What was found
AFTER 2ND ENGINE START- APU GEN OFF - EICAS DISPLAY. REPLACED BPCU IAW MM. CHECKS OK. OPERATED BOTH ENGINES & CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER 2ND ENGINE START- APU GEN OFF - EICAS DISPLAY. REPLACED BPCU IAW MM. CHECKS OK. OPERATED BOTH ENGINES & CHECK OK.