Service difficulty report · Coffeemaker · Boeing 777300ER

Difficulty date
August 23, 2024
Submitted
August 26, 2024
Operation
Air carrier
Aircraft
N2749U
Make and model
Boeing 777300ER
Aircraft serial
66589
Aircraft time
20,287 hours, 2,410 cycles
Part
Coffeemaker
Part number
4551241102
Part serial
T1054787344
Condition
Leaking
Location
Fwd Galley
Part time
14,516 hours, 1,775 cycles
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

WATER LEAKING FROM CEILING BETWEEN FWD GALLEY AND 1L. WATER DI DNT STOPPER INBOUND CABIN CREW, LEAKAGE FROM FWD GALLY LT AFT CORNER, WATER NOTICED AT LOWER CORNER NEAR FLOOR. GROUND CHECKED DOOR 1 & FWD GALLEY CEILING AREA, ALL WATER SUPPLY HOSE SECURED & INTACT, CEILING AREA DRY, RUN CHILLER 2 HOURS & NO ANY ISSUE. REMOVED ALL GALLEY #1 INSERT & FOOD CARTS, ISOLATED STEAM OVEN WORKS NORMAL. REMOVED COFFEEMAKER 104 & 105, FOUND REAR DRAIN AREA DIRTY WITH WATER RESIDUE. CLEANED DRAIN PAD & POUR WATER TO DRAIN AREA, CONFIRM LEAKAGE DOWN TO PURSER WORK TABLE FROM DRAIN PAD EDGE & CORNER. RESEALED WITH SEALANT. PRESSURED WATER SYS, CHECKED AROUND AREA NO WATER LEAK, COFFEEMAKER 104 & 105 DRAIN PLATE SEALENT REPAIRED GOOD, DRAIN HOLE CLEANED & WORK NORMAL, REACTIVATED FWD GALLEY WATER SUPPLY FOR T/S. FOUND COFFEEMAKER 105 LEAKING INTERNALLY.

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