As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: DURING TRANSIT CHECK OPS TEST OF EMERGENCY GEN SYS FAILED, WOULD NOT SHUT OFF. REMOVED AND REPLACED RELAY 6XE REF ESPM 20-46-50-01, OP CHECKED EMERGENCY GENERATION SYSTEM REF JOB CARD 33L00005001. OPS CHECKS NORMAL.