Service difficulty report · Heater · Boeing 737924ER

Difficulty date
April 8, 2024
Submitted
April 11, 2024
Operation
Air carrier
Aircraft
N27421
Make and model
Boeing 737924ER
Aircraft serial
37094
Aircraft time
50,953 hours, 17,871 cycles
Part
Heater
Part number
24E507040G04
Part serial
UCW02235
Condition
Leaking
Location
Lavatory
Part time
101,361 hours, 13,942 cycles
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

WATER LEAKING UNDER FWD LAV SINK VANITY AT ARRIVAL, MM FOUND NO WATER PUTTLING IN THE LAVATORY, UNDER THE SINK OR IN THE GALLEY AREA OUTSIDE OF THE LAVATORY. MM COULD NOT DUPLICATE A LEAK BUT NOTED THAT THE BOTTOM OF THE WATER HEATER WAS WET. MM WILL BE CHANGING THE WATER HEATER. HEATER, WATER, OFF 25-3812-9-9001 2235 ON 25-3812-9-9001 0424 HEATER, WATER, OFF 25-3812-9-9001 2235 ON 0000 REPLACED WATER HEATER,OPS NRMAL.