Service difficulty report · Pump · Boeing 7378H4

Difficulty date
April 2, 2018
Submitted
April 4, 2018
Operation
Air carrier
Aircraft
N8609A
Make and model
Boeing 7378H4
Aircraft serial
36893
Aircraft time
18,756 hours, 8,053 cycles
Part
Pump
Part number
849589
Part serial
MX637800
Condition
Faulty
Location
Nr 1 Engine
Stage of operation
TO
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

AIR TURNBACK, ON TAKEOFF BOTH NR 1 ENGINE AND NR 2 ELECTRIC HYDRAULIC LOW PRESSURE LIGHTS ILLUMINATED. HYDRAULIC A QUANTITY DECREASED TO 67%.

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