As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT FORWARD CABIN HAD A STRONG ODOR OF ELMERS GLUE LIKE SCENT POSSIBLE FUME EVENT-TROUBLESHOOTING DONE IAW TSM 05-50-00-810-931-A. USING APU ENG 1 ENG 2 BLEED ALONG WITH PAC 1 +2 RUN INDIVIDUALLY AT THIS TIME UNABLE TO ISOLATE CABIN ODOR SOURCE. FURTHER TROUBLESHOOTING REQUIRED. THIS ITEM REMAINS OPE. MOC 69158. ((((MOC 112115)))