Service difficulty report · Chiller · Boeing 777222

Difficulty date
May 13, 2025
Submitted
May 19, 2025
Operation
Air carrier
Aircraft
N211UA
Make and model
Boeing 777222
Aircraft serial
30217
Aircraft time
82,548 hours, 17,696 cycles
Part
Chiller
Part number
2367
Part serial
1411
Condition
Faulted
Location
Zone 900
Part time
796,957 hours, 714,187 cycles
Stage of operation
NR
How discovered
O
Nature of condition
B
Precautionary procedure
O

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

What was found

PLASTIC BURNING SMELL AT MID GALLEY. STOPPED USING OVENS AND COF EE DEBRIEFED FLT ATTD AND NOTED SOURCE OF SMELL APPEARS TO COME FRO M CHILLER DUE GRINDING BEARING NOISE. OPERATED OVENS AND CMS AND FOUND SERVICEABLE. DE-ACTIVATED C31 CHILLER CB PER MEL AND INSTA LLED PLACARD. PRECAUTIONARY ACCOMPLISHED CONDITIONAL INSPECTION REF MM05-51-58 -800-801-C3 AND FOUND NO OTHER ISSUES IN LAVS, GALLEY AREA AND O R CABIN. NO ELECTRICAL, PLASTIC AND OR BURNING SMELL NOTED. SUBM ITTED FORM 46-6020 TO TOMC.MID GALLEY CHILLER INOP APPLIED MEL. REMOVED AND REPLACED MID GALLEY CHILLER C31 REF 25-33-01. OPS CHECK GOOD.