What was found
FLIGHT 2389. FA REPORT "NATURAL GAS" SMELL IN FWD GALLEY AND FIRST CLASS. SMELL BEGAN IN CLIMB AND DECREASED AFTER REACHING CRUISE. REMOVED FROM SERVICE. INTERVIEWED CREW, C/W AIR CONTAMINATION CHECKLIST M-744 INSPECTED FWD AVIONICS BAY, FWD CARGO BAY, AND FWD CABIN FOR ANY ABNORMAL SMELLS. (ROTTEN EGG SMELL) NO UNUSUAL SMELLS . ALSO RAN APU WITH NO UNUSUAL SMELL IN THE BLEED SYS. PERFORMED HIGH POWER RUN WITH BLEEDS ON REF G.E. L.M.M. 72-00-00-700-802. NO UNUSUAL SMELLS NOTED. A/C OK FOR CONTINUED SERVICE. NO PARTS REPLACED.