What was found
AIRCRAFT WAS GROUNDED: CAPT REPORTS A BURNING/RUBBER SMELL AND HAZE WHEN CREW REST AREA WAS FIRST OPENED, CAUSING AN EMERGENCY EVACUATION VIA JETBRIDGE. MAINTENANCE REPORTS CONDITION OF THE A/C AT THE TIME OF SOF EVENT AS FOLLOWS; NO APU, NO PACKS, AND NO ENGINES WERE RUNNING. ACCOMPLISHED JOB CARD 05-96-70 AND NO SOURCE OF SMOKE, ODOR, OR FUMES PRESENT. A/C OK FOR SERVICE.