B737-700 crew had electrical fumes, odor coming from the right aft lavatory.

Attributes
ACN	583409
Time
Date	200305
Day	Fri
Local Time Of Day	1201 To 1800
Place
Locale Reference	navaid : srq.vortac
State Reference	FL
Altitude	msl single value : 35000
Aircraft 1
Controlling Facilities	artcc : zma.artcc
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other other vortac
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	583409
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
ASRS Report	583401
Events
Anomaly	aircraft equipment problem : critical other anomaly
Independent Detector	other other : 4
Resolutory Action	controller : issued new clearance flight crew : landed in emergency condition flight crew : declared emergency flight crew : diverted to another airport other
Consequence	other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Cruising, just level at FL350. Aft flight attendants advised cockpit of faint electric odor at aft right lavatory. First officer and deadhead captain sent to investigate and verified faint electric odor. Unable to locate source, but definitely from right aft lavatory. Declared emergency with ATC. Accomplished electrical smoke fumes fire checklist. Tested flight attendants. Requested arff. Sent report. Uneventful landing tpa with arff present. Deplaned via jet bridge. Maintenance found plastic placard inside return to seat sign had curled corner that made contact with hot lamp and cooked plastic corner that yielded odor. Boeing should be notified.

Original NASA ASRS Text

Title: B737-700 CREW HAD ELECTRICAL FUMES, ODOR COMING FROM THE R AFT LAVATORY.

Narrative: CRUISING, JUST LEVEL AT FL350. AFT FLT ATTENDANTS ADVISED COCKPIT OF FAINT ELECTRIC ODOR AT AFT R LAVATORY. FO AND DEADHEAD CAPT SENT TO INVESTIGATE AND VERIFIED FAINT ELECTRIC ODOR. UNABLE TO LOCATE SOURCE, BUT DEFINITELY FROM R AFT LAVATORY. DECLARED EMER WITH ATC. ACCOMPLISHED ELECTRICAL SMOKE FUMES FIRE CHKLIST. TESTED FLT ATTENDANTS. REQUESTED ARFF. SENT RPT. UNEVENTFUL LNDG TPA WITH ARFF PRESENT. DEPLANED VIA JET BRIDGE. MAINT FOUND PLASTIC PLACARD INSIDE RETURN TO SEAT SIGN HAD CURLED CORNER THAT MADE CONTACT WITH HOT LAMP AND COOKED PLASTIC CORNER THAT YIELDED ODOR. BOEING SHOULD BE NOTIFIED.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.