Boeing 737990ER
Aircraft serial
44106
Aircraft time
30,885 hours, 9,655 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

L PACK CAUTION LIGHT ON DURING RECALL. EXTINGUISHES DURING MC RESET. GROUNDED - YES. (RESOLVED ON W/O: 1976784 TASKCARD: N/R-00002 ) PERFORMED PACK TEMP CONTROLLER BITE REF FIM 21-62 TASK 801. FOUND TCV FAULT ON LEFT CONTROLLER. RESET CONTROLLER AND RAN PACKS. L PACK LIGHT REMAINED EXTINGUISHED. RAN CONTROLLER BITE AGAIN AND NO FAULTS FOUND. NO 30 DAY HISTORY. THIS CLEARS MEL 21-32B. PLACARDS REMOVED. SEAMC NOTIFIED.