As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PERFORMING T/S FOR LT ENGINE BLEED SYSTEM FOUND BLEED AIR CONTROL PC ASSEMBLY CARD BROKEN (M859). ALSO FOUND LT ENGINE BLEED CONT C/B OPEN. REMOVED AND REPLACED L BLEED AIR CONTROL PC ASSEMBLY CARD, IAW B767 AMM 36-11-12. OPERATIONS CHECK GOOD, NO DEFECTS NOTED AT THIS TIME. REMOVED AND REPLACED (2 BLEED AIR ENG N2 RELAY(K00777), IAW WDM 36-11-51. OPERATIONS CHECK GOOD OK FOR SERVICE.