Service difficulty report · Pump · Boeing 76738E

Difficulty date
May 30, 2021
Submitted
June 2, 2021
Operation
Air carrier
Aircraft
N641GT
Make and model
Boeing 76738E
Aircraft serial
25132
Aircraft time
90,181 hours
Part
Pump
Part number
3031863001
Part serial
MX522224
Condition
Low Pressure
Location
Lt Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ITEM#1 - L HYD QTY EICAS MSG IN FLIGHT. ITEM# 2 - L HYD PRIME PUMP EICAS MSG IN FLIGHT. TURNED PUMP OFF PER QRH. ITEM# 3 - L HYD SYS PRESSURE EICAS/ ALL LEFT HYD PUMPS OFF.(<P>ITEM #1 & #3 CORRECTIVE ACTION - LOG# 1092013 - ITEM# 6 - SOF - 31MAY21 - POPPET INDICATOR REMOVED, INSPECTED AND RESEATED IAW AMM 29-11-15. LEAK CHK CARRIED OUT. NO LEAKS EVIDENT.</P><P>ITEM# 2 CORRECTIVE ACTION - LOG# 1092013 - ITEM# 2 - SOF - 31MAY21 - AFTER ENGINE RUN LEAK CHECK, FOUND HYD LEAK AT L/H ENG EDP. REMOVED & REPLACED EDP IAW AMM 29-11-05 OPN CHK SATIS. NO FURTHER LEAKS EVIDENT.</P>)

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