Service difficulty report · A/C Pack · Boeing 75724APF

Difficulty date
December 21, 2021
Submitted
December 22, 2021
Operation
Air carrier
Aircraft
N409UP
Make and model
Boeing 75724APF
Aircraft serial
23731
Aircraft time
35,658 hours, 24,055 cycles
Part
A/C Pack
Condition
Fumes
Location
Lt & Rt
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

INSPECTION TYPE:N/AR. PACK SMELLS CONTINOUSLY LIKE OIL, BOTH PACKS ON IS DEAFENINGT/S CONTAMINATION IN AC SYS PER FIM 21-00-01 PG BLK 301 , OIL SMELL APPEARS TO BE COMING FROM RT SYS. C/W REMOVAL OF OIL FR AC SYS & PNEU SYS PER AMM 21-00-01. NO HELP. UP TO STEP 17. C/W STEP 17 TO END OF AMM 21-00-01-002-001. NO CONTAMINATION FOUND, RAN PACKS 1HR W/ NO SMELL.RAN PASKS W/ENG 30 MINS NO SMELL NOTED. SYS CKS GOOD.

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