What was found
APU FAULT LIGHT DURING APU START FIRST + SECOND ATTEMPT. GROUNDED - YES. CHECKED AND RELEASED PER MEL 49-11-01. APU INOP. ATTEMPTED 3RD START WITH FAULT LIGHT AND NO ROTATION. FAULT LIGHT CLEARED. FOUND MAINT MESSAGES ASSOCIATED WITH APU FAULT: 49-41254 (START CONVERTER UNIT SHOWS START SYSTEM INOP) AND 49-41012 (NO APU ROTATION SHUTDOWN. RECHECKED FOR OMF FOUND NO ACTIVE FAULT AND FOUND MSG #49-41012 AND 49-41254 WHICH ARE NOT ACTIVE. PERFORMED APU BITE PROCEDURE PER AMM 49-61-00-700-801. NO MORE ACTIVE MESSAGE FOUND REF IFIM 49-40-00-810-818. ATTEMPTED APU START SUCCESSFULLY 3 TIMES. THIS CLEARES MEL 49-11-01.