Service difficulty report · Valve · Boeing 737890

Difficulty date
August 5, 2022
Submitted
August 11, 2022
Operation
Air carrier
Aircraft
N577AS
Make and model
Boeing 737890
Aircraft serial
35186
Aircraft time
55,153 hours, 16,325 cycles
Part
Valve
Part number
3989083
Part serial
9412
Condition
Faulty
Location
Right Ecs Bay
Part time
55,190 hours, 16,336 cycles
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

RT PACK LIGHT ILLUMINATES ON RECALL RESETS ON MASTER CAUTION RESET. GROUNDED - YES. RMVD & RPLCD FWD PASS CABIN TRIM VALVE REF B737-800 AMM 21-61-21.