What was found
BOS-ORD - TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED APPROXIMATELY 1 MINUTE AFTER TAKEOFF. LIGHT EXTINGUISHED WITHIN 2 MINUTES OF MOVING SWITCHES TO HP BLEED OFF. AIR INTERRUPTED AND LANDED BOS WITHOUT INCIDENT. TIGHTENED LEFT AIR CONDITIONING PRESSURE 2EG VALUE V BAND CLAMP. PERFORMED LEAK CHECK AT HIGH ENGINE POWER SETTING, NO LEAKS NOTED HIGH TEMPERATURE LIGHT DID NOT ILLUMINATE. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)