Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
October 5, 2021
Submitted
October 6, 2021
Operation
Air carrier
Aircraft
N474AS
Make and model
Boeing 737990ER
Aircraft serial
40715
Aircraft time
23,576 hours, 7,480 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
TX
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

AFTER PUSHBACK ON RECALL RH PACK LIGHT ILLUMINATED. PACK LIGHT WENT OUT ON M/C RESET. GROUNDED - YES. FOUND INLET AND EXIT FAULTS ON #2 TEMP CTRL. RESET FAULTS, PERFORMED B737-900ER FIM/AMM 21-61-00 THREE TIMES. OPS TEST PASSES ALL TESTS. SUSPECT FAULTS NOT CLEARED FULLY FROM L/P 60297549. REF L/P 60037301 FOR TOP DEFERRAL.