What was found
ON SHORT FINAL, A BUZZING NOISE WAS HEARD AND BURING ODOR COMING FROM CABIN WHEN BLEEDS TURNED OFF, ODOR AND NOISE STOPPED. REPLACED AIR CYCLE MACHINE, OPERATIONAL CHECKED GOOD. NO BURNING ODOR WAS PRESENT.
- Difficulty date
- May 30, 2012
- Submitted
- June 1, 2012
- Operation
- Air carrier
- Aircraft
- N81535
- Make and model
- Beech 1900D
- Aircraft serial
- UE147
- Aircraft time
- 31,478 hours, 40,044 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Acm
- Part number
- 7756355
- Part serial
- 950240
- Condition
- Failed
- Stage of operation
- AP
- 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.