SDR DL72S981249

Service difficulty report · Line · Boeing 727232

Difficulty date: June 12, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N470DA
Make and model: Boeing 727232
Aircraft serial: 20747
System (JASC): 2910 · Hydraulic System, Main
Part: Line
Condition: Loose
Location: B-Hyd Syst
Stage of operation: DE
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

DURING DESCENT, SYSTEM-B HYDRAULIC PRESSURE WAS LOST. ACCOMPLISHED APPLICABLE ABNORMAL PROCEDURES, HAD TO USE PNEUMATIC BRAKES, B-FLUID QTY REMAINED ABOVE 1.5 GALLONS. FOUND CASE DRAIN LINE FOR NR 2 B-HYD PUMP LOOSE AND LEAKING AT PUM P PRESSURE LINE DISCONNECT BRACKET. SECURED LINE, PRESSURIZED SYSTEM, NO LEAKS FOUND.