SDR AALA200801120

Service difficulty report · Hose · Boeing 737823

Difficulty date: April 28, 2008
Submitted: May 22, 2008
Operation: Air carrier
Aircraft: N910AN
Make and model: Boeing 737823
Aircraft serial: 29512
System (JASC): 2910 · Hydraulic System, Main
Part: Hose
Condition: Cracked
Location: Hyd System
Stage of operation: AP
How discovered: O
Nature of condition: K, J
Precautionary procedure: O

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

What was found

YYZ INFLIGHT T1586/28APR - DURING APPROACH CREW REPORTED A SYSTEM HYDRAULIC QUANTITY LOSS AND ENGINE DRIVEN PUMP LOW PRESSURE INDICATION. LANDED YYZ WITHOUT INCIDENT. FOUND CRACKED HYDRAULIC LINE IN LEFT ENGINE PYLON. REPLACED HYDRAULIC LINE IN LEFT ENGINE PYLON AND REPLACED BOTH LEFT AND RIGHT ENGINE DRIVEN PUMPS AND CASE DRAIN FILTERS. SYSTEM GROUND CHECKED NORMAL OPERATION.