As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT ENG BLEED LGT & RT ENG HPSOV EICAS MSG & ACFT ON GND, WITH ENG BLEED SWITCH ON, & ENG RUNNING. LT & RT DUCT PSI ARE. TRIED NEW M860, NO HELP. REINSTALLED ORIGINAL M860. CIRCUIT BREAKER C1340 STILL POPS WITH HPSOV, HPSOV CONTROLLER, PRSOV DISCONNECTED. REPLACED NR 2 ENG FOR TIME. ACCOMPLISHED NR 2 ENG BLEED SYS CHECK FOR ENG CHANGE OPS CHECK. BLEED OPS CKS GOOD. REACTIVATED BLEED SYS IAW MEL.