What was found
AIR TURN BACK, DECLARED EMERGENCY AFTER TAKEOFF. AT APPROXIMATELY 4000 FEET FWD LAVATORY SMOKE ALARM WAS ON WITH AN ACRID SMELL. RETURNED TO MIDWAY. R & R COALESCENT BAGS IAW MM.
- Difficulty date
- January 20, 2014
- Submitted
- January 22, 2014
- Operation
- Air carrier
- Aircraft
- N648SW
- Make and model
- Boeing 7373H4
- Aircraft serial
- 27718
- Aircraft time
- 53,801 hours, 42,788 cycles
- System (JASC)
- 2170 · Humidity Control System
- Part
- Coalescer Bag
- Part number
- 21BC126
- Condition
- Dirty
- Location
- Ac Bay
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- B, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.