Service difficulty report · Chiller · Boeing 767332

Difficulty date
April 29, 2012
Submitted
May 1, 2012
Operation
Air carrier
Aircraft
N174DZ
Make and model
Boeing 767332
Aircraft serial
29693
Aircraft time
50,274 hours, 14,145 cycles
Part
Chiller
Part number
267SV
Condition
Failed
Location
Galley
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
H

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

What was found

1 HR AFTER TAKEOFF FLIGHT ATTENDANT REPORTED FWD GALLEY CHILLER CIRCUIT BREAKER POPPED. GALLEY POWER LIGHT WAS FLICKERING AND OVENS WERE NOT WORKING. MX HAD US PULL CIRCUIT BREAKER U33 AND TURN OFF ALL GALLEY POWER SWITCHES FOR OVENS, COFFEEMAKERS AND BUN WARMERS. THEN PUSHED CIRCUIT BREAKER U33 BACK IN AND STARTED RESTORING OVENS AND COFFEE MAKERS INDIVIDUALLY. THINGS STARTED WORKING BUT THEN FLIGHT ATTENDANT REPORTED AN ELECTRICAL BURNING ODOR. PULLED U33 TURNED OFF ALL SW AGAIN. ODOR WENT AWAY. LEFT FWD GALLEY DE-POWERED FOR FLT. RE-ENERGIZED GALLEY POWER WITH CHILLER CIRCUIT BREAKER OUT. NO ODOR NOTED AFTER 40 MINS. CHECKED P32 FWD GALLEY ELCU, NO ODOR OR TROUBLE.