SDR UIEA2024100600966

Service difficulty report · A/C Pack · Boeing 7478

Difficulty date: October 6, 2024
Submitted: October 8, 2024
Operation: Air carrier
Aircraft: N860GT
Make and model: Boeing 7478
Aircraft serial: 67147
Aircraft time: 10,519 hours, 1,600 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Warning Message
Location: Zone 100
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

IN FLIGHT AT FL 360 RECEIVED A PACK 3 CAUTION MSG. RESET PACK PER CHECKLIST AFTER 90 SECONDS RECEIVED PACK 3 MSG AGAIN.(<P>CMC MSG - 21962 33 PACK INOP. RESET PACK 2 IAW AMM 21-51-00-740-802, OPS CHECK GOOD. TRANSFER PACK 3 TO DMI 218252 IAW MEL 21-51-01-01-03 CAT C DUE DATE 16OCT24. PLACARD INSTALLED. LP 1835127 M2: PERFORMED FIM 21-51-00-810-839, NO FAULTS & PERFORMED SATISFACTORY GND RUN PER AMM 21-51-00. DMI 218252 CLOSED. PLACARD REMOVED.</P>)

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