SDR CALA2023111503347

Service difficulty report · Motor · Boeing 757224

Difficulty date: November 12, 2023
Submitted: November 15, 2023
Operation: Air carrier
Aircraft: N48127
Make and model: Boeing 757224
Aircraft serial: 28968
Aircraft time: 91,925 hours, 22,879 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Motor
Part number: 623303
Part serial: MX676069
Condition: Leaking
Location: Lt Hyd Pump
Part time: 70,876 hours, 15,609 cycles
Stage of operation: DE
How discovered: O
Nature of condition: K, J
Precautionary procedure: B

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

L HYD ELEC PUMP ANNUNCIATED. COMPLIED WITH NON-NORMAL CHECKLIST. PUMP, AC MOTOR OFF 75-2914-9-0001 6069 ON 75-2914-9-0001 5685 PUMP, AC MOTOR OFF 75-2914-9-0001 6069 ON 0000 REPLACED L/H A/C MOTOR PUMP REF AMM 29-11-01-004-001 OPS CHECK GOOD,NO LEAK DETECTED AND ALL MESSAGES CLEAR RELATED TO THE L/H A/C MOTOR PUMP, OK FOR SERVICES.