What was found
(CAN) ON DESCENT I/C REPORTED AN ELECTRICAL BURNING ODOR IN BACK GALLEY, THAT THAT DISSIPATED AFTER 15 MINUTES AND THEN RETURNED AFTER LANDING AND MOC ADVISED. AFT LAV DOME LIGHT FOUND LOOSE TERMINAL TOUCHING PLASTIC ISOLATION COVER MELTED PLASTIC CAUSING ELECTRICAL BURNING ODOR, REINSTALLED AND TORQUED TERMINALS, LIGHTS LT ON DURING ALL GROUND TIME, NOTHING ABNORMAL OBSERVED. RESTORED LAV AC3, OPS CHECK GOOD.