Service difficulty report · Hose · Boeing 737824

Difficulty date
June 6, 2025
Submitted
June 9, 2025
Operation
Air carrier
Aircraft
N33286
Make and model
Boeing 737824
Aircraft serial
31600
Aircraft time
64,579 hours, 23,952 cycles
Part
Hose
Part number
AS116080294
Condition
Kinked
Location
Zone 100
Stage of operation
CL
How discovered
O
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

FROM CAPTAIN: HYDRAULIC SYSTEM "B" TOTAL QTY LOSS (0), PRESSURE 60. BRAIDED LINE FROM THE BOTTOM OF THE R HYDR ACCOUSTIC FILTER IS THE LEAK. FOLLOWING FIM 29-10 TASK 811. (SYS B HYD PRESSURE BELOW 2800PSI). FOUND HOSE AS116-08-0294 LEAKING WITH SHARP BEND. NOTICED ELBOW AS4138T0808 MISSING ON BOTTOM OF ACCOUSTIC FILTER. IPC 29-11-21-11 ITEM 160. REPLACED HOSE AS116-08-0294 AND INSTALLED ELBOW AS4138T0808 THAT WAS MISSING ON BOTTOM OF ACCOUSTIC FILTER. IPC 29-11-21-11 ITEM 160. RAN HYDRAULICS WITH ELECTRIC AND MOTOR DRIVEN PUMPS. NO LEAKS NOTED AT THIS TIME. SYSTEM PRESSURE SATISFACTORY. SEE L/P 5107815 FOR EMDP AND EDP CASE DRAIN FILTER INSPECTION.