Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
August 31, 2019
Submitted
September 4, 2019
Operation
Air carrier
Aircraft
N481AS
Make and model
Boeing 737990ER
Aircraft serial
44106
Aircraft time
16,204 hours, 5,291 cycles
Part
Unknown
Condition
Malfunctioned
Location
Ac Bay
Stage of operation
NR
How discovered
O
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

LEFT PACK PRIMARY OR STANDBY PACK CONTROL INOP. GROUNDED - YES. ACCOMPLISHED BITE OF BOTH PTC FIM 21-62 TASK 801 LEFT CONTROL FAULTED TCV ON BIT AND PREV FLT WITH A GREEN ON VERIFY RIGHT CONTROL NO FAULTS. ACCOMPLISHED FIM 21-62 TASK 830 TCV WITH NO FURTHER FAULTS LOGGED. RAN PACKS FOR 20 MIN AND RE-ACCOMPLISHED BITE FIM 21-62 TASK 801 NO FAULTS LOGGED. ALL GND TESTS PASS.