Service difficulty report · A/C Pack · Boeing 76734AF

Difficulty date
March 16, 2026
Submitted
March 18, 2026
Operation
Air carrier
Aircraft
N315UP
Make and model
Boeing 76734AF
Aircraft serial
27743
Aircraft time
72,525 hours, 24,670 cycles
Part
A/C Pack
Condition
Odor
Location
Zone 100
Stage of operation
CL
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

STRONG LOCKER ROOM SMELL AFTER TAKE-OFF. ISOLATING RIGHT PACK SEEMED TO CAUSE SMELL TO DISAPPEAR IE RIGHT PACK OFF. ACCOMPLISHED ENGINE IDLE RUN IAW AMM 71-00-00795-034-H03 AND 71-00-00-862-053-H03 REV 147 AND OPERATED BOTH PACKS INDEPENDENTLY FOR 20 MINS EACH AND FOUND NO SMELL IN THE COCKPIT. THIS CLOSES DMI 2872343 AND DMP 21-51-1-1 IS REVERSED. PLACARD REMOVED

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