What was found
(CAN) AFTER DEPARTURE, THE FLIGHT CREW REPORTED THE LT BLEED TRIP OFF LIGHT ILLUMINATED. THE BLEED SYS WAS RESET & SHORTLY AFTER TRIPPED AGAIN. THE ACFT DIVERTED & SUCCESSFULLY LANDED. MX CARRIED OUT THE FOLLOWING ACTIONS BEFORE RETURNING THE ACFT TO SERVICE. CARRIED OUT HEALTH CHECK ON NR 1 ENG IAW AMM 36-11-00. PCV FAILED SECTION H STEP 4 C & 5 B. PCV REPLACED IAW AMM 36-12-02. ENG RUN CARRIED OUT IAW AMM 71-00-00, NO FAULTS FOUND. OK FOR SERVICE.