Service difficulty report · Line · Boeing 7377H4

Difficulty date
July 11, 2021
Submitted
July 15, 2021
Operation
Air carrier
Aircraft
N200WN
Make and model
Boeing 7377H4
Aircraft serial
32482
Aircraft time
56,019 hours, 33,294 cycles
Part
Line
Part number
AS116080294
Part serial
7290089
Condition
Leaking
Location
Hyd System
Stage of operation
CR
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

LOSS OF HYDRAULIC SYS B (PRESSURELINE FROM BSYSTEM ELECTRIC PUMP TO FILTER LEAKING) / HYDRAULIC FLEXIBLE LINE FOUND LEAKING R/H SIDE W/W P/N AS116-08-0294, IPC REF 29-11-21-11 STEM 90. REMOVED & REPLACED FLEXIBLE HOSE INSTALLATION FOR INTERIM REPAIR PROCEDURE PER MPM 53-05-08-01. PERMANENT REPAIR IS REQUIRED WITH IN 20 CALENDAR DAYS. CHK SYSTEM B HYD. FILTERS & FOUND NO METAL SHAVING. REMOVED & REPLACED "B SYS" HYDRAULIC FILTERS, LEAK CKD & FOUND GOOD PE AMM 29-11-41, AMM 29-11-51 & AMM 29-00-00. LEAK CKD & FOUND GOOD.

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