What was found
APU CONTINOUSLY BLOWS AIR AT 33C REGARDLESS OFF TEMP SETTING. GROUNDED - YES. MAINTENANCE PROCEDURES REVERSED. TROUBLESHOT PER FIM 49-52-00-810-812. BOTH DP AND PT SENSORS AND LINES CLEAR OF DEBRIS. OPERATED APU BLEED AIR PER AMM 21-00-00, BOTH PACKS SHOW CONSISTENT BLEED AIR PRESSURE AND TEMP GAUGE SHOWS CORRECT SET TEMPERATURES . COULD NOT DUPLICATE, NO FAULTS FOUND. NO HISTORY PAST 30 DAYS. THIS CLEAR MEL 49-52-01A, SEAMC JOE NOTIFIED. PLACARDS REMOVED.