Service difficulty report · Reservoir · Boeing 777223

Difficulty date
November 22, 2016
Submitted
November 25, 2016
Operation
Air carrier
Aircraft
N797AN
Make and model
Boeing 777223
Aircraft serial
30012
Aircraft time
64,243 hours, 8,173 cycles
Part
Reservoir
Part number
410045091
Part serial
37103A7
Condition
Low Pressure
Location
L1 Door
Part time
81,064 hours, 10,140 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

AIRCRAFT WAS NOT GROUNDED. THE L1 DOOR EMERGENCY POWER ASSIST SYSTEM RESERVOIR PRESSURE READS LOW. REMOVED AND REPLACED RESERVOIR ASSEMBLY IAW AMM 52-11-22.