- Difficulty date
- November 22, 2015
- Submitted
- November 24, 2015
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35188
- Aircraft time
- 32,872 hours, 10,007 cycles
- Engine
- Cfmint CFM567B27
- Part
- Heater
- Part number
- 457311382
- Part serial
- EM156561E
- Condition
- Failed
- Location
- Nr 1 Fuel Servo
- Part time
- 32,868 hours, 10,006 cycles
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE FUEL HEATER SERVO LEAKING. ACFT GROUNDED. REMOVED NR 1 ENGINE SERVO FUEL HEATER REF AMM 73-11-07-000-801-F00. INSTALLED AND TORQUED FUEL FILTER COVER DRAIN PLUG REF AMM 73-11-07-00-801 H. 1,H AND I. INSTALLED NR 1 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07-400-801, STEP 3E. COMPLETED INSTALLATION AND LEAK TEST NR 1 SERVO FUEL HEATER IAW AMM 73-11-07-400-801.