Service difficulty report · Acm · Boeing 74746NF

Difficulty date
August 31, 2023
Submitted
September 5, 2023
Operation
Air carrier
Aircraft
N452PA
Make and model
Boeing 74746NF
Aircraft serial
30810
Aircraft time
93,542 hours, 15,897 cycles
Part
Acm
Part number
7744695
Part serial
911210
Condition
Unknown
Location
Unknown
Stage of operation
AP
How discovered
O
Nature of condition
B, E
Precautionary procedure
H, O

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

What was found

BURNING SMELL & VIBRATION ON FINAL. ISOLATED TO PACK 1. NO INDICATIONS, SHUT OFF PACK(<P>PACK 1 PLACED ON DMI 192433 PER MEL 21-51-01-03 & DMI 192434 PER 26-16-01-02-01B (DUE TO PACK 1 INOP). PACK 1 DMI 192433 & FWD LOBE FIRE DETECTION DMI 192434. CHAPTER 5 CONDITIONAL INSPECTION (AMM 05-51-56) CARRIED OUT. LP 1673134 ITEM 3 1SEP23: R/R ACM IAW AMM 21-51-04/401. OPS CHECK GOOD. DMI 192433 CLOSED. LP 1673135 ITEM 4 1SEP23: REACTIVATED SMOKE DETECTORS & OPS CHECK GOOD IAW AMM 26-16-01-404-008.</P>)

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