What was found
SUSPECTED FUEL LEAK FROM FUEL HEATER SERVO. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE FUEL HEATER SERVO REF B737-900 AMM 73-11-07-000-801-F00 AND AMM 73-11-07-400-801-F00. ACCOMPLISHED TEST 3A, NO DEFECTS AND LEAK NOTED.
- Difficulty date
- August 11, 2020
- Submitted
- August 12, 2020
- Operation
- Air carrier
- Aircraft
- N459AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36352
- Aircraft time
- 24,400 hours, 7,842 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7312 · Fuel Heater
- Part
- Servo
- Part number
- 457311382
- Part serial
- DK275109
- Condition
- Leaking
- Location
- Fuel Heater
- Part time
- 24,400 hours, 7,842 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- K
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.