SDR AALA202205137482

Service difficulty report · Hydraulic Line · Boeing 737

Difficulty date: May 11, 2022
Submitted: May 13, 2022
Operation: Air carrier
Aircraft: N959AN
Make and model: Boeing 737
Aircraft serial: 30828
Aircraft time: 60,015 hours, 25,308 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: Hydraulic Line
Condition: Leaking
Location: Zone 400 - Nac/P
Stage of operation: TO
How discovered: V
Nature of condition: J
Precautionary procedure: A

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

What was found

AIRCRAFT WAS GROUNDED: ON TAKEOFF ENGINE # 1 HYDRAULIC LOW PRESSURE LIGHT ILLUMINATED. EMERGENCY DECLARED, RETURNED TO DFW LANDING SAFELY. REPLACED # 1 ENGINE DRIVEN PUMP HYDRAULIC PRESSURE LINE PER AMM 29-11-11. OPERATIONAL CHECK GOOD PER AMM 71-00-00.