Service difficulty report · Line · Boeing 777224

Difficulty date
December 7, 2019
Submitted
December 7, 2019
Operation
Air carrier
Aircraft
N77022
Make and model
Boeing 777224
Aircraft serial
39777
Aircraft time
48,167 hours, 4,370 cycles
Part
Line
Part number
AS5503K0330M
Condition
Collapsed
Location
Water Pump B
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

NO WATER AVAILABLE IN LAVS OR GALLIES IN ENTIRE AIRCRAFT FOUND WATER PUMP "B" WATER LINE COLLAPSED. FOUND TO BE TIE WRAPPED INCORRECTELY PER IPC. REF IPC 38-11-51-19A ITEM 70. LINE NEEDS TO REROUTED AND RESECURED. REMOVED PUMP *B* WATER LINE TO FOM. SEE L/P #3992517 FOR LEFT WATER TANK DEACTIVATION. INSTALLED NEW LINE P/N 27-3811-3-0008 (AS5503K0330M). LINE LEAK CHECKS GOOD AND SECURED. WATER RESTORED TO LAVS AND GALLIES. ALL C/BS RESET.