What was found
AFTER LANDING, APU STARTED & BOTH PACKS PUT ON APU. AN IMMEDIATE ELECTRICAL ODOR NOTED. APU BLEED SHUTOFF & PACKS PUT BACK ON ENG BLEED. ODOR DISSIPATED, APU CONTINUED TO OPS NORMALLY PROVIDING ELEC POWER ONLY. FOUND 2EA FWD GALLEY DRAIN LINE FLEX HOSES LEAKING INTO E/E BAY. FOUND 3 WIRES BURNED & BROKEN ON BACK OF P-91 TO PWR INDICATION LIGHTS. ALSO FOUND LATCHING CONTACTOR BURNED. R & R NR 1 BUS TIE BREAKER IAW AMM 24-21. REPL L11 & L13 LIGHT SOCKETS ON P91 PNL IAW SWPM 20-84. REPLACED 2 FWD GALLEY DRAIN FLEX HOSES IN E/E BAY IAW AMM 20-10. REPLACED LIGHT ASSY L9 & L15 ON P91 IAW SWPM 20-84 . COMPLETED CHKS IAW AMM 24-21. PERF AUTOLAND IAW AMM 22-00. ALL CKD GOOD. (8791574) AIRCRAFT GROUNDED