As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT BLEED DUCT LEAK EICAS ON AND LEFT DUCT LEAK LIGHT. FOUND CLAMP LOOSE AT SENSE LINE FROM ACM TO HEAT EXCHANGER. RETORQUED NUMEROUS DUCT CLAMPS IN RIGHT AC BAY AND LEAK WENT AWAY. RAN ENGINE 5 MINUTES. NO FURTHER DUCT LEAK MESSAGES.